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أعضاء هيئة التدريس

  • أعضاء هيئة التدريس
د. عقبة كزار

د. عقبة كزار

أستاذ مشارك

السيرة الذاتية

Dr. Okba Kazar obtained his Engineer’s diploma, Master’s, and PhD degrees in Computer Science and Artificial Intelligence from the University of Constantine. He has been a Full Professor since December 2011 at the Computer Science Department of the University of Biskra, where he played a significant role in its establishment. He is also the founder and former director of the Smart Computer Science Laboratory (LINFI) at the University of Biskra (Algeria).
Dr. Okba Kazar served as a member and president of the technology section of the National University Committee for promotion from Associate Professor to Full Professor at the Ministry of Higher Education and Scientific Research from 2013 to 2021.
He was also a member and president of the scientific committee of the Computer Science Department, a member of the scientific council of the College of Exact Sciences and Natural Sciences and Life, and a member of the University of Biskra’s scientific council. Throughout his career, Dr. Okba Kazar has published over 415 papers in international journals and conferences.
He has served as a chair and session chair at several international conferences. Additionally, he is a reviewer for several international journals and conferences, a member of editorial committees, and serves as the deputy editor-in-chief of a journal.
He has authored three books: "Artificial Intelligence Manual", "Big Data Security" and "Artificial Intelligence by the practice", in addition to 17 book chapters. His primary research interests include artificial intelligence, with a focus on multi-agent systems, prognostics and health management (PHM) in medical and industrial domains, enterprise resource planning (ERP), advanced information systems, robotics, web services, semantic web, big data, the Internet of Things (IoT), cloud computing, cyber-physical systems, and digital twins.
Dr. Okba Kazar has been a visiting professor at numerous universities across Europe, particularly in France, Spain, and the United Arab Emirates. He is currently at Kalba University.

التعليم
  • State Doctorate thesis (PhD) in computer science 2005 (University of Constantine, Algeria)
  • MSc in computer science 1996 (University of Constantine, Algeria)
  • Engineer in computer science 1987 (University of Constantine, Algeria)
  • High School Certificate (baccalaureate): 1982 High School Meki Meni (Biskra, Algeria)
مجالات الخبرة

Computer science, artificial intelligence, information system, Knowledge Base System, Human machine interface, Knowledge representation and reasoning

البحوث العلمية
  • Artificial Intelligence, Multi-agents System
  • Big data, Information System
  • Information and communication Technologies (ICT)
  • Web Technologies: datamining, text mining, data warehousing, semantic web, web service, M-business, Smart Health,
  • Mobile Computing, E-Learning, Mobile and Ubiquitous learning
  • Internet of Things and Cloud computing
  • Ambient intelligence, Smart house, and smart city
  • Predictive computing, prognostic health management
  • Web intelligence and business intelligence
  • Security, blockchain,
  • Industry 4.0 and digital twin
  • Cyber physical system
  • Intelligent Internet of Things (IIoT)
  • Bioinformatic
المنشورات
  1. EDITED Books
    1. Title: Manual of Artificial Intelligence (Manuel d’intelligence artificielle)
      PPUR Edition: Press Polytechnic and University Romande
      Author (s): Louis Frécon and Okba Kazar
      Collection: Applied Sciences INSA Lyon
      ISBN: 978-2-88074-819-7
      https://www.amazon.fr/Manuel-dintelligence-artificielle-Louis-Frécon/dp/2880748194
    2. Title: Big Data Security
      Authors: Okba Kazar, Dounya Kassimi
      Editor: LAP Lambert Academic Publishing (22 november 2018)
      ISBN-10: 6139935350
      ISBN-13: 978-6139935352
      https://www.amazon.fr/Big-Data-Security-Okba-Kazar/dp/6139935350
    3. Title: Artificial intelligence by the practice
      Author : Okba Kazar,
      Broché: 84 pages
      Editor : pagesbleues (november 2023)
      ISBN : 978-9947-34-288-6
      https://www.pagesbleues-editions.com/
  2. BOOK CHAPTER (4 last years)

      2024

    1. Ahmid, M., Kazar, O., Barka, E. (2024). Internet of Things Overview: Architecture, Technologies, Application, and Challenges. In: Boulila, W., Ahmad, J., Koubaa, A., Driss, M., Farah, I.R. (eds) Decision Making and Security Risk Management for IoT Environments. Advances in Information Security, vol 106. Springer, Cham. https://doi.org/10.1007/978-3-031-47590-0_1
    2. Imene Latreche, Mohamed Akram Khelili, Sihem Slatnia, Okba Kazar, Saad Harous, Chapter 40 - Whale optimization algorithm for Covid-19 detection based on ECG, Editor(s): Seyedali Mirjalili, Handbook of Whale Optimization Algorithm, Academic Press, 2024, Pages 567-579, ISBN 9780323953658, https://doi.org/10.1016/B978-0-32-395365-8.00046-4

      3. 2023

    3. Aloui, Ahmed, Samir Bourekkache, Okba Kazar, and Ezedin Barka. "Comprehensive Survey of Location Privacy and Proposed Effective Approach to Protecting the Privacy of LBS Users. Book " Big Data Analytics and Intelligent Systems for Cyber Threat Intelligence (2023): 49-69. 1st Edition, River Publishers, eBook ISBN9781003373384

      4. 2022

    4. Maroua Ahmid, Okba Kazar and Ezedin Barka, «Internet of Things Overview: Architecture, Technologies, Application, and Challenges», Book: Decision Making and Security Risk Management in IoT environments, Forthcoming, Editor: Springer. Link: https://www.riotu-lab.org/dmsrm/
    5. Ahmed Aloui, Samir Bourekkache, Okba Kazar and Ezedin Barka, « User privacy protection mechanisms and attacks models in LBS: A comprehensive survey», Book Title : «Big Data Analytics and Intelligent Systems for Cyber Threat Intelligence», River Publishers 2022 (accepted) ISBN 9788770227780, April 28, 2023 by River Publishers, https://www.routledge.com/Big-Data-Analytics-and-Intelligent-Systems-for-Cyber-Threat-Intelligence/Maleh-Alazab-Tawalbeh-Romdhani/p/book/9788770227780
    6. Med Anouar Naoui, Nedioui Med Abdelhamid, Lejdel Brahim, Okba Kazar, Ridha Berrehouma, « Deep Learning for Seismic Data Semantic Segmentation», In book: Artificial Intelligence and Its Applications, January 2022, DOI: 10.1007/978-3-030-96311-8_44

      7. 2021

    7. Khelili Mohamed Akram, Slatnia Sihem, and Kazar Okba (2021). ”Covid-19 variants and vaccines: An overview”. In M. Ozaslan Y. Junejo (Eds.), Current Studies in Basic Sciences, Engineering and Technology 2021(pp.276-288). ISRES Publishing. ISBN 978-605-73797-0-2, December, 2021
      8. 2020
    8. Chapter 11, book title : Cognitive Analytics: Concepts, Methodologies, Tools, and Applications, “Two-Level Data Collection for an Energy-Efficient Solution in Wireless Sensor Networks: Multi-Agent System Approach”, Besma Benaziz, Okba Kazar, Laid Kahloul, Ilham Kitouni, Samir Bourekkache, (pages 194-213) Chapter 11, (4 Volumes) ; Information Resources Management Association (USA), Release Date: March, 2020|Copyright: © 2020 |Pages: 1961, |DOI: 10.4018/978-1-7998-2460-2

      9. 2019

    9. Chapter 30, book title : Web Services: Concepts, Methodologies, Tools, and Applications: Concepts, “A Decentralized Framework for Semantic Web Services Discovery Using Mobile Agent”, Nadia Ben Seghir, Okba Kazar, Khaled Rezeg, Source Title: Web Services: Concepts, Methodologies, Tools, and Applications,2019 |Pages: 24, ISBN13: 9781522575016| ISBN10: 1522575014| EISBN13: 9781522575023, DOI: 10.4018/978-1-5225-7501-6.ch030, https://www.igi-global.com/chapter/a-decentralized-framework-for-semantic-web-services-discovery-using-mobile-agent/217849
    10. Chapter book title: Technological Innovations in Knowledge Management and Decision Support Editeur : Nilanjan Dey (Techno India College of Technology, India), Nadjib Mesbahi, Okba Kazar, Saber Benharzallah, Merouane Zoubeidi, Djamil Rezki, A Clustering Approach Based on Cooperative Agents to Improve Decision Support in ERP, Projected Release Date: July, 2018| Copyright: © 2019 |Pages: 339, ISBN 13: 9781522561644| ISBN 10: 1522561641| EISBN 13: 9781522561651| DOI: 10.4018/978-1-5225-6164-4
    11. Chapter book title: “An Intelligent Approach for Enhancing the Agricultural Production in Arid Areas Using IoT Technology”, Merizig A., Saouli H., Zouai M., Kazar O. (2019). In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 911. First Online 07 February 2019, DOI https://doi.org/10.1007/978-3-030-11878-5_3, Publisher Name Springer, Cham, Print ISBN 978-3-030-11877-8, Online ISBN 978-3-030-11878-5, eBook Packages Intelligent Technologies and Robotics
    12. Chapter book title : “An Extended Data as a Service Description Model for Ensuring Cloud Platform Portability”, Merizig A., Saouli H., Sanchez M.L., Kazar O., Benharkat AN. (2019). In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 915. Springer, Cham, First Online 07 March 2019, DOIhttps://doi.org/10.1007/978-3-030-11928-7_67, Publisher Name Springer, Cham, Print ISBN978-3-030-11927-0, Online ISBN978-3-030-11928-7, eBook PackagesIntelligent Technologies and Robotics

      13. 2018

    13. Chapter 15, book title: Information Retrieval and Management: Concepts, Methodologies, Tools, and Applications (4 Volumes), Information Resources Management Association (USA), Editeur: Mehdi Khosrow-Pour, DBA Information Resources Management Association, USA, Nadia Ben Seghir, Okba Kazar, Khaled Rezeg, “ A Decentralized Framework for Semantic Web Services Discovery Using Mobile Agent”, (pages 323-347); Release Date: January, 2018|Copyright: © 2018 |Pages: 23-36; ISBN13: 9781522551911|ISBN10: 1522551913|EISBN13: 9781522551928|DOI: 10.4018/978-1-5225-5191-1
    14. Chapter 14, book title : Handbook of Research on Contemporary Perspectives on Web-Based Systems, Editeur : Atilla Elçi (Aksaray University, Turkey), Nadia Ben Seghir, Okba Kazar, Khaled Rezeg, A Personalized Approach for Web Service Discovery in Distributed Environments, Projected Release Date: May, 2018, |Copyright: © 2018 |Pages: 490, ISBN 13: 9781522553847| ISBN10: 1522553843| EISBN13: 9781522553854| DOI: 10.4018/978-1-5225-5384-7
    15. Chapter book title: Soltane M., Roose P., Makhlouf D., Okba K. (2019) Predictions and Modeling Energy Consumption for IT Data Center. In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 912. Springer, Cham, https://link.springer.com/chapter/10.1007/978-3-030-12065-8_1
    16. Chapter book title: “Using a Hybrid Approach to Optimize Consumption Energy of Building and Increase Occupants’ Comfort Level in Smart City”, Artificial Intelligence in Renewable Energetic Systems, Smart Sustainable Energy Systems, Editors: Hatti, Mustapha (Ed.), Lecture Notes in Networks and Systems, Volume 35, Numéro 1, Pages 67-76, Editor Springer International Publishing, https://www.springer.com/gp/book/9783319731919, © 2018

      17. 2014

    17. Chapter 22, book title: Advanced Approaches to Intelligent Information and Database Systems, Studies in Computational Intelligence 551, 225, ” An agent-based modeling for an enterprise resource planning (ERP)”, Mesbahi, Nadjib and Kazar Okba and Zoubeidi, Merouane and Benharzallah, Saber, J. Sobecki, V. Boonjing, and S. Chittayasothorn (eds.), , pages 225-234, DOI: 10.1007/978-3-319-05503-9_22, © Springer International Publishing Switzerland 2014, ISBN 978-3-319-05503-9, https://link.springer.com/chapter/10.1007/978-3-319-05503-9_22
  3. PUBLICATIONS IN INTERNATIONAL JOURNALS

      2025

    1. Imene Latreche, Sihem Slatnia, Okba Kazar, Saad Harous, "An optimized deep hybrid learning for multi-channel EEG-based driver drowsiness detection", Biomedical Signal Processing and Control, Volume 99, 2025, 106881, ISSN 1746-8094, https://doi.org/10.1016/j.bspc.2024.106881
      2. 2024
    2. Latreche, Imene, Sihem Slatnia, Okba Kazar, Saad Harous, and Mohamed Akram Khelili. "Identification and diagnosis of schizophrenia based on multichannel EEG and CNN deep learning model." Schizophrenia Research 271 (2024): 28-35.
    3. Guettala, Manel, Samir Bourekkache, Okba Kazar, and Saad Harous. "Generative artificial intelligence in education: Advancing adaptive and personalized learning." Acta Informatica Pragensia 13, no. 3 (2024): 460-489.
    4. Latreche, Imene, Sihem Slatnia, Okba Kazar, Ezedin Barka, and Saad Harous. "A Review on Deep Learning Techniques for EEG-Based Driver Drowsiness detection systems." Informatica 48, no. 3 (2024).
    5. Zouai, Meftah, Ilyes Naidji, Ahmed Tibermacine, Ahmed Aloui, and Okba Kazar. "The evolution of social media: implications for privacy and personal data." Studies in Engineering and Exact Sciences 5, no. 2 (2024): e6074-e6074.
    6. Latreche, Imene, Mohamed Akram Khelili, Sihem Slatnia, Okba Kazar, and Saad Harous. "Whale optimization algorithm for Covid-19 detection based on ECG." In Handbook of Whale Optimization Algorithm, pp. 567-579. Academic Press, 2024.
    7. Merizig, Abdelhak, Houcine Belouaar, Mohamed Mghezzi Bakhouche, and Okba Kazar. "Empowering customer satisfaction chatbot using deep learning and sentiment analysis. Bulletin of Electrical Engineering and Informatics Vol. 13, No. 3, June 2024, pp. 1752∼1761 ISSN: 2302-9285, DOI: 10.11591/eei.v13i3.6966
    8. Ahmed, Maqbol, Okba Kazar, and Saad Harous. "Cyber‐physical system model based on multi‐agent system" , IET Cyber‐Phys. Syst., Theory Appl. 2024;1–11.https://doi.org/10.1049/cps2.12096
    9. Rahal, Hakima Rym, Sihem Slatnia, Okba Kazar, Ezedin Barka, and Saad Harous. "Blockchain-based multi-diagnosis deep learning application for various diseases classification." International Journal of Information Security 23, no. 1 (2024): 15-30.
    10. Khelili, Mohamed Akram, Sihem Slatnia, Okba Kazar, Seyedali Mirjalili, Samir Bourekkache, Guadalupe Ortiz, and Yizhang Jiang. "New bio-inspired approach for deep learning techniques applied to neonatal seizures." International Journal of Medical Engineering and Informatics 16, no. 3 (2024): 260-273. https://doi.org/10.1504/IJMEI.2024.138291

      11. 2023

    11. Mohamed Akram khelili, Sihem slatnia, Okba kazar, Abdelhak merizig, Seyedali mirjalili, ”Deep Learning and Metaheuristics application in Internet of Things: A literature review”, Microprocessors and Microsystems, 2023, 104792, ISSN 0141-9331, https://doi.org/10.1016/j.micpro.2023.104792. (https://www.sciencedirect.com/science/article/pii/S0141933123000388)
    12. AHMID, Maroua et KAZAR, Okba. A comprehensive review of the internet of things security. Journal of Applied Security Research, 2023, vol. 18, no 3, p. 289-305.
    13. Rahal, H. R., Slatnia, S., Kazar, O., & Barka, E. (2023). Blockchain for Optimized Pattern Recognition: Comparative Study. International Journal of Computing and Digital Systems.
    14. Houfani, Djihane, Sihem Slatnia, Okba Kazar, Ikram Remadna, Hamza Saouli, Guadalupe Ortiz, and Abdelhak Merizig. "An improved model for breast cancer diagnosis by combining pca and logistic regression techniques." International Journal of Computing and Digital Systems 13, no. 1 (2023): 701-716, DOI: http://dx.doi.org/10.12785/ijcds/130156
    15. Asma Siagh, Fatima Zohra Laallam, Okba Kazar, Hajer Salem. “An improved sentiment classification model based on data quality and word embeddings”. The Journal of Supercomputing.2023; 79(11): 11871
    16. Zeroual Djazia, Okba Kazar, Saad Harous, Saber Benharzallah, " Collaborative Cloud-V. Edge System for Predicting Traffic Accident Risk Using Machine Learning Based IOV", IJCA, Vol. 30, No. 4, Dec. 2023
    17. Ahmid, Maroua, and Okba Kazar. "A comprehensive review of the internet of things security." Journal of Applied Security Research 18, no. 3 (2023): 289-305, https://doi.org/10.1080/19361610.2021.1962677
    18. Siagh, A., Laallam, F.Z., Kazar, O. et al. An improved sentiment classification model based on data quality and word embeddings. J Supercomput 79, 11871–11894 (2023). https://doi.org/10.1007/s11227-023-05099-1
    19. Siagh, A., Laallam, F.Z., Kazar, O., Salem, H., Benglia, M.E. (2024). IDA: An Imbalanced Data Augmentation for Text Classification. In: Bennour, A., Bouridane, A., Chaari, L. (eds) Intelligent Systems and Pattern Recognition. ISPR 2023. Communications in Computer and Information Science, vol 1940. Springer, Cham. https://doi.org/10.1007/978-3-031-46335-8_19
      20. 2022
    20. Khamssa Chouchane and Okba Kazar, “A New Cloud-Based Adaptive Mobile Learning System Using Multi-Agent Paradigm”, International Journal of Organizational and Collective Intelligence (IJOCI) 12(3), Copyright: © 2022 |Pages: 1-9
    21. Djihane Houfani, Sihem Slatnia, Okba Kazar, Ikram Remadna, Hamza Saouli, Guadalupe Ortiz, Abdelhak Merizig, “An Improved Model for Breast Cancer Diagnosis by Combining PCA and Logistic Regression Techniques”, International Journal of Computing and Digital Systems, e-ISSN 2210-142X, (Accepted)
    22. Khaoula Belila, Okba Kazar, and Mohammed Charaf Eddine Meftah, Automated Word Sense Disambiguation Using WordNet Ontology’, International Journal of Organizational and Collective Intelligence (IJOCI) 12(1), 2022, pages: 1-18, DOI: 10.4018/IJOCI.313604
    23. Khelili Mohamed Akram, Slatnia Sihem, Kazar Okba, Saad Harous, IoMT-fog-cloud based architecture for Covid-19 detection, Biomedical Signal Processing and Control, Volume 76, 2022, 103715, ISSN 1746-8094, https://doi.org/10.1016/j.bspc.2022.103715
    24. Latreche Imene, Slatnia Sihem, Kazar Okba, Batouche Mohamed, A third generation genetic algorithm NSGAIII for task scheduling in cloud computing, Journal of King Saud University - Computer and Information Sciences, 2022, ISSN 1319-1578, https://doi.org/10.1016/j.jksuci.2022.03.017.
    25. Ahmed Aloui, Okba Kazar, Samir Bourekkache & Aymen Chikh (2022) Protecting user privacy in location-based services over road networks, Journal of Location Based Services, 16:2, 77-118, DOI: 10.1080/17489725.2022.2041213
    26. Ahmid M., Kazar, O. and Kahloul, L. (2022) ‘A secure and intelligent real-time health monitoring system for remote cardiac patients’, Int. J. Medical Engineering and Informatics, DOI: 10.1504/IJMEI.2020.10033833, Vol. 14, No. 2, pp.134–150.
    27. Samir Bourekkache, Okba KAZAR, Aloui Ahmed, Ghazali Hamouda, « Computer and Network security: Intrusion detection system using mobile agent », DOI: 10.1504/IJESDF.2022.10040895, International Journal of Electronic Security and Digital Forensics, 2022 Vol.14 No.4, pp.318 – 340
    28. Salah Eddine Henouda, Laallam Fatima Zohra, Okba KAZAR, Abdessamed Sassi « Next location prediction using Transformers », International Journal of Business Intelligence and Data Mining, DOI: 10.1504/IJBIDM.2022.10038854, 2022 Vol.21 No.2, pp.247 – 263
    29. Oum Elhana Maamra, Mohamed-Khireddine Kholladi, Okba Kazar, Saad Harous, “Smart-approach based Internet of things and skyline query for multicriteria decisions for travel services”, Ingénierie des Systèmes d’Information, ISSN: 1633-1311 (print); 2116-7125 (online), Vol. 27, No. 1, February, 2022, pp. 101-109
    30. Houcine Belouaar , Okba Kazar, Meftah Zouai, Abdelhak Merizig, A new ranking approach for E-commerce websites based on fuzzy TOPSIS algorithm, Bulletin of Electrical Engineering and Informatics Vol. 11, No. 2, April 2022, pp. 936~946 ISSN: 2302-9285, DOI: 10.11591/eei.v11i2.3563, Journal homepage: http://beei.org
    31. Mohamed Akram Khelili, Sihem Slatnia , Okba Kazar, Seyedali Mirjalili, Samir Bourekkache, Guadalupe Ortiz, Yizhang Jiang New Bio-inspired approach for deep learning techniques applied to Neonatal seizures, International Journal of Medical Engineering and Informatics, DOI: 10.1504/IJMEI.2022.10046880 (Accepted forthcoming)
    32. Ali Wided, Bouakkaz Fatima, Kazar Okba, « Utilizing an Agent-Based Auction Protocol for Resource Allocation and Load Balancing in Grid Computing », January 2022, DOI: 10.1007/978-3-030-80821-1_6, In book: Artificial Intelligence for Cloud and Edge Computing, Print ISBN: 978-3-030-80820-4, Electronic ISBN: 978-3-030-80821-1, https://link.springer.com/content/pdf/10.1007%2F978-3-030-80821-1_6.pdf
    33. Guadalupe Ortiz, Meftah Zouai, Okba Kazar, Alfonso Garcia-de-Prado, Juan Boubeta-Puig, « Atmosphere: Context and situational-aware collaborative IoT architecture for edge-fog-cloud computing », Computer Standards & Interfaces,Volume 79, 2022, 103550, ISSN 0920-5489, https://doi.org/10.1016/j.csi.2021.103550.

      34. 2021

    34. Maroua Ahmid and Okba Kazar, « A Comprehensive Review of the Internet of Things Security », Journal of Applied Security Research, https://doi.org/10.1080/19361610.2021.1962677
    35. Barkat, A., Kazar, O. & Seddiki, I. Framework for web service composition based on QoS in the multi cloud environment. Int. j. inf. tecnol. (2021). DOI : https://doi.org/10.1007/s41870-020-00564-z
    36. Marwa Meissa,Saber Benharzallah, Laïd Kahloul, Okba Kazar: “A personalized recommendation for web API discovery in social web of things”. Int. Arab J. Inf. Technol. 18(3A): 438-445 (2021), DOI: https://doi.org/10.34028/iajit/18/3A/7
    37. Idir Aoudia, Saber Benharzallah, Laïd Kahloul, Okba Kazar: “A multi-population genetic algorithm for adaptive QoS-aware service composition in fog-IoT healthcare environment”. Int. Arab J. Inf. Technol. 18(3A): 464-475 (2021), DOI: https://doi.org/10.34028/iajit/18/3A/10
    38. Soufiane Boudabous, Okba Kazar, Mohamed Ridda Laouar,Sean B. Eom: ”A Multi-Agent System for Ubiquitous Learning for Hospital Education Int. J. Inf. Syst. Serv. Sect. 13(3): 1-17 (2021), DOI: 10.4018/IJISSS.2021070101
    39. Ahmed Aloui, Okba Kazar: “A Survey on Privacy Preservation in Location-Based Mobile Business: Research Directions”. Int. J. Web Portals 13(1): 20-39 (2021), DOI: 10.4018/IJWP.2021010102
    40. Salah Eddine Henouda, Fatima Zohra Laallam, Okba Kazar, Abdessamed Sassi, "Next location prediction using Transformers", Int. J. of Business Intelligence and Data Mining, DOI: 10.1504/IJBIDM.2022.10038854 (Accepted 2021)
    41. Barkat, A., Kazar, O. & Seddiki, I. Framework for web service composition based on QoS in the multicloud environment. Int. j. inf. tecnol. 13, 459–467 (2021). DOI: https://doi.org/10.1007/s41870-020-00564-z
    42. Djihane Houfani, Sihem Slatnia, Okba Kazar, Hamza Saouli & Abdelhak Merizig (2022) Artificial intelligence in healthcare: a review on predicting clinical needs, International Journal of Healthcare Management, 15:3, 267-275, DOI: 10.1080/20479700.2021.1886478
    43. Maroua Ahmid, Okba Kazar, and Laid Kahloul, “A Secure and Intelligent Real-Time Health Monitoring System for Remote Cardiac Patients”. International Journal of Medical Engineering and Informatics (IJMEI), 2022 Vol.14 No.2, pp.134 – 150, DOI: 10.1504/IJMEI.2020.10033833

      44. 2020

    44. Souraya Hamida , Okba Kazar « A formal approach to validated service discovery and execution in cloud computing », Ponte Academic Journal- Oct 2020 - Volume 76 – Issue 10 doi: 10.21506/j.ponte.2020.10.4
    45. Djihane Houfani, Sihem Slatnia, Okba Kazar, Noureddine Zerhouni, Hamza Saouli, Ikram Remadna, Breast cancer classification using machine learning techniques: a comparative study, Medical Technologies Journal, Volume: 4, Issue: 2, April-June 2020, Pages:535-544. Doi: https://doi.org/10.26415/2572-004X-vol4iss2p535-544
    46. Mouadh Bali, Abdelkamel Tari, Abdallah Almutawakel and Okba Kazar, « Smart Design for Resources Allocation in IoT Application Service Based on Multi-agent System and DCSP », https://doi.org/10.31449/inf.v44i3.2962, Informatica, pp. 373–386,Vol 44, No 3 (2020)
    47. Wided Ali, Okba Kazar, “A new agent based load balancing model for improving the grid performance”, DOI: 10.3233/MGS-200326, journal: Multiagent and Grid Systems, vol. 16, no. 2, pp. 153-170, 2020
    48. WIDED, Ali; OKBA, Kazar; FATIMA, Bouakkaz. Load balancing with Job Migration Algorithm for improving performance on grid computing: Experimental Results. ADCAIJ: Advances in Distributed Computing and Artificial Intelligence Journal, Salamanca, v. 8, n. 4, p. 5-18, feb. 2020. ISSN 2255-2863. https://revistas.usal.es/index.php/2255-2863/article/view/ADCAIJ201984518. doi:10.14201/ADCAIJ201984518.
    49. Naoui, M., Lejdel, B., Ayad, M., Amamra, A. and kazar, O. (2020), "Using a distributed deep learning algorithm for analyzing big data in smart cities", Smart and Sustainable Built Environment, Vol. ahead-of-print No. ahead-of-print. https://doi.org/10.1108/SASBE-04-2019-0040
    50. Nadia Ben Seghier; Okba Kazar, « Mobile agent and ontology approach for web service discovery using QoS », International Journal of Reasoning-based Intelligent Systems, 2020 Vol.12 No.1, pp.17 –33 ;DOI:10.1504/IJRIS.2020.105003 ; https://www.inderscience.com/info/inarticle.php?artid=105003
    51. Merouane Zoubeidi; Okba Kazar; Saber Benharzallah; Nadjib Mesbahi; Abdelhak Merizig; Djamil Rezki, A new approach agent-based for distributing association rules by business to improve decision process in ERP systems, DOI: 10.1504/IJIDS.2020.104993; International Journal of Information and Decision Sciences, 2020 Vol.12 No.1, pp.1 – 35; https://www.inderscience.com/info/inarticle.php?artid=104993
    52. Sayah zaoui; Kazar Okba; Lejdel Brahim; Laouid Abdelkader ; ghenabzia Ahmed, “An Intelligent System for Energy Management in Smart Cities based on Big Data and Ontology” ; DOI (10.1108/SASBE-07-2019-0087) ; Smart and Sustainable Built Environment ; https://www.emeraldgrouppublishing.com/sasbe.htm, 2020 ; ISSN: 2046-6099
    53. Zaoui Sayah, Okba Kazar and Ahmed Ghenabzia ; Semantic Integration in Big Data: State-of-the-Art ; Journal of Mobile Multimedia, Vol. 15_3, 191–238. doi: 10.13052/jmm1550-4646.1533, c2020 River Publishers; https://journals.riverpublishers.com/index.php/JMM/index; ISSN: 1550-4646 (Print Version) ISSN: 1550-4654 (Online Version)
    54. Samir Bourekkache, Okba Kazar, “Mobile and Adaptive Learning Application for English Language Learning”, International Journal of Information and Communication Technology Education (IJICTE), Volume 16, Issue 2, 2020, pages 36-46. ISSN: 1550-1876|EISSN: 1550-1337|EISBN13: 9781799803485|DOI: 10.4018/IJICTE.2020040103, https://www.igi-global.com/gateway/article/247080#pnlRecommendationForm
    55. Samir Bourekkache; Okba Kazar; Mounia Abik, « Multi-agent approach for collaborative authoring and indexing of pedagogical materials », DOI: 10.1504/IJCEELL.2020.108527, International Journal of Continuing Engineering Education and Life-Long Learning, 2020 Vol.30 No.3, pp.255 – 275
    56. Wedjdane Nahili, Khaled Rezeg, Okba Kazar, "Big Data Analytics using Supervised Learning: A Comprehensive Review of Recent Techniques", Volume 8, Issue I, 2020 ; International Journal for Research in Applied Science and Engineering Technology (IJRASET) Page No: 305-312, ISSN : 2321-9653, www.ijraset.com, http://doi.org/10.22214/ijraset.2020.1056
    57. Ahmed Ghenabzia, Okba Kazar, Abdelhak Merizig, Zaoui Sayah, Merouane Zoubeidi; « Multi-Agent approach for data mining based Bagging Ensembles to improve the decision process for Big Data » ; International Journal of Information and Communication Technology ; ISSN online 1741-8070 ; ISSN print 1466-6642 ; DOI: 10.1504/IJICT.2020.10031572 (in press). Retrievedfrom https://www.inderscience.com/info/ingeneral/forthcoming.php?jcode=ijict,
    58. Aloui, A., Kazar, O., Bourekkache, S. et al. An Efficient Approach for Privacy-Preserving of the Client’s Location and Query in M-Business Supplying LBS Services. Int J Wireless Inf Networks (2020).https://doi.org/10.1007/s10776-020-00478-4; https://link.springer.com/article/10.1007/s10776-020-00478-4

      59. 2019

    59. Idir Aoudia; Saber Benharzallah; Laid Kahloul; Okba Kazar, « Service composition approaches for internet of things: a review », DOI: 10.1504/IJCNDS.2019.101223, International Journal of Communication Networks and Distributed Systems, 2019 Vol.23 No.2, pp.194 – 230
    60. Abdallah Almutawakel, Okba Kazar, Mouadh Bali, Houcine Belouaar & Abdelbasset Barkat (2019) Smart and fuzzy approach based on CSP for cloud resources allocation, International Journal of Computers and Applications, DOI: 10.1080/1206212X.2019.1701241
    61. Nahili, W., Rezeg, K. & Kazar, O. (2019) A new corpus-based convolutional neural network for big data text analytics. Journal of Intelligence Studies in Business. Vol. 9, No. 2 (2019) pp. 59-71. https://doi.org/10.37380/jisib.v9i2.469 https://ojs.hh.se/index.php/JISIB/article/view/409
    62. Ali Wided, Kazar Okba, « A novel Agent Based Load Balancing Model for maximizing resource utilization in Grid Computing » ; Informatica 43 (2019) 355–361 ; https://doi.org/10.31449/inf.v43i3.2944; ISSN 0350-5596 ; http://www.informatica.si/index.php/informatica/article/view/2944
    63. Ali Wided and Kazar Okba Informatica 43 (2019) 355–361 355,” A Novel Agent Based Load Balancing Model for Maximizing Resource Utilization in Grid Computing”, https://doi.org/10.31449/inf.v43i3.2944
    64. Nadia Ben Seghir, Okba Kazar and Khaled Rezeg, “A Decentralized Framework for Semantic Web Services Discovery Using Mobile Agent”, Source Title: Web Services: Concepts, Methodologies, Tools, and Applications, Copyright: © 2019 |Pages: 24, DOI: 10.4018/978-1-5225-7501-6.ch030
    65. Samir Bourekkache, Okba Kazar, Ahmed Aloui , "Ontological and Multi-agent System for Intrusion Detection", JDIM, Journal of Digital Information Management ‰ Volume 17 Number 3 ‰ June 2019, DOI: 10.6025/jdim/2019/17/3/133-144, pp133-144
    66. Nadjib Mesbahi, Merouane Zoubeidi, Abdelhak Merizig, Okba Kazar, "An Agent-Based Approach for Extracting Business Association Rules from Centralized Databases Systems", Journal of Digital Information Management, Volume 17 Number 5,October 2019, DOI: 10.6025/jdim/2019/17/5/270-288
    67. Almutawakel Abdallah , Kazar Okba , Bali Mouadh,"A New Design for Smart and Decentralized Approach for Resource Allocation in Cloud Computing using CSP Model"; Journal of Digital Information Management, Volume 17 Number 4, August 2019, DOI: 10.6025/jdim/2019/17/4/201-213, pp201-213
    68. Maqbol Ahmed, Kazar Okba, Bali Mouadh, “Security Model based Mobile Agent for Mobile Ad Hoc Networks”, International Journal of Communication Networks and Distributed Systems, 2019 Vol.22 No.1, pp.36 – 54, DOI: 10.1504/IJCNDS.2019.096525
    69. Houcine Belouaar, Okba Kazar, Nadia Kabachi, “Web Service Selection Approach Based on Agent and Fuzzy Logic”, Volume 17 Issue 1, Journal of Digital Information Management (JDIM), February 2019 DOI: https://doi.org/10.6025/jdim/2019/17/1/1-12, ISSN 0972-7272,
    70. Meftah Zouai, Okba Kazar, Belgacem Haba, Guadalupe Ortiz, Nadia Kabachi, “New approach using an IoT robot to oversightthe smart home environment”, 2019ISTE OpenScience –Published by ISTE Ltd.London, UK, 2019, DOI : 10.21494/ISTE.OP.2019.0323, https://www.openscience.fr/Nouvelle-approche-utilisant-un-robot-IoT-pour-la-surveillance-de-l-environnement-d-une-maison-intelligente
    71. Abdelhak Merizig, Okba Kazar, Maite Lopez Sanchez, “A Multi-agent System Approach for Service Deployment in the Cloud”. International journal of Communication Networks and Distributed Systems (IJCNDS), 2019 Vol.23 No.1, pp.69 - 92. DOI: 10.1504/IJCNDS.2019.10021073
    72. Merouane Zoubeidi, Okba Kazar, Saber Benharzallah, Nadjib Mesbahi, Abdelhak Merizig, Djamil Rezki, “A new approach agent-based for distributing association rules by business to improve decision process in ERP systems”. International Journal of Information and Decision Sciences (IJIDS), 2020, Vol. 12, No. 1, 2020 , pp 1-35, https://doi.org/10.1504/IJIDS.2020.104993
    73. Meftah Zouai, Okba Kazar, Guadalupe Ortiz Bellot, Belgacem Haba, Nadia Kabachi, M. Krishnamurhty, “Ambiance Intelligence Approach Using IoT and Multi-Agent System”, International Journal of Distributed Systems and Technologies (IJDST). doi:10.4018/IJDST. vol 10(1) issue, 2019 https://www.igi-global.com/journal/international-journal-distributed-systems-technologies/1164
    74. Soufiane Boudabous, Okba kazar, Mohamed Ridda Laouar and Sean EOM, “A Multi-Agent System for Ubiquitous Learning for Hospital Education”, IJISSS-8430, Has been accepted to publish with International Journal of Information Systems in the Service Sector (IJISSS) ISSN: 1935-5688, DOI: 10.4018/IJISSS, 2019
    75. Mohammed Amine Yagoub, Okba Kazar, Mounir Beggas, “ A multi-agent system approach based on cryptographic algorithm for securing communications and protecting stored data in the cloud-computing environment “, DOI: 10.1504/IJICS.2019.101931,International Journal of Information and Computer Security, 2019 Vol.11 No.4/5, pp.413 – 430, Available online: 27 Aug 2019

      76. 2018

    76. Farida Retima, Saber Benharzallah, Laïd Kahloul, Okba Kazar, “A quality-aware context information selection based fuzzy logic in IoT environment”, Int. Arab J. Inf. Technol. 15(3A): 522-531 (2018)
    77. Meftah Mohammed Charaf Eddine and Kazar Okba,” Automatic Code Generation for Web Services Composition Based on a Formal Specification”, International Journal of Software Engineering and Its Applications, IJSEIA Vol. 12, No. 3, 2018 (pp. 1-18). http://www.sersc.org/journals/IJSEIA/, https://nadiapub.com/journals/ijseia/ijseia-contents/
    78. Dounya Kassimi, Okba Kazar, Omar Boussaid, Abdelhak Merizig,” New approach for intrusion detection in Big Data as a service in the Cloud”, Journal of Digital Information Management, Volume 16 Number 5, October 2018 DOI: https://doi.org/10.6025/jdim/2018/5/258-270, http://www.dirf.org/jdim/, pp 258-270
    79. Merzoug Soltane, Kazar Okba, Derdour Makhlouf and Sean B. EOM. Smart Configuration and Auto Allocation of Resource in Cloud Data Centers .International Journal of Business Analytics (IJBAN), Volume 5, Issue 4, paper 1 2018.
    80. Abdelhak Merizig, Okba Kazar, Maite Lopez Sanchez, “A Dynamic and Adaptable Service Composition Architecture in the Cloud Based on Multi-Agent System”, International Journal of Information Technology and Web Engineering 13(1), January 2018, DOI 10.4018/IJITWE.2018010104, pp 40-68, ISSN: 1554-1045|EISSN: 1554-1053, Indexed In: Web of Science Emerging Sources Citation Index (ESCI), SCOPUS, Compendex (Elsevier ), https://www.igi-global.com/article/a-dynamic-and-adaptable-service-composition-architecture-in-the-cloud-based-on-a-multi-agent-system/193009
    81. Manel Femmam, Okba Kazar, Laid Kahloul, Mohamed El-kabir Fareh, “ Labelled evolutionary Petri nets/genetic algorithm based approach for workflow scheduling in cloud computing”; International Journal of Grid and Utility Computing; ISSN online: 1741-8488; ISSN print: 1741-847X; http://www.inderscience.com/jhome.php?jcode=ijguc, 2018 - Vol. 9, No.2 pp. 157 – 169

      82. 2017

    82. Abdelbasset Barkat, Kazar Okba, Samir Bourekkache, (2017) "Service composition in the multi cloud environment", International Journal of Web Information Systems, Vol. 13 Issue: 4, pp.471-484, https://doi.org/10.1108/IJWIS-08-2016-0047 http://www.emeraldinsight.com/doi/abs/10.1108/IJWIS-08-2016-0047
    83. lejdel brahim, Kazar Okba, “A robust framework for topological relations in the on-the-fly web map generalization process”, International Journal of Data Mining, Modelling and Management, ISSN online: 1759-1171, ISSN print: 1759-1163, Inderscience Publishers, Vol. 9, No. 1, 2017
    84. Meftah Zouai, Okba Kazar, Belgacem Haba, Hamza Saouli and Hind Benfenati, “IoT Approach Using Multi-Agent System for Ambient Intelligence”; International Journal of Software Engineering and Its Applications Vol. 11, No. 9 (2017); http://www.sersc.org/journals/IJSEIA/vol11_no9_2017.php, https://nadiapub.com/journals/ijseia/ijseia-contents/
    85. Kassimi Dounya, Kazar Okba, Saouli Hamza and Boussaid Omar, “Design and Implementation of a New Approach using Multi-Agent System for Security in Big Data”; International Journal of Software Engineering and Its Applications Vol. 11, No. 9 (2017); http://www.sersc.org/journals/IJSEIA/vol11_no9_2017.php, https://nadiapub.com/journals/ijseia/ijseia-contents/
    86. Nafissa Rezki; Okba Kazar; Leila Hayet Mouss; Laid Kahloul; Djamil Rezki, “A novel approach for multivariate process monitoring using several intelligences”, International Journal of Industrial and Systems Engineering, 2017 Vol. 26 No. 3, pp 344-363, DOI: 10.1504/IJISE.2017.10001283
    87. F. Retima, S Benharzallah, L Kahloul, O Kazar, « A comparative analysis of context-management approaches for the Internet of Things », IAJIT Journal, volume 14, Special Issue 2017, No. 4A, indexed isi thomson IF= 0,519, 2017
    88. Samir Bourekkache, Okba Kazar, Laid Kahloul, Samir Tigane, Aicha-Nabila Benharkat; “Educative and Adaptive System for Personalized Learning: Learning Styles and Content Adaptation”; International Arab Journal of Information Technology (IAJIT), 2017, Vol. 4 ( No. 3), , pp125-132
    89. Bali Ahmed, Okba Kazar and Gherbi Abdelouahed, “ Automated Web Service Composition Algorithm Based on Improved Planning Graph”, IJSEIA, International Journal of Software Engineering and Its Applications ; IJSEIA; Vol. 11, No. 2, 2017, (pp. 65-96); ISSN: 1738-9984;http://www.sersc.org/journals/IJSEIA/vol11_no2_2017.php
    90. Nadia Ben Seghir , Okba Kazar , Khaled Rezeg , Samir Bourekkache; “A semantic web services discovery approach based on a mobile agent using metadata”, International Journal of Intelligent Computing and Cybernetics, Volume 10 Issue 1, 2017, http://www.emeraldinsight.com/toc/ijicc/10/1, ISSN: 1756-378X
    91. Shili Mohamed · Dalel Kanzari · Okba Kazar, “AMMAS: Ambient Mobile Multi-Agents System simulation of the M_Commerce”, Jan 2017, International Arab Journal of Information Technology
    92. Rezki N; Kazar O; Mouss L H; Kahloul L; Rezki D, “A Hybrid Approach for Complex Industrial Process Monitoring, JSIR Vol.76(10), October 2017, pp608-613, http://nopr.niscair.res.in/handle/123456789/42849, http://nopr.niscair.res.in/handle/123456789/42860
    93. Khadija Abid, Ikbal Arab Mansour, Chantal Bonner-Cherifi, Leila Hayet Mouss, Okba Kazar, “M-Maintenance Approach Based on Mobile Agent Technology”, International Journal of Operations and Quantitative Management (IJOQM), March 2017, pp. 1-21, (Volume 23, Number 1)
    94. Khadija ABID, L.Hayet MOUSS, Okba KAZAR, Laid KAHLOUL, “Formal Specification of a Mobile Agent Based Maintenance for Manufacturing Systems”,
    95. International Journal of Critical Computer-Based Systems, ISSN online: 1757-8787, ISSN print: 1757-8779, http://www.inderscience.com/jhome.php?jcode=ijccbs, DOI: 10.1504/IJCCBS.2017.084066, 2017 Vol.7, No.1, pp.91 – 117
    96. Soheyb Ayad, Okba Kazar, Aïcha-Nabila Benharkat, Sadek-Labib Terrissa, An Optimized Semantic Web Services Discovery in MANET, International Journal of Communication Networks and Distributed Systems, ISSN online: 1754-3924, ISSN print: 1754-3916, 270-287, Volume 19, Number 3, 2017

      97. 2016

    97. Besma Benaziz, Okba Kazar, Laid Kahloul, Ilham Kitouni, Samir Bourekkache, “ Two-Level Data Collection for an Energy-Efficient Solution in Wireless Sensor Networks: Multi-Agent System Approach”, International Journal of Agricultural and Environmental Information Systems, 7(4), DOI: 10.4018/IJAEIS.2016100104, SSN: 1947-3192|EISSN: 1947-320, http://www.igi-global.com/article/two-level-data-collection-for-an-energy-efficient-solution-in-wireless-sensor-networks/168501 , 2016, pp50-67
    98. Djemaa Boukhlouf; Okba Kazar; Laid Kahloul, “Network security Distributed intrusion detection system using mobile agent technology”, International Journal of Communication Networks and Distributed Systems, 2016 Vol. 17 No. 4, pp 335-347, DOI: 10.1504/IJCNDS.2016.10001612
    99. Robert Laurini & Okba Kazar, “Geographic Ontologies: Survey and Challenges”, meta-carto-semiotics // Journal for theoretical cartography, ISSN 1868-1387, Vol. 9 (2016), ISSN 1868-1387, http://meta-carto-semiotics.org/
    100. Nafissa Rezki, Okba Kazar, Leila Hayet Mouss, “On the use of multi-agent systems for the monitoring of industrial systems”, Journal of Industrial Engineering International, ISSN: 1735-5702 (Print) 2251-712X (Online), Volume 12 / 2016,pp111–118, DOI 10.1007/s40092-015-0133-7, http://link.springer.com/journal/40092
    101. Saber Benharzallah, Hammadi Bennoui , Okba Kazar, “Reformulating XQuery queries using GLAV mapping and complex unification”, Journal of King Saud University - Computer and Information Sciences, Volume 28, Issue 1, January 2016, Pages 125–132, doi:10.1016/j.jksuci.2015.06.001, http://www.sciencedirect.com/science/article/pii/S1319157815000774
    102. Brahim Lejdel and Okba Kazar, Rectangular Ribbons and Generalized Topological Relations, International Journal of Agricultural and Environmental Information Systems (IJAEIS), DOI: 10.4018/IJAEIS.2016040104, IGI Publisher, 7(2), pp. 70-88, Juin 2016. http://www.igi-global.com/article/rectangular-ribbons-and-generalized-topological-relations/158096
    103. Brahim Lejdel and Okba Kazar, Generalization Process for Loose Topological Relations of Regions, WSEAS TRANSACTIONS on COMPUTERS, 15, pp.55-63, 2016.
    104. Meftah Mohammed Charaf Eddine, Okba Kazar: “An agent based approach for modeling a groupware”. Multiagent and Grid Systems 12(3): 199-215 (2016)
    105. Djamel Nessah, Okba Kazar, Aïcha-Nabila Benharkat: “Towards a hybrid semantic similarity measure to set the conceptual relatedness in a hierarchy”. IJMSO 11(3): 155-164 (2016)

      106. 2015

    106. Nadia Ben Seghir, Okba Kazar, Khaled Rezeg, “A Decentralized Framework for Semantic Web Services Discovery Using Mobile Agent”, International Journal of Information Technology and Web Engineering, 10(4), 20-43, October-December 2015, DOI: 10.4018/IJITWE.2015100102, ISSN: 1554-1045|EISSN: 1554-1053, SCOPUS
    107. Meftah Mohammed Charaf Eddine and Kazar Okba, “Web Applications Development by Formal Refinement Approach”, International Journal of Software Engineering and Its Applications Vol. 9, No. 12 (2015), pp. 73-98 http://dx.doi.org/10.14257/ijseia.2015.9.12.07
    108. Maroua Ahmid , Okba Kazar , Souraya Hamida , Laid Kahloul and Parisa Ghoudous; “Internet of Things New Challenges in Distributed Artificial Intelligence”, International Journal of Computer Science and Electronics Engineering (IJCSEE) Volume 3, Issue 5 (2015) ISSN 2320–4028 (Online), pp375-377
    109. Hamza Saouli; Okba Kazar; Aïcha Nabila Benharkat,, SaaS-DCS: software-as-a-service discovery and composition system-based existence degree, International Journal of Communication Networks and Distributed Systems, 2015 Vol. 14 No. 4, DOI: http://dx.doi.org/10.1504/IJCNDS.2015.069670, Scopus
    110. Khadija Abid, and L. Hayet Mouss, Okba Kazar and Laid Kahloul, Journal 1 of Advanced Manufacturing Systems, Vol. 14, No. 2 (2015) 1–20, World Scientific Publishing Company, DOI: 10.1142/S0219686715002791, A Novel Approach for Mobile Maintenance Using Mobile Agents Technology and Mobile Devices
    111. Slatnia SIHEM, Kazar OKBA, Arab KHAOULA, Evolutionary Approach Based on Active Edges Detection for Images Segmentation, Journal of Applied Computer Science & Mathematics, no. 19 (9) /2015, Suceava
    112. Imene Aloui1, Okba Kazar, Laid Kahloul, Sylvie Servigne, « A new Itinerary Planning Approach Among Multiple Mobile Agents in Wireless Sensor Networks (WSN) to Reduce Energy Consumption”, international Journal of Communication Networks and Information Security (IJCNIS) Vol. 7, No. 2, August 2015, Pp116-122ISSN: 2076-0930 (Print), ISSN: 2073-607X (Online), http://www.ijcnis.org/index.php/ijcnis/index (Scopus)
    113. Saber Benharzallah, Hammadi Bennoui, Okba Kazar, “Reformulating XQuery queries using GLAV mapping and complex unification”, Journal of King Saud University - Computer and Information Sciences, 21 October 2015, doi:10.1016/j.jksuci.2015.06.001, http://www.sciencedirect.com/science/article/pii/S1319157815000774
    114. LEJDEL Brahim1 & Kazar Okba2, Conceptual framework of on-the-fly web map generalization Process, WSEAS Transactions on Environment and Development, ISSN / E-ISSN: 1790-5079 / 2224-3496, Volume 11, 2015, Art. #2, pp. 8-22
    115. Belkacem Abdelli, Okba Kazar, Jean-Marie Pinon, “The impact of titles expansion based on ontology in the document retrieval”, International Journal of Metadata, Semantics and Ontologies, ISSN online: 1744-263X, ISSN print: 1744-2621,
    116. Nadjib Mesbahi, Okba Kazar, Saber Benharzallah, Merouane Zoubeidi, Samir Bourekkache, “ Multi-Agents Approach for Data Mining Based k-Means for Improving the Decision Process in the ERP Systems”, International Journal of Decision Support System Technology, (IJDSST), Volume 7, Issue 2, April - June 2015, Published: Quarterly in Print and Electronically, ISSN: 1941-6296; EISSN: 1941-630X; DOI: 10.4018/IJDSST.2015040101, (SCOPUS),
    117. Nadjib Mesbahi, Okba Kazar, Saber Benharzallah, Merouane Zoubeidi, “ A Cooperative Multi-Agent Approach-Based Clustering in Enterprise Resource Planning”, International Journal of Knowledge and Systems Science, 6(1), 34-45, January-March 2015 , DOI: 10.4018/ijkss.2015010103, http://www.igi-global.com/article/a-cooperative-multi-agent-approach-based-clustering-in-enterprise-resource-planning/125432, Pp. 34-46,
    118. Nafissa Rezki, Okba Kazar, Leila Hayet Mouss, Laid Kahloul, Djamil Rezki, “ A novel approach for multivariate process monitoring using several intelligences”, International Journal of Industrial and Systems Engineering, ISSN online: 1748-5045, ISSN print: 1748-5037,http://www.inderscience.com/jhome.php?jcode=ijise#issue,

      119. 2014

    119. Lejdel Brahim, Kazar Okba, Laurini Robert "Mathematical framework for topological relationships between ribbons and regions", Journal of Visual Languages & Computing, Volume 26, February 2015, Pages 66–81, elsevier, doi:10.1016/j.jvlc.2014.11.004, ttp://www.sciencedirect.com/science/article/pii/S1045926X1400130X
    120. Soheyb Ayad, Okba Kazar, Nabila Benharkat, “Evaluating the Energy Consumption of Web Services Protocols in Ad Hoc Networks, 2013 2nd AASRI Conference on Power and Energy Systems, AASRI Procedia 7 ( 2014 ), pp8–13, http://www.sciencedirect.com/science/journal/22126716/7/supp/C, http://www.journals.elsevier.com/aasri-procedia, doi: 10.1016/j.aasri.2014.05.021, ISSN: 2212-6716
    121. Laid Kahloul, Samir Bourekkache, Okba Kazar, E-Learning “Java Programming” on Facebook!!! Big Ambitions and Important Challenges, IAJeT, International Arab Journal of e-Technology, Vol. 3, No. 3, January 2014, Print ISSN: 1997-6364, pp171-178. http://www.iajet.org/iajet_files/vol.3/no.%203%20watermark/6- 58492.pdf,
    122. Laid Kahloul and Samir Bourekkache, Karim Djouani, Allaoua Chaoui, Okba Kazar “Using High Level Petri Nets in the Modelling, Simulation and Verification of Reconfigurable Manufacturing Systems”, International Journal of Software Engineering and Knowledge Engineering, Vol. 24, No. 3 (2014) 1–25, World scientific Publishing Company, DOI: 10.1142/S0218194014006968, http://www.worldscientific.com/worldscinet/ijseke
    123. Samir Bourekkache, Okba Kazar, Nabila Benharkat, Laid Kahloul, “A cooperative multi-agent approach for the creation and annotation of adaptive content for E-learning”, Je-LKS : Journal of e-Learning and Knowledge Society, ISSN: 1826-6223, EISSN: 1971-8829, Scimago Journal Ranking (2011): 0,187, Hirsh Index: 4, Italian e-Learning Association (SIe-L), pp105-115, Vol. 10, No. 1 (2014).
    124. Benharzallah Saber, Kazar Okba, An Algorithm Reformulation of XQuery Queries Using GLAV Mapping for Mediator-based System, Journal of Applied Computer Science & Mathematics, ISSN: 2066-4273, no. 16 (8) /2014, http://jacs.usv.ro/index.php?
    125. Ali Alwesabi , Kazar Okba, « Security Method: Cloud Computing Approach Based on Mobile Agents », International Journal of New Computer Architectures and their Applications (IJNCAA) 4(1): 17-29 The Society of Digital Information and Wireless Communications, 2014 (ISSN: 2220-9085), http://www.sdiwc.net/ijncaa/about-this-journal

      126. 2013

    126. Djamel Nessah, Okba KAZAR, "An improved semantic information searching scheme based multi-agent system and an innovative similarity measure"; journal IJMSO, (International Journal of Metadata, Semantics end Ontologies) Vol. 8, No. 4, 2013; http://www.inderscience.com/current_issues/ijmso.rss, pp-282-297
    127. Alwesabi Ali , Almutewekel Abdullah; Okba Kazar; “Implementation of Cloud Computing Approach Based on Mobile Agents”; International Journal of Computer and Information Technology (ISSN: 2279 –0764) Volume 02–Issue 06, November 2013; www.ijcit.com, pp 1141-1149
    128. Souraya Hamida, Okba Kazar, Youssef Amghar, An Agent Oriented Approach for Modeling Web Services in Mobile Environments. IJWA 5(1): 13-26 (2013) ; http://dline.info/ijwa/
    129. BARKAT Abdelbasset, KAZAR Okba, MAZA Sofiane Agent-based Approach for Building Ontology from Text, Journal of Information & Systems Management; Volume 3 Number 1, March 2013, http://ieeexplore.ieee.org/search/searchresult.jsp?searchWithin=p_Authors:.QT.Okba,%20P.K..QT.&newsearch=true http://www.dline.info/jism/v3n1ed.pdf

      130. 2012

    130. Ahmed Aloui, Okba Kazar «Mobile business approach based on mobile agent»; International Journal of Digital Information and Wireless Communications (IJDIWC) 1(3): pp720-728; The Society of Digital Information and wireless Communication, 2012(ISSN 2225-658X). http://www.sdiwc.net/ijdiwc/
    131. Brahim LEJDEL, Okba KAZAR Genetic agent to optimize the automatic generalization process of special data, International Journal of Digital Information and Wireless communications (IJDIWC) 1(3): 729-737. The Society of Digital Information and Wireless Communications, 2012 , ISSN 2225-658X. pp.729-737. http://www.sdiwc.net/ijdiwc/
    132. Brahim LEJDEL, Okba KAZAR Genetic agent approach for improving on-the-fly web map generalization, International Journal of Information Technology Convergence and Services (IJITCS) Vol.2, No.3, June 2012, ISSN : 2231 - 153X (Online) ; 2231 - 1939 (Print). pp.01-10
    133. Brahim LEJDEL, Okba KAZAR Optimizing the generalization process of special data using multi-agent system based on improved genetic algorithm, International Journal of Emerging Trends & Technology in Computer Science (IJETTCS). Volume 1, Issue 2, July – August 2012 , ISSN 2278-6856. pp.155-160.
    134. Brahim LEJDEL, Okba KAZAR Genetic agent approach improved by Tabu search for optimizing on-the-fly web map generalization. International Journal of Computer and Information Technology (ISSN: 2279 – 0764) , Volume 01– Issue 02, November 2012.
    135. Hamza SAOULI , Okba KAZAR, Aïcha-Nabila BENHARKAT A Cloud Computing Framework Based Mobile Agents for Web Services Discovery and Selection, International Journal of Emerging Trends & Technology in Computer Science (IJETTCS), ISSN : 2278-6856, pp 171-189, 2012, http://www.ijettcs.org/V1I2.html
    136. Boukhlouf Djemaa, Kazar Okba Hybrid Approach based Mobile Agent for Intrusion Detection System: HAMA-IDS, Journal of Information Security Research, ISSN : 0976-4143 Volume 3, Page: 30-41, March 2012
    137. Djamel Nessah, Okba Kazar A Multi-Agents System for Semantic Annotation Based Conceptual Graph Formalism-,International Journal of Web Applications, Volume: 4 , Issue: 3 (September 2012), pp 134-150 , http://dline.info/ijwa/v4n3.php, Print ISSN: 0974-7710, Online ISSN: 0974-7729

      138. 2011

    138. Saber Benharzallah, Okba Kazar, Guy Caplat Intelligent query processing for semantic mediation of information systems, Egyptian Informatics Journal EIJ, p151-163, Volume 12, Issue 3, Nov 2011, Production and hosting by Elsevier B.V. http://www.sciencedirect.com/science/journal/11108665
    139. KAZAR Okba, SLATNIA Sihem “Evolutionary Cellular Automata for Image Segmentation and Noise Filtering Using Genetic Algorithms”, Journal of Applied Computer Science & Mathematics, no. 10 (5) /2011, Suceava, http://jacs.usv.ro/index.php?pag=showcontent&issue=11&year=2011, Year: 2011 Vol: 5 Issue: 10 Pages/record No.: 33-40 , ISSN: 2066-4273, Ex JACS ISSN:1843-1046
    140. Said Bachir, Kazar Okba, Benharkat Aicha-Nabila, “An Argumentation-Based Negotiation Approach in Electronic Marketplace based on Semantic Web”, Journal of Artificial Intelligence, http://scialert.net/current.php?issn=1994-5450, http://scialert.net/onlinefirst.php?issn=1994-5450, ISSN 1994-5450 / DOI: 10.3923/jai2011.
    141. Said Bachir, Kazar Okba, Benharkat Aicha-Nabila, Semantic Web Based Formalization of Argumentation Mechanism in E-Commerce Negotiation-, Journal of Intelligent Computing, Volume: 3 , Issue:1 (March 2012), Page: 23-39, http://www.dline.info/jic/v3n1.php

      142. 2010

    142. Benharzallah Saber , Kazar Okba "A Scalable and Efficient Query Answering for a Context and Schema Mediation", JCIT: Journal of Convergence Information Technology, Vol. 5, No. 1, pp. 23 ~ 32, 2010. www.aicit.org/jcit/ppl/jcit5-1_paper3.pdf
    143. Benharzallah Saber, Kazar Okba Context-based Query Answering for Semantic Interoperable Information Systems, Journal of Intelligent Computing JIC, p 183-197, volume 1 issue 4, December 2010, www.dline.info/jic/v1n4.php

      144. 2009

    144. Berdjouh Chafik, Kazar Okba, "Agent approach for service discovery” , UBiquitous Computing and Communication Journal, Volume: Web and Agent Systems, Publishing Date: 7/30/2009, pp509-515, UbiCC Journal – Volume 4 No. 3, ISSN Print 1994-4608, Special Issue on ICIT 2009 conference - Web and Agent Systems http://www.scribd.com/doc/24121966/UbiCC-Journal-Volume-4-Number-3-Ubiquitous-Computing-and-Communication-Journal
    145. Rezeg Khaled, Laskri Mohamed Tayeb, Kazar Okba, Sylvie Servigne, "Geospatial Web Services Semantic Discovery Approach Using Metadata and Multi-Agents System", International Review on Computers and Software , ISSN1828-6003 - January 2009, http://www.praiseworthyprize.com/IRECOS-latest/IRECOS_vol_4_n_1.html
    146. Kazar Okba, Hatem Ghodbane, Manel Moussaoui, Abir Belkacem , "A multi-agent approach based on fuzzy logic for a robot manipulator", International Journal of Digital Content Technology and its Applications (JDCTA), ISSN : 1975-9339, Volume 3, Number 3, September 2009, pp. 86 ~ 90, http://www.informatik.uni-trier.de/~ley/db/journals/jdcta/jdcta3.html#KazarGMB09
    147. Samir Bourekkache, Okba Kazar, "Agent-based Approach for E-learning", International Journal of Emerging Technologies in Learning (iJET), Volume4 N°4, 2009, pp. 57-62, http://www.informatik.uni-trier.de/~ley/db/journals/ijet/ijet4.html#BourekkacheK09
    148. O. Kazar, N. Bahi, "Agent based approach for E-Learning", Page(s): 126-131, MASAUM JOURNAL OF COMPUTING (MJC)(ISSN 2076-0833), Volume: 1 Issue: 2 Month: September 2009
    149. Nadia Ben Seghir, Okba Kazar, "An Architecture Based on Mobile Agents for Searching Information from Distributed Systems", Page(s): 14-19, MASAUM JOURNAL OF Reviews and Surveys (MJRS) , Volume: 1 Issue: 1 Month: September 2009

      150. 2008

    150. Benharzallah Saber, Kazar Okba "Intelligent Agents for a Semantic Mediation of Information Systems," IRECOS, pp.170-175, International Review on Computers and Software, Volume 3, No 2 March 2008. URL:http://www.praiseworthyprize.com/IRECOS-latest/IRECOS_vol_3_n_2.html
    151. Benharzallah Saber, Kazar Okba, "Generic Architecture Based Agent for Context and Schema Mediation", EJSR, pp.374-383, European Journal of Scientific Research, Volume 20, No 2 April 2008. URL: www.eurojournals.com/ejsr%2020%202.pdf
    152. S. Slatnia, O. Kazar "Generalised Evolutionary Cellular Automata Based-approach for Edge Detection", IRECOS: International Review on Computers and Software - July 2008, http://www.praiseworthyprize.com/IRECOS-latest/IRECOS_vol_3_n_4.html

      153. 2007

    153. H. Hannousse, O. Kazar, D. Meslati, Z. Liu “A Cohabitation Framework for AOSD Models”, International Review on Computers and Software - July 2007 - ISSN: 1828-6003,http://www.praiseworthyprize.com/IRECOS-latest/IRECOS_vol_2_n_4.html
    154. Okba Kazar, M.L. Kerdoudi, B. Abdelli, "Formal specification using Petri net for an adaptable reasoning agent", AL-AZHAR ENGINEERING NINTH INTERNATIONAL CONFERENCE, April 12 - 14, 2007, Al-Azhar University Engineering Journal, JAUES, Vol. 2, No. 5, Apr. 2007
    155. Okba Kazar, Mohamed.N Meadi, Amar Nadji "Hybrid neural network for human faces recognition", AL-AZHAR ENGINEERING NINTH INTERNATIONAL CONFERENCE, April 12 - 14, 2007, Al-Azhar University Engineering Journal, JAUES Vol. 2, No. 10, Apr. 2007

      156. 2004

    156. Kazar O., Sahnoun Z., Frécon L., Kouadri-Mostefaoui S . «Adaptable reasoning agent: case study a health care agent-based system » WSEAS transaction on Information science and application, Issu 1, Volume 1, July 2004, ISSN 1790-0832, pp.12-19 http://www.worldses.org/journals/information/information-july2004.doc
    157. Okba Kazar , Zaidi Sahnoun , Louis Frécon «Adaptable reasoning agent model», International Journal of Information Technology, ISSN 1305-2403, Volume1, number 3, PP.123-126, 2004
  4. INTERNATIONAL CONFERENCE PAPERS (4 years)

      2024

    1. R. Bouthaina, R. Khaled, K. Okba and M. Abdelhak, "Palm Tree Diseases Detection Using Deep Learning: A Short Review," 2024 8th International Conference on Image and Signal Processing and their Applications (ISPA), Biskra, Algeria, 2024, pp. 1-8, doi: 10.1109/ISPA59904.2024.10536746.
    2. Hakima Rym Rahal, Sihem Slatnia, Okba Kazar, and Saad Harou, "Blockchain-based Ensemble Deep Learning Model Technique for Breast Cancer Classification", the 2nd International Conference on Computing and Data Analytics (ICCDA) 2024, November 12-13, 2024, at UTAS-Shinas, Oman
    3. Manel Guettala, Samir Bourekkache, Okba Kazar, Saad Harous, "Building advanced RAG Q&A with Multiple Data Sources Using Langchain: A Multi-Search Agent RAG Application in Ubiquitous Learning “, the 2nd International Conference on Computing and Data Analytics (ICCDA) 2024, November 12-13, 2024, at UTAS-Shinas, Oman

      4. 2023

    4. Hakima Rym Rahal, Sihem Slatnia, Okba Kazar and Ezedin Barka, “Blockchain for medical security data: a review and perspectives”, ICAECCS 2023, The 1st International Conference on Advances in Electronics, Control and Communication Systems (ICAECCS), March 6th-7th, 2023, Blida, Algeria, IEEE, https://www.univ-blida.dz/icaeccs23/
    5. Hafida Tiaiba, Lyazid Sabri, Abdelghani Chibani, Okba Kazar, “ Machine learning for drug efficiency prediction”, Wireless Mobile Communication and Healthcare: 11th EAI International Conference, MobiHealth 2022, Virtual Event, November 30–2 December, 2022, Proceedings LNICST, Volume 484, Pages 322-327, Editor Springer Nature, 2023/5/13
    6. M. Zemmouri et al., "Seamless Decision-Making in the Big Data Era: A Modular Approach to Integrating IoT, Cloud Computing, and Data Lakes," 2023 International Conference on Electrical, Communication and Computer Engineering (ICECCE), Dubai, United Arab Emirates, 2023, pp. 1-6, doi: 10.1109/ICECCE61019.2023.10442390.
    7. Mohammed Charaf Eddine Meftah, Okba Kazar, 'A new ontological approach for multilingual scientific research", ICFNDS '23: Proceedings of the 7th International Conference on Future Networks and Distributed Systems, December 2023, Pages 114–124, https://doi.org/10.1145/3644713.3644729
    8. K. Hamdan and O. Kazar, "Design of a Smart and Green Industry 4.0 Architecture," 2023 24th International Arab Conference on Information Technology (ACIT), Ajman, United Arab Emirates, 2023, pp. 1-5, doi: 10.1109/ACIT58888.2023.10453882.
    9. Nadia, Agti, Sabri Lyazid, Kazar Okba, and Chibani Abdelghani. "A CNN-MLP Deep Model for Sensor-based Human Activity Recognition." In 2023 15th International Conference on Innovations in Information Technology (IIT), pp. 121-126. IEEE, 2023, doi: 10.1109/IIT59782.2023.10366481.
    10. Nadia, S. Lyazid, K. Okba and C. Abdelghani, "Stream Reasoning approach on Human Behavior for Medication Risks Detection using LARS Framework," 2023 5th International Conference on Pattern Analysis and Intelligent Systems (PAIS), Sétif, Algeria, 2023, pp. 1-7, doi: 10.1109/PAIS60821.2023.10322064.
    11. Zemmouri, Mohamed, Fatma Zohra Laalam, Yassine Himeur, Adel Oulefki, Okba Kazar, Chahrazad Toumi, Wathiq Mansoor, Shadi Attala, Abderrahmen Belhadi, and Nadjib Mesbahi. "Cross Data Analysis Platform based on Big Data Paradigm." In 2023 IEEE Ninth International Conference on Big Data Computing Service and Applications (Big Data Service), pp. 161-162. IEEE Computer Society, 2023. doi: 10.1109/BigDataService58306.2023.00035.
    12. H. R. Rahal, S. Slatnia, O. Kazar and E. Barka, "Blockchain for medical security data: a review and perspectives," 2023 International Conference on Advances in Electronics, Control and Communication Systems (ICAECCS), BLIDA, Algeria, 2023, pp. 1-6, doi: 10.1109/ICAECCS56710.2023.10104749.
    13. Souraya Hamida, Ammar Hamida, Okba Kazar, "Moving Target Defense and Trust management New Challenges for IoT and SIoT systems",2023, 6th International Hybrid Conference On Informatics And Applied Mathematics, December 6-7, 2023 Guelma, Algeria, Pages 143-148

      14. 2022

    14. Dounya Kassimi, Okba Kazar, Ezedin Barka, Abdelhak Merizig, Zina Houhamdi, Belkacem Athamena, Meftah Zouai, “A smart approach using Multi-agent System for Big Data Security”, The 9th International Conference on Internet of Things: Systems, Management and Security (IOTSMS 2022), The 9th International Conference on Internet of Things: Systems, Management and Security (IOTSMS 2022), Milan, Italy. November 29th - December 1st, 2022. http://emergingtechnet.org/IOTSMS2022/index.php
    15. Dounya Kassimi, Okba Kazar, Ezedin Barka, Abdelhak Merizig, Zina Houhamdi, Belkacem Athamena, Meftah Zouai, “A new approach based on multi-agent system for IDS in cloud computing”, The Ninth International Conference on Software Defined Systems (SDS-2022), Paris, France.December12-15,2022, https://emergingtechnet.org/SDS2022/index.php?fbclid=IwAR0A0Pn3GuEVRvPXUKpOcsA7AqlpEgEjFL0kX-Utm872ZzZwTMXSSBumEAA
    16. Siagh, A., Laallam, F.Z., Kazar, O. (2022). Building a Multilingual Corpus of Tweets Relating to Algerian Higher Education. In: Bennour, A., Ensari, T., Kessentini, Y., Eom, S. (eds) Intelligent Systems and Pattern Recognition. ISPR 2022. Communications in Computer and Information Science, vol 1589. Springer, Cham. https://doi.org/10.1007/978-3-031-08277-1_11
    17. Ahmed Aloui, Samir Bourekkache, Houcine belouaar, Okba Kazar, Ezedin Barka, “User privacy protection mechanisms and attacks models in LBS: A comprehensive survey”, The 2nd International Workshop on New Services and Networks WNSN'22, http://ensak.usms.ac.ma/ensak/events/the-2nd-international-workshop-on-new-services-and-networks-wnsn21/, Mars 16-17, 2022. Khouribga, Morocco
    18. Imene Latreche, Sihem Slatnia, Okba Kazar, « CNN-LSTM To Identify the Most Informative EEG-Based Driver Drowsiness Detection Brain Region », 6th International Symposium on Multidisciplinary Studies and Innovative Technologies, October 20-22, 2022, Ankara, IEEE,
    19. Salah Eddine Henouda, Fatima Zohra Laallam, Okba Kazar, Abdessamed Sassi, Houssam Eddine Aouarib and Djihane Houfani, “WP-CamemBERT for next location Prediction”, International Symposium on iNnovative Informatics of Biskra (ISNIB), Biskra, 7-8 December, 2022, IEEE,
    20. Siagh, A., Laallam, F.Z., Kazar, O. (2022). Building a Multilingual Corpus of Tweets Relating to Algerian Higher Education. In: Bennour, A., Ensari, T., Kessentini, Y., Eom, S. (eds) Intelligent Systems and Pattern Recognition. ISPR 2022. Communications in Computer and Information Science, vol 1589. Springer, Cham. https://doi.org/10.1007/978-3-031-08277-1_11
    21. Salah Eddine Henouda, Fatima Zohra Laallam, Okba Kazar, Saad Harous and Djihane Houfani, « On the effectiveness of Dimensionality Reduction Techniques on High Dimensionality Datasets », ICISAT’2022, 12th International Conference on Information Systems and Advanced Technologies, 26–27 August 2022, http://www.ijist.net/ICISAT-2022/,
    22. M. Mancer et al., "Blockchain Technology for Secure Shared Medical Data," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-6, doi: 10.1109/ACIT57182.2022.9994101.
    23. M. Guettala, S. Harous, S. Bourekkache, B. Athamena, O. Kazar and Z. Houhamdi, "Cloud Ubiquitous Learning Approach Based on Multi-agents System," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-8, doi: 10.1109/ACIT57182.2022.9994187.
    24. B. Hassani et al., "Fuzzy Logic and Deep learning Techniques for Covid-19 Detection," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-9, doi: 10.1109/ACIT57182.2022.9994125.
    25. H. E. Degha, F. Z. Laallam, O. Kazar, I. Khelfaoui, B. Athamena and Z. Houhamdi, "Open-SBS: Smart Building Simulator," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-15, doi: 10.1109/ACIT57182.2022.9994156.
    26. M. Zouai et al., "Design and Development of an IoT-based Solar Powered Camouflaged Robot for Military Applications," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-6, doi: 10.1109/ACIT57182.2022.9994141.
    27. Latreche, S. Slatnia, O. Kazar, S. Harous, B. Athamena and Z. Houhamdi, "Deep Learning for Single-Channel EEG-Based Driver Drowsiness: Comparative Study," 2022 International Arab Conference on Information Technology (ACIT), 2022, pp. 1-5, doi: 10.1109/ACIT57182.2022.9994170.

      28. 2021

    28. K. M. Akram, S. Sihem and K. Okba, "Convolution Neural network based Marine Predator Algorithm for COVID-19 detection," 2021 International Conference on Information Systems and Advanced Technologies (ICISAT), 2021, pp. 1-4, doi: 10.1109/ICISAT54145.2021.9678468. IEEE
    29. M. Guettala, S. Bourekkache and O. Kazar, "Ubiquitous learning a new challenge of ubiquitous computing: state of the art," 2021 International Conference on Information Systems and Advanced Technologies (ICISAT), 2021, pp. 1-5, doi: 10.1109/ICISAT54145.2021.9678434. IEEE
    30. N. Wedjdane, R. Khaled and K. Okba, "Better Decision Making with Sentiment Analysis of Amazon reviews," 2021 International Conference on Information Systems and Advanced Technologies (ICISAT), 2021, pp. 1-7, doi: 10.1109/ICISAT54145.2021.9678483. IEEE
    31. Idir Aoudia Saber Benharzallah, Laid Kahloul, Okba Kazar, « QoS-aware service composition in Fog-IoT computing using multi-population genetic algorithm », DOI: 10.1109/ACIT50332.2020.9300090, 21st International Arab Conference on Information Technology, ACIT 2020, Giza, Egypt, November 28-30
    32. Samir Bourekkache, Samir Tigane, Okba Kazar, Laid Kahloul, « Mobile and personalized learning system for computer science students », DOI: 10.1109/econf51404.2020.9385476, The Sixth International Conference on e-learning (ECONF20), 6th – 7th December 2020, Online, Bahrain
    33. N. B. Seghier and O. Kazar, "Performance Benchmarking and Comparison of NoSQL Databases: Redis vs MongoDB vs Cassandra Using YCSB Tool," 2021 International Conference on Recent Advances in Mathematics and Informatics (ICRAMI), 2021, pp. 1-6, doi: 10.1109/ICRAMI52622.2021.9585956, IEEE
    34. N. B. Seghier and O. Kazar, "A Context-Aware Service Discovery Framework Based on Mobile Agent," 2021 International Conference on Recent Advances in Mathematics and Informatics (ICRAMI), 2021, pp. 1-6, doi: 10.1109/ICRAMI52622.2021.9585906. IEEE
    35. M. Ahmid and O. Kazar, "A Cloud-IoT Health Monitoring System Based on Smart Agent for Cardiovascular Patients," 2021 International Conference on Information Technology (ICIT), 2021, pp. 1-6, doi: 10.1109/ICIT52682.2021.9491113. IEEE
    36. Zouai Meftah , Kazar Okba, Guadalupe Ortiz, « Paving the Way to Industry 4.0: an Approach based on Multi-agents System and Complex Event Processing », International Conference on Internet and Web Applications and Services, The Sixteenth International Conference on Internet and Web Applications and Services, ICIW 2021, May 30, 2021 to June 03, 2021 - Valencia, Spain
    37. Mohamed Akram Khelili, Sihem Slatnia and Okba Kazar, "Deep learning technique for covid-19 detection", International Conference on General Health Sciences (ICGeHeS), 10-13 June, 2021 in Istanbul/Turkey
    38. Mohamed Akram Khelili, Sihem Slatnia and Okba Kazar, “Convolution Neural network based Marine Predator Algorithm for COVID-19 detection”, 9th International Conference on Software Engineering and New Technologies "ICSENT’2021", 22 – 23 July 2021,

      39. 2020

    39. Samir Bourekkache, Okba Kazar, Mounia Abik, Samir Tigane and Laid Kahloul. Ontology basedapproach for representing the learner profile and learning style; The third international conference on intelligent computing in data sciences icds2019 october28-29-30,pp23-28, 2019, marrakech-morocco; http://www.researchnetwork.ma/icds2019/index.html, IEEE Catalog Number: CFP19T48-POD, ISBN (Print-On-Demand): 978-1-7281-0004-3, ISBN (Online): 978-1-7281-0003-6
    40. Ghenabzia A., Kazar O., Merizig A., Sayah Z., Zoubeidi M. (2020) Drilling Stuck Pipe Prediction in Algerian Oil Fields: Time Series Forecasting Approach. In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2019). AI2SD 2019. Advances in Intelligent Systems and Computing, vol 1104. Springer, Cham, Springer Nature Switzerland AG 2020, M. Ezziyyani (Ed.): AI2SD 2019, AISC 1104, pp. 262–275, 2020. https://doi.org/10.1007/978-3-030-36671-1_23
    41. S. Bourekkache, S. Tigane, O. Kazar and L. Kahloul, "Mobile and personalized learning system for computer science students," 2020 Sixth International Conference on e-Learning (econf), 2020, pp. 189-193, doi: 10.1109/econf51404.2020.9385476.
    42. M. Ahmid, O. Kazar, S. Benharzallah, L. Kahloul and A. Merizig, "An Intelligent and Secure Health Monitoring System Based on Agent," 2020 IEEE International Conference on Informatics, IoT, and Enabling Technologies (ICIoT), 2020, pp. 291-296, doi: 10.1109/ICIoT48696.2020.9089602.
    43. Djihane Houfani, Sihem Slatnia, Okba Kazar, NoureddineZerhouni, AbdelhakMerizig, HamzaSaouli, “Machine Learning Techniques for Breast Cancer Diagnosis : Literature Review”, The International Conference on Advanced Intelligent Systems for Sustainable Development (AI2SD’2019), 08-11 July 2019, Marrakech-Morocco, pp. 247–254. DOI: 0.1007/978-3-030-36664-3_28; https://link.springer.com/chapter/10.1007/978-3-030-36664-3_28;
    44. Djihane Houfani, Sihem Slatnia, Okba Kazar, NoureddineZerhouni, IkramRemadna, HamzaSaouli, “A practical comparative study of machine learning algorithms for breast cancer diagnosis”, International congress on Health Sciences and Medical Technologies, Tlemcen, Algeria 5-7 December 2019; https://doi.org/10.26415/978-9931-9446-2-1
    45. Lyna Miloudi, Khaled Rezeg, Okba Kazar and Mohamed Kotoub Miloudi, « Smart Sustainable Farming Management Using Integrated Approach of IoT, Blockchain & Geospatial Technologies », Springer Nature Switzerland AG 2020, M. Ezziyyani (Ed.): AI2SD 2019, AISC 1103, pp. 340–347, 2020. https://doi.org/10.1007/978-3-030-36664-3_38

      46. 2019

    46. Houcine belouaar, Okba Kazar and Nadia Kabachi, “An agent and multi-criteria methods based approach for web service selection”, ICA2IT’19: 2nd International Conference on Artificial Intelligence and information technology , 4th-6th March 2019 university of Kasdi Merbah Ouargla (Algeria).
    47. Houcine Belouaar, Okba Kazar and Nadia Kabachi, “AHP and TOPSIS Methods for Web Service Selection”, IE’19: 15th International Conference on Intelligent Environments, June 24-27, 2019 in Rabat, Morocco, Pages 357 – 366, DOI 10.3233/AISE190066, Category Research Article, Series Ambient Intelligence and Smart Environments, Ebook Volume 26: Intelligent Environments 2019
    48. Khamssa Chouchane, Almaas Ali, Juan Carlos Augusto, Okba Kazar, “Context in Mobile Learning: The Point of View of the Learners, Pages 280 – 289, DOI 10.3233/AISE190053, Series Ambient Intelligence and Smart Environments, Volume 26, Published 2019, Editors Andrés Muñoz, Sofia Ouhbi, Wolfgang Minker, Loubna Echabbi, Miguel Navarro-Cía, ISBN 978-1-61499-982-9 (print) | 978-1-61499-983-6 (online)
    49. Soltane M., Roose P., Makhlouf D., Okba K. (2019) Predictions and Modeling Energy Consumption for IT Data Center. In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 912. Springer, Cham, First Online05 February 2019, DOI https://doi.org/10.1007/978-3-030-12065-8_1, Print ISBN978-3-030-12064-1, Online ISBN 978-3-030-12065-8, eBook PackagesIntelligent Technologies and Robotics; pp. 1–11
    50. Merizig A., Saouli H., Zouai M., Kazar O. (2019) An Intelligent Approach for Enhancing the Agricultural Production in Arid Areas Using IoT Technology. In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 911. Springer, Cham
    51. Merizig A., Saouli H., Sanchez M.L., Kazar O., Benharkat AN. (2019) An Extended Data as a Service Description Model for Ensuring Cloud Platform Portability. In: Ezziyyani M. (eds) Advanced Intelligent Systems for Sustainable Development (AI2SD’2018). AI2SD 2018. Advances in Intelligent Systems and Computing, vol 915. Springer, Cham
    52. Houcine Belouaar, Okba Kazar and Nadia Kabachi, “An agent and multi-criteria methods based approach for Web service selection”, International Conference on Artificial Intelligence and Information Technology, 04-06 Mars 2019, University of Ouargla, Algeria

      53. 2018

    53. Mohammed Amine Yagoub, Abdelkader Laouid, Okba Kazar, Ahcène Bounceur, Reinhardt Euler, and Muath AlShaikh, “An Adaptive and Efficient Fully Homomorphic Encryption Technique”, In ICFNDS’18: International Conference on Future Networks and Distributed Systems, June 26–27, 2018, Amman, ACM New York, NY, USA ©2018, ISBN: 978-1-4503-6428-7 doi:10.1145/3231053.3231088
    54. Hamida, Okba Kazar et Khadija Abid, "Formal approach based on petri nets using agent for service discovery and execution in mobile cloud computing ", the International Conference on Modern Intelligent Systems Concepts (MISC’18), Rabat, from 12th to 13th December 2018, http://www.mosaic-med.eu/misc18/
    55. Zouai Meftah , Kazar Okba, Haba Belgacem, Merizig Abdelhak, Belouar Houcine, “A New Smart house design based on Multi-agent system and Raspberry PI card”, Artificial Intelligence and its Applications (AIAP'2018) EL oued, Algeria, 04-05 december 2018, pp 65-69, http://www.univ-eloued.dz/aiap2018/
    56. Samir Bourekkache, Okba Kazar, Laid Kahloul and Samir Tigane, “Adaptation of learning styles for personalized learning system”, 7 th. International Symposium ISKO-Maghreb on: “Knowledge Organization in the perspective of Digital Humanities”, November 25th. – 26th. , 2018, Bejaïa, Algeria.
    57. Merzoug Soltane, Yudith Cardinale, Rafael Angarita, Philippe Rosse, Marta Rukoz, et al.. A Self adaptive Agent-based System for Cloud Platforms. PAIS’2018 : The 3rd International Conference on Pattern Analysis and Intelligent Systems, 24-25 september 2018, Tebessa, Algeria.
    58. Abdelhak Merizig, Hamza Saouli, Meftah Zouai, Okba Kazar, “An intelligent approach for enhancing the agricultural production in arid areas using IoT technology”, The International Conference on Advanced Intelligent Systems for Sustainable Development (AI2SD’2018), Tangier- Maroc, 12-14 July 2018, pp. xx-xx. DOI : . (Novembre 2018).
    59. Abdelhak Merizig, Hamza Saouli, Maite Lopez Sanchez, Okba Kazar, Aïcha Nabila Benharkat, “An Extended Data as a Service Description Model for Ensuring Cloud Platform Portability”, The International Conference on Advanced Intelligent Systems for Sustainable Development (AI2SD’2018), 12-14 July 2018, Tangier-Maroc, pp. xx-xx. DOI :. (Novembre 2018).
    60. Merzoug Soltane, Souraya Hamida, Derdour Makhlouf, Okba Kazar, ”Formal approach to validated allocation process based on MAS and CP system”, ACM - 7th International Conference on Software Engineering and New Technologies (ICSENT'2018), Hammamet, Tunisie 26 - 28 December 2018, http://www.ijist.net/ICSENT2018/
    61. Merzoug Soltane, Kazar Okba, Derdour Makhlouf ACM 3rd International Conference of Computing for Engineering and Sciences” Intelligent Strategy of Allocation resource for Cloud Datacenter Based on MAS & CP approach https://doi.org//10.1145/3129186.3129197
    62. Soufiane Boudabous, Okba Kazar, and Mohammed Ridda Laouar. 2018. AMuL: the agents model for the u-learning system. In Proceedings of the 8th International Conference on Information Systems and Technologies (ICIST '18). ACM, New York, NY, USA, Article 8, 5 pages. DOI: https://doi.org/10.1145/3200842.3200853
    63. Asma Bendahmane, Hamza Saouli, Okba Kazar, Khaled Rezeg and Imane Sriti. “Coalition based web service composition using a new Multi-layer agent architecture” , ASD 2018: Big data & Applications 12th edition of the Conference on Advances of Decisional Systems http://asd-conf.net/ PROGRAM May 2-3, 2018, Marrakech, Morocco
    64. Dounya Kassimi, Okba Kazar, Omar Boussaid and Hamza Saouli. “Big Data and Security Issues” ASD 2018: Big data & Applications 12th edition of the Conference on Advances of Decisional Systems http://asd-conf.net/ PROGRAM May 2-3, 2018, Marrakech, Morocco
    65. Soheyb Ayad, Sadek labib Terrissa, Okba Kazar and Aïcha-Nabila Benharkat, A smart greenhouse solution based on IoT and Cloud computing technologies”, the 4th International Conference on Optimization and Applications, April 26-27, 2018 Mohammedia, Morocco

      66. 2017

    66. Dounya Kassimi,Okba Kazar, Hamza Saouli, Omar Boussaid, Safa Saifi and Oman hassani, “A new approach based mobile agent system for ensuring secure big data transmission and storage”, Page(s):196 – 200, International conference on Mathematics and Informatique Technology (ICMIT 2017) university of adrar Algeria, on the 4-5 december 2017, DOI 10.1109/MATHIT.2017.8259716
    67. Houcine Belouaar ; Okba Kazar ; Khaled Rezeg, « Web service selection based on TOPSIS algorithm”, Page(s):177 – 182, International conference on Mathematics and Informatique Technology (ICMIT 2017) university of adrar Algeria, on the 4-5 december 2017, 10.1109/MATHIT.2017.8259713
    68. Brahim Lejdel, Okba Kazar, “Using a Hybrid Approach to Optimize Consumption Energy of Building and Increase Occupants’ Comfort Level in Smart City”, International Conference in Artificial Intelligence in Renewable Energetic Systems, ICAIRES 2017: Artificial Intelligence in Renewable Energetic Systems pp 67-76, Springer International Publishing AG 2018 M. Hatti (ed.), Artificial Intelligence in Renewable Energetic Systems, Lecture Notes in Networks and Systems 35, https://doi.org/10.1007/978-3-319-73192-6_8
    69. Boudabous Soufiane, Okba Kazar, Mohamed Ridda Laouar, “An Agent’s Prototype on behalf of u-Learning Establishments”, December 2017, Conference: he 6th International Conference on Software Engineering and New Technologies "ICSENT'2017", Hammamet, Tunisie 28 - 30 December 2017, http://www.ijist.net/ICSENT2017/
    70. Farida Retima, Saber Benharzallah, Laid Kahloul and Okba Kazar, “ A quality-aware context information selection based fuzzy logic in IoT environment”, 22-24 December 2017, Conference: International Arab Conference on Information Technology, Yassmine Hammamet, TUNISIA, http://acit2k.org/ACIT/index.php/acit2017
    71. Idir AOUDIA, Saber BENHARZALLAH, Laid KAHLOUL and Okba KAZAR, “A comparative analysis of IoT service composition approaches”, 22-24 December 2017, Conference: International Arab Conference on Information Technology, Yassmine Hammamet, TUNISIA, http://acit2k.org/ACIT/index.php/acit2017
    72. Houcine Belouaar, Okba Kazar and Khaled Rezeg, “Web service selection based on TOPSIS algorithm”, International Conference on Mathematics and Information Technology (ICMIT), 4-5 December 2017, http://icmit2017.univ-adrar.dz; DOI 10.1109/MATHIT.2017.8259713, IEEE
    73. Meftah Zouai, Okba Kazar, Belgacem Haba and Hamza Saouli “Smart house simulation based multi-agent system and internet of things”, International Conference on Mathematics and Information Technology (ICMIT), 4-5 December 2017, http://icmit2017.univ-adrar.dz; DOI 10.1109/MATHIT.2017.8259717, IEEE Dounya Kassimi, Okba Kazar, Hamza Saouli, Omar Boussaid, Safa Saifi and Iman Hassani, “A new approach based mobile agent system for ensuring secure big data transmission and storage”, International Conference on Mathematics and Information Technology (ICMIT), 4-5 December 2017, http://icmit2017.univ-adrar.dz; DOI 10.1109/MATHIT.2017.8259716, IEEE
    74. Nadia Ben Seghier, Okba Kazar, A New Framework for Web Service Discovery in Distributed Environments, Conference: First international conference on Embedded & Distributed Systems, EDiS’2017 17th and 18th December 2017, DOI 10.1109/EDIS.2017.8284046, University of Oran 1 Ahmed Ben Bella, https://sites.google.com/view/edis2017/accueil, IEEE
    75. Boudabous Soufiane, Okba Kazar, Mohamed Ridda Laouar, Towards A Hospital Ubiquitous Learning System Based Agents, ICCES' 2017 3rd ACM International Conference of Computing for Engineering and Sciences, July 2017, DOI 10.1145/3129186.3129198, Istanbul, Volume: 3, http://www.ijist.net/ICCES2017/
    76. Labib Sadek Terrissa, Radhia Bouziane, Soheyb Ayad, Jean-Franois Brethe and Okba Kazar, “A Web services based solution for the NAO Robot in Cloud Robotics environment”; 2017 4th International Conference on Control, Decision and Information Technologies (CoDIT), April 5-7, 2017 Faculty of Mathematics (UPC), Barcelona, Spain, http://codit2017.com
    77. Bali Ahmed, Gherbi Abdelouahed, Okba Kazar, “Semantic-based Approach to Context Management in Ubiquitous Environment”, Volume 109, 2017, Pages 592–599, December 2017, Procedia Computer Science 109:592-599, DOI 10.1016/j.procs.2017.05.361, License CC BY-NC-ND 4.0, http://www.sciencedirect.com/science/article/pii/S187705091731030X
    78. Merzoug Soltane, Okba Kazar, Ezzyani Mostafa, Mekhlouf Derdour, “Allocation Strategy for Cloud Datacenter Based on Multi agent & CP approach”, Apr 2017Conference: Advanced Information Technology, Services and Systems (AIT2S) 2017, http://ait2s2017.net; DOIhttps://doi.org/10.1007/978-3-319-69137-4_26, Publisher Name Springer, Cham, Print ISBN978-3-319-69136-7, Online ISBN978-3-319-69137-4
    79. Souraya Hamida, Okba Kazar, Atika Necib, “Implementation of mobile Geographic Information System approach Case Study: Medical emergency”, May 17-18, 2017,The 8th International Conference on Information Technology ICIT 2017, http://icit.zuj.edu.jo/icit17/
    80. Lanani Sadok, Okba Kazar, Hamida souraya, Wided Oueslati, “BPM approach (Business Process Management) by composition of applications in the cloud computing”, May 1è-18, 2017, The 8th International Conference on Information Technology ICIT 2017, http://icit.zuj.edu.jo/icit17/
    81. Okba Kazar, Saouli Hamza, Benfenatki Hind, Ghamri Abderaouf, Bourekkache Samir, “Semantic natural language translation based on ontologies combination”, May17-18, 2017, The 8th International Conference on Information Technology ICIT 2017, http://icit.zuj.edu.jo/icit17/
    82. HOADJLI Abir, Okba Kazar, REZEG Khaled, “A layered design approach for mobile tourism”, May 17-18, 2017, The 8th International Conference on Information Technology ICIT 2017, http://icit.zuj.edu.jo/icit17/
    83. Bali Ahmed, Gherbi Abdelouahed, Okba Kazar, “Semantic-based Approach to Context Management in Ubiquitous Environment”, the 8th International Conference on Ambient Systems, Networks and Technologies; May 16-19, 2017, Madeira, Portugal, http://cs-conferences.acadiau.ca/ant-17/
    84. Hamza Saouli, Abderaouf Ghamri, Abdelhak Merizig, Okba Kazar, “A new cloud computing approach based SVM for relevant data extraction”, The 2nd International Conference on Big Data, Cloud And Applications (BDCA’17), 29-30 Mars 2017, Tetouan- Maroc, pp.1-8. DOI : 10.1145/3090354.3090355.
    85. Merzoug Soltane, Okba Kazar, Ezziyani Mostafa, Mekhlouf Derdour, “Allocation Strategy for Cloud Datacenter Based on Multi agent & CP approach”, Advanced Information Technology, Services and Systems (AIT2S-17), April 14/15 - 2017, Faculty of Sciences & Technologies Tangier Morocco; http://ait2s2017.net
    86. Soufiane BOUDABOUS, Okba KAZAR, M.R LAOUAR. 2017." An Agent Based Approach For u-Learning". 1er ‎Symposium des Doctorants en Informatique Tuniso-Algériens 2017 ‎‎(SDTA 2017). 24-26 Avril 2017. (Hammamet, Tunisia).

      87. 2016

    87. Bourekkache Samir, Okba Kazar, Laid Kahloul, Faiez Gargouri, Aicha-Nabila Benharkat, « Un environnement sémantique à base d'agents pour la formation à distance (E-Learning) », 10ième édition de la Conférence ASD’2016Avancées des Systèmes Décisionnels
    88. Saouli, H., Kazar, O., Kassimi, D., (2016) ‘Applications et enjeux des bigdata dans le contexte des défis mondiaux’, Proceedings of the 10 ième édition de la conférence sur Avancés des Systèmes Décisionnels (ASD), Algiers, Annaba, pp.41–52.
    89. Nafissa Rezki, Hayet Mouss, Okba Kazar, Laid Kahloul , Djamil Rezki, “ Using several intelligences for complex industrial process monitoring: detection and diagnosis”, International Conference on Industrial Engineering and Operations Management (IEOM),, Kuala Lumpur, Malaysia; 03/2016
    90. Farida Retima , Saber Benharzallah, Laid Kahloul, Okba Kazar; “A comparison study of context-management approaches for the Internet of Things”; International Arab Conference on Information Technology (ACIT), 2016; http://acit2k.org/ACIT/images/stories/year2014/month1/proceeding/64_-ACIT2016.pdf
    91. Merzoug Soltane, Makhlouf Derdour, Okba Kazar, « Smart Configuration of Resource Based on Multi-Agent System in Cloud Data Centers”, The 2nd International Conference on Pattern Analysis and Intelligent Systems PAIS2016, 16-17 November 2016, At Khenchela, Algeria, Volume: 2, http://www.univ-khenchela.dz/pais2016conf/index.html, pp.292-297
    92. Abdelbasset Barkat, Okba Kazar, « La sélection d’une cloud combinaison dans le processus de composition de services », The second edition of the International Symposium on Informatics and its Applications (ISIA 2016), Mohamed Boudiaf university of M’Sila, Algeria; 8-9/11/2016, pp.167-176
    93. Imene Aloui, Okba Kazar, Laid Kahloul, Azeddine Aissaoui, Sylvie servigne, “A new "data size" based algorithm for itinerary planning among mobile agents in wireless sensor networks”, Proceeding BDAW '16 Proceedings of the International Conference on Big Data and Advanced Wireless Technologies, Article No. 36, Blagoevgrad, Bulgaria — November 10 - 11, 2016 ISBN: 978-1-4503-4779-2 doi: 10.1145/3010089.3010121, ACM New York, NY, USA ©2016, http://dl.acm.org/citation.cfm?id=3010089&picked=prox&CFID=901919364&CFTOKEN=48341934
    94. Hayet Mouss, Nafissa Rezki, Okba Kazar, Laid Kahloul and Djamil Rezki, ; Using several intelligences for complex industrial process monitoring: detection and diagnosis, The Sixth International Conference on Industrial Engineering and Operations Management (IEOM), Kuala Lumpur, March 8-10, 2016, www.ieomsociety.org/ieom2016/Lejdel and O. Kazar, Hybrid Approach for Optimize Energy of Electric Vehicle Battery in Smart Cities, 3rd International Conference on Automation, Control Engineering & Computer Science, Hammamet, Tunisia, Mars 2016.
    95. Mezache chaabane , Kazar Okba , and Samir Bourekkache, “A Genetic Algorithm for Resource Allocation with Energy Constraint in Cloud Computing”, Proceedings of 2016 International Conference on Image Processing, Production and Computer Science (ICIPCS'2016) London (UK), March 26-27, 2016 pp.62-69, ISBN 978-93-84422-71-4
    96. Soufiane BOUDABOUS, Okba KAZAR, M.R LAOUAR. 2016. U-Learning enhances Hospital Education. In ICCES, International Conference of Computing for Engineering and Sciences. 23-27 July 2016. (Barcelona, Spain).
    97. Soufiane BOUDABOUS, Okba KAZAR, M.R LAOUAR. 2016. Hospital care supported u-Learning using MASUL. In the 6th International Conference on Information Systems and Technologies. Barcelona, Spain. 18 - 20 March 2016

      98. 2015

    98. Ahmed Aloui, Okba Kazar, Samir Bourekkache, “Security study of m-business: Review and important solutions”, 6th International Conference on Information Systems and Economic Intelligence (SIIE), 12-14 Feb 2015, Conference Location: Hammamet, Tunisia, DOI: 10.1109/ISEI.2015.7358729
      99. Publisher: IEEE
    99. Sihem Slatnia, Okba Kazar, Majda Rouina and Ahlem Habi, “Toward Multi Objectives Optimization Based On Not Dominated Sort Genetic Algorithm To Vegetable Production”, 11TH Metaheuristics International Conference (MIC 2015) will be held in Agadir, Morocco, from the 7 to 10th June 2015,
    100. Abdelhak Merizig, Okba Kazar, Hamza Saouli, “Cloud resources management based on agent for service discovery and composition”, International Conference on Pattern Analysis and Intelligent Systems (PAIS’15), 25-26 Octobre 2015 Tebessa- Algérie, pp. 329-334.
    101. Maroua Ahmid, Okba Kazar, Souraya Hamida, Laid Kahloul and Parisa Ghoudous, “Internet of things new challenges in distributed artificial intelligence”, 2015 2nd International Conference on Future Computational Technologies (ICFCT'2015) Dec. 25-26, 2015 at Dubai (UAE), http://icfct.org/
    102. Samir Bourekkache, Okba Kazar, Laid Kahloul, Ahmed Aloui and Aicha-Nabila Benharkat, “Semantic annotation approach using ontology for E-learning”, 5th. International Symposium ISKO-Maghreb "International Society for Knowledge Organization",
    103. Knowledge Organization in the perspective of Digital Humanities: Researches and Applications, November 13th – 14th, 2015 in Hammamet (Tunisia), http://www.isko-maghreb.org/
    104. Soufiane Boudabous, Okba Kazar, and Mohammed Ridda Laouar. 2015. A New Multi-Agents System for the Ubiquitous Learning Approach. Journées Ouvertes sur les Mathématiques et l’Informatique (JOMI 15). 11, 12 Mai 2015. (Tébessa, Algérie).
    105. Soufiane BOUDABOUS, Okba KAZAR, M.R LAOUAR. 2015." Context-aware Multi-agent System For Ubiquitous Learning (MASUL)". In PAIS15, International Conference on Pattern Analysis and Intelligent Systems. 26-27 October 2015. (Tebessa, Algeria).
    106. Soufiane Boudabous, Okba Kazar, Mohamed Ridda. 2015. A Proposition For The Ubiquitous Learning Via The Cloud Computing Using MAS. ICIST 15, Istanbul, Turquey, 03/2015
    107. Soufiane Boudabous, Okba Kazar, Mohamed Ridda: Une Approche Basée Agent Pour L’apprentissage Ubiquitaire Via Le Cloud Computing. Les Premières Journées Doctoriales : El Ouued, Université EchahidHamma Lakhdar El-Oued ; 02 / 2015

      108. 2014

    108. Ahmed Aloui, Okba Kazar, Samir Bourekkache The security of m-business: State of the art and challenges", Second International Conference on Distributed Systems and Decision, University of Oran, Faculty of Exact and Applied Sciences, Department of computer science, Oran, Algeria, December 07-08-2014, http://icdsd14.net46.net/
    109. Laid Kahloul, Chaoui Allaoua, Karim Djouani, Samir Bourekkache, Okba Kazar, “ Using High Level Nets for the Design of Reconfigurable Manufacturing Systems », 1-19, ADECS2014, Petri Nets for Adaptive Discrete-Event Control SystemsProceedings of the 1st International Workshop on Petri Nets for Adaptive Discrete-Event Control Systems (ADECS 2014), Tunis, Tunisia, Jun 24, 2014. Edited by: Mohamed Khalgui, Zhiwu LI, http://ceur-ws.org/Vol-1161/
    110. Lejdel Brahim, okba Kazar, “An improved on-the-fly web map generalization process », 18th International Conference on Circuits, Systems, Communications and Computers (CSCC 2014), In proceeding of: http://www.cscc14.org/, At Santorini Island, Greece,
    111. Hamid Mcheick, Naoui anouar, Okba Kazar, “Mobile Agent approach based on mobile strategic environmental Scanning using Android and JADE-LEAP”, In proceeding of: The 2014 IEEE Canadian Conference on Electrical and Computer Engineering (ccece 2014), At Toronto, Canada, http://www.ccece2014.org/,
    112. Laid Kahloul, Chaoui Allaoua, Karim Djouani, Samir Bourekkache and Okba Kazar, “Using High Level Nets for the Design of Reconfigurable Manufacturing Systems”, 35th INTERNATIONAL CONFERENCE ON APPLICATION AND THEORY OF PETRI NETS AND CONCURRENCY, Tunis, Tunisia, June 23-27, 2014, INTERNATIONAL WORKSHOP, Petri Nets for Adaptive Discrete-Event Control Systems, June 24th 2014, http://adecs2014.yolasite.com/
    113. Nadjib MESBAHI, Okba KAZAR, Saber BENHARZALLAH et Merouane ZOUBEIDI. Approche Multi-Niveaux à base d’agents pour la modélisation d’un progiciel de gestion intégré : Etude du cas de l’Entreprise National de Services aux Puits. Proceeding of the International Conference on Artificial Intelligence and Information Technology (ICA2IT 2014). Ouargla, Algerie.
    114. Nadjib MESBAHI, Okba KAZAR, Saber BENHARZALLAH and Merouane ZOUBEIDI. A cooperative multi-agent approach for knowledge discovery from the enterprise resource planning. Proceeding of the 3rd IEEE International Workshop on Advanced Information Systems for Enterprises (IWAISE'14). Tunis, Tunisia. Http://www.lifl.fr/iwaise14/program.html.
    115. Nadjib Mesbahi, Okba Kazar, Marouane Zoubeidi and Saber Benharzallah, An agent-based modeling for an enterprise resource planning (ERP) the 6 eme conference on intelligent information and database systems, ACIIDS 2014 Bangkok, Thailand, LNCS Volume 551, 2014, pp 225-234, Springer, 2014. http://www.ic.kmitl.ac.th/aciids2014/index.html
    116. Sihem Slatnia, Okba Kazar Non Dominated Sorting Genetic Algorithm for Multi Objectives Vegetable Production (NSGAII-MOsVP)”, at the META’2014 International conference on Metaheuristics and Nature Inspired Computing, to be organized in Marrakech (Morocco) in October 2014.
      117. http://meta2014.sciencesconf.org/
    117. Abdelhak MERIZIG, Okba KAZAR, “Information System for Monitoring and Forecasting the Production of Dates”, 2ième conference forancophone sur les Systèmes Collaboratifs (SysCo), 27-29 sept 2014, HAMMAMET, Tunisie
    118. Merouane ZOUBEIDI, Okba KAZAR, Nadjib MESBAHI, Saber BENHARZALLAH, « Vers une architecture d’intégration de la sémantique dans un Progiciel de Gestion Intégré », 2ième conference forancophone sur les Systèmes Collaboratifs (SysCo), 27-29 sept 2014, HAMMAMET, Tunisie

      119. 2013

    119. Khadija Abid, L.Kahloul, L. Hayet Mouss, and Okba Kazar “Formal Specification of a Mobile Agent Based Maintenance for Manufacturing Systems”. 7th International Workshop on Verification and Evaluation of Computer and Communication Systems Florence, Italy November 21-22, 2013; http://vecos.ensta-paristech.fr/2013/
    120. Nafissa, Rezki ; Hayet, Mouss Layla ; Okba, Kazar, “Desgin of multi-agent system for quality control and machine maintenance ” ; 2013 International Conference on Control, Decision and Information Technologies (CoDIT), 06 May - 08 May 2013; Hammamet, Tunisia ;http://www.hypersciences.org/codit13/, http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6678896; pp-794 – 797 ; Print ISBN:978-1-4673-5547-6 ;DOI :10.1109/CoDIT.2013.6689644
    121. Hind Benfenatki, Hamza Saouli, Nabila Benharkat, Parisa Ghodous, Okba Kazar, Youssef Amghar , “Cloud Automatic Software Development”, 20th ISPE International Conference on Concurrent Engineering, Book, Pages 40 – 49, DOI 10.3233/978-1-61499-302-5-40, Proceedings Published 2013, Editors Cees Bil, John Mo, Josip Stjepandić, ISBN 978-1-61499-301-8 (print) | 978-1-61499-302-5 (online)
    122. Khamsa Chouchane and Okba Kazar “An efficient Agent-based Architecture for Mobile Learning using Jade-LEAP”, 1st International Conference on Networking and Advanced Systems (ICNAS 2013), Annaba, Algeria, June 19-20, 2013, http://www.lrs-annaba.net/ICNAS 2013/
    123. GUIA Sana Sahar, KAZAR Okba, Sadok TERRISSA Labib “Reactive agent based approach for modeling complex system application to bi-level transportation”, ICWIT 2013, The Fifth edition of the International Conference on Web and Information Technologies; May 09-12, 2013, Hammamet, Tunisia; http://icwit13.aigtunisie.org/
    124. Brahim Lejdel Okba KAZAR “Hybrid genetic agent approach and tabu search for optimizing on the fly web map generalization”, The 6th International Conference on Information Technology (ICIT), IEEE 6th, Cloud Computing , ISSN 2306-6105; ISBN 978-9957-8583-1-5, http://www.zuj.edu.jo/conferences/ICIT13/
    125. Nafissa Rezki, L. Hayet Mouss, and Okba Kazar “Design of multi-agent system for quality control and machine maintenance”. CoDIT’2013 The 2013 International Conference on Control, Decision and Information Technologies. Hammamet- Tunis, Mai 6-8, 2013, http://www.hypersciences.org/codit13/
    126. Nafissa Rezki, Okba Kazar ,L. Hayet Mouss and Khadija Abid “Multi-agent system for joint product quality control and machine maintenance”. ICSIP’13; The third International Conference on System and Information Processing. University 8 Mai 1945-Guelma, Guelma Mai 12-14 2013, http://www.univ-guelma.dz/icsip13/index.html

      127. 2012

    127. Aloui Ahmed, Kazar Okba, Chouchane Khamsa, Zerdoumi Oussama, “The architecture and implementation of M-business based on mobile agents using Aglets, ACIT'2012 The International Arab Conference on Information Technology, CCIS, Zarqa University, Jordan, December 10-13, 2012, http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=320&Itemid=513, http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=332&Itemid=529
    128. Hamida Souraya, Kazar Okba, Amghar Youssef, “Mobile agent approach for web services discovery in mobile environments”, ACIT'2012 The International Arab Conference on Information Technology, CCIS, Zarqa University, Jordan, December 10-13, 2012, http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=320&Itemid=513http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=332&Itemid=529
    129. Ahmed Aloui, Okba Kazar and Saber Benharzallah : «A mobile agent for M-Business approach»; 5th. International Conference on Information Systems and Economic Intelligence (SIIE2012) in Djerba – Tunisie, (ISBN 9978-9973868-19-0). http://www.siie.fr/welcome.html
    130. Saouli Hamza, Kazar Okba, Benharkat Aïcha-Nabila, Amghar Youssef “A Cloud computing approach based on mobile agents for web services discovery”, Second International Conference on Innovative Computing Technology (INTECH), Casablanca, 18-20 Sept 2012,pp 297 - 304, ISBN: 978-1-4673-2678-0, DOI: 10.1109/INTECH.2012.6457745
    131. Ahmed Aloui, Okba Kazar and Oussama Zerdoumi : «Architecture for Mobile Business based on mobile agent»; The 3rd International Conference on Multimedia Computing and Systems (ICMCS'12) in Tangier, Morocco, Digital Object Identifier: 10.1109/ICMCS.2012.6320180, year: 2012 , Page(s): 954 – 958, http://www.wikicfp.com/cfp/servlet/event.showcfp?eventid=18255&copyownerid=1224, http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6308061#
    132. Saouli Hamza, Kazar Okba, Benharkat Aïcha-Nabila, Amghar Youssef “An approach Cloud computing based mobile agents for discovery of web services”, Artificial intelligence doctorial AID’2012, 20-21 May, 2012, Algérie
    133. Saouli Hamza, Kazar Okba, Benharkat Aïcha-Nabila “A New Cloud computing framework based on mobile agents for web services discovery and selection”, The International Arab Conference on Information Technology , ACIT'2012, December 10-13, 2012, Amman, Jordanie,
      134. http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=320&Itemid=544
    134. Boukhlouf Djemaa, Kazar Okba “Intrusion Detection System: Hybrid Approach based Mobile Agent”, ICEELI’2012 : International Conference on Education and E-Learning Innovations July 1-3 Sousse,Tunisia, 2012
    135. Chouchane Khamsa and Okba Kazar “Mobile Learning: A State Of The Art And Perspectives”, proceedings of the 5th. International Conference on Information Systems and Economic Intelligence (SIIE’12), Djerba, Tunisia, , ISBN 9978-9973868- 19-0, February 16 - 18, 2012, Pp. 50-55.
    136. Chouchane Khamsa, Okba Kazar and Ahmed Aloui "Agent-based Approach for Mobile Learning using Jade-LEAP", proceedings of the 4th International Conference on Web and Information Technologies (ICWIT’12), Sidi bel abbes, Algeria, April 29-30, 2012, pp. 283- 284
    137. Chouchane Khamsa and Okba Kazar “Context-aware and Adaptive Agent-based Approach for Mobile Learning”, The 3rd International Conference on Multimedia Computing and Systems (IEEE Conference), Movenpick-Tangier, Morocco, May 10-12, 2012
    138. Nessah Djamel; Kazar, Okba "Document analysis to provide semantic metadata based ontologies” ,International Conference on Multimedia Computing and Systems , DOI: 10.1109/ICMCS.2012.6320115, 2012 , Page(s): 725 – 731. IEEE, Scopus
    139. ABDELLI Belkacem, Kazar Okba, Pinon Jean Marie “An agent-based approach for ontology and semantic search digital documents”, International Conference on Information Systems and Technologies (ICIST’12) , http://www.icist2012.org/, March 24-26 2012, Sousse,Tunisia

      140. 2011

    140. Benharzallah Saber, Kazar Okba, Guy Caplat "Intelligent Query Processing for Semantic Interoperable Information Systems”, ICIT’11, The 5th International Conference on Information Technology, May 2011, Jordan, http://www.alzaytoonah.edu.jo/icit/pages/index.aspx
    141. Benharzallah Saber, Kazar Okba, Guy Caplat “Adaptive Query Processing for Semantic Interoperable Information Systems”, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      142. http://www.springerlink.com/content/n34l78k36v5644n4/
    142. Bendahmene Asma, Kazar Okba An approach based on genetic algorithms for the agent learning" SIIE2011, February 17-19th, 2011, Marrakech – Morocco. http://www.siie.fr or http://siie2011.loria.fr/
    143. Kazar Okba, Chami Djazia " A data mining based agent platform", SIIE2011, February 17-19th, 2011, Marrakech – Morocco. http://www.siie.fr or http://siie2011.loria.fr/
    144. Belouar Hocine, Kazar Okba, "An agent model for qualitative reasoning on the web" in Hammamet (Tunisia) SIIE2011, May 13th – 14th, 2011, http://www.isko-maghreb.org/index.php?headingid=247
    145. Sahli Siham, Benharzallah Saber, Kazar Okba Une approche formelle pour la négociation automatique entre agents, 1st International Conference on Information Systems and Technologies, Tebessa Algerie, Avril 2011,

      146. 2010

    146. Benharzallah Saber, Kazar Okba, Guy Caplat Adaptive Query Processing for Semantic Interoperable Information Systems, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      147. http://www.springerlink.com/content/n34l78k36v5644n4/

      2009

    147. Benharzallah Saber, Kazar Okba, Guy Caplat Adaptive Query Processing for Semantic Interoperable Information Systems, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      148. http://www.springerlink.com/content/n34l78k36v5644n4/
    148. S. AYAD. O. KAZAR , AN AGENTS BASED APPROACH FOR SEMANTIC DISCOVERY OF WEB SERVICES: International Arab Conference On InformationTechnology (ACIT’2009), Yemen on December 15-17 2009.
      149. http://www.iadisportal.org/digital-library/iadis-international-conference-applied-computing-2009
    149. S. AYAD. O. KAZAR, MULTI-AGENT PLATFORM FOR PUBLICATION AND DISCOVERY OF SEMANTIC WEBSERVICES: InternationalConference IADIS Applied Computing 19-21 November 2009 in Rome (Italy).

      150. 2008

    150. Benharzallah Saber, Kazar Okba, Guy Caplat Adaptive Query Processing for Semantic Interoperable Information Systems, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      151. http://www.springerlink.com/content/n34l78k36v5644n4/
    151. Benchouia Abdelhakim, Kazar Okba "Aspect Oriented Programming In Discrete-Event Simulation", MCSEAI’08 April 28 -30, 2008, 10th Maghrebian Conference on Information Technologies; 28 – 30, April 2008, Oran, Algeria
    152. Benharzallah Saber, Kazar Okba, "Intelligent Agents for a Semantic Mediation of Information Systems," CISIM, pp.237-238, 2008 7th Computer Information Systems and Industrial Management Applications, 2008 http://arg.vsb.cz/cisim/ Proceedings indexed by IEEE pp.237-239
    153. Okba KAZAR, Sihem SLATNIA, "Images Segmentation based contour using EvCA approach", ICCTA: 18 th International Conference on Computer Theory and Applications. Alexandria, Egypt; 11–13 October 2008

      154. 2007

    154. Benharzallah Saber, Kazar Okba, Guy Caplat Adaptive Query Processing for Semantic Interoperable Information Systems, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      155. http://www.springerlink.com/content/n34l78k36v5644n4/

      2006

    155. Kazar O., M.L Kerdoudi, B. Abdelli « Formal specification using Petri net of an adaptable reasoning agent», ICCTA2006, International Conference on Computer Theory and Applications, Alexandria, Egypt, pp. 107-110, 5-7 September 2006
    156. Kazar O., M.L Kerdoudi, B. Abdelli., « Formal specification using Petri net of an adaptable reasoning agent», ICCTA2006, International Conference on Computer Theory and Applications, Alexandria, Egypt, pp. 107-110, 5-7 September 2006

      157. 2005

    157. Benharzallah Saber, Kazar Okba, Guy Caplat Adaptive Query Processing for Semantic Interoperable Information Systems, NDT 2011 proceedings will be published in the Communications in Computer and Information Science (CCIS 136) Series of Springer LNCS, July 2011,
      158. http://www.springerlink.com/content/n34l78k36v5644n4/

      2004

    158. Kazar O., Sahnoun Z., Frécon L., «Meta-agent multi-reasoning », ICCTA2004, International Conference on Computer Theory and Applications, Alexandria, Egypt, 28-30, pp. 5-12, september 2004
    159. Kazar O., Sahnoun Z., Frécon L., «Meta-agent multi-reasoning », ICCTA2004, International Conference on Computer Theory and Applications, Alexandria, Egypt, 28-30, pp. 5-12, september 2004

      160. 2003

    160. Kazar O. « Multi-agent system for information search on the Web», ACIT2003, International Conference on Information Technologie, December 20-23, 2003 Alexandria, Egypt, pp.471-479
      161. http://www.acit2k.org/ACIT/index.php?option=com_content&task=view&id=101&Itemid=357
    161. Kazar O., Habira A., Houhou k. « Un système multi-agent pour la G.P.A.O », CIP2003, international Conference on Productic, , Algiers, 14-16, october 2003

      162. 2002

    162. Kazar O., Sahnoun Z., Frécon L., « Multi-agents system for Intelligent Tutoring System », ICCTA, International Conference on Computer Theory and Applications, August 27-29, 2002, Alexandria, Egypt
    163. Kazar O., Sahnoun Z., Frécon L., «Multi-agent systems for Aeronotic simulation », First International Conference on Autonomous Agents and Multi-agent systems workshop on Agents and Problem Spaces, July 15-19, 2002 Bologna, Italy
    164. Kazar O., Sahnoun Z., Frécon L., « Multi-agents system for Intelligent Tutoring System », ICCTA, International Conference on Computer Theory and Applications, August 27-29, 2002, Alexandria, Egypt

      165. 2001

    165. Kazar O., Sahnoun Z., Frécon L., «multi-Competence System of Multi-Paradigm », Agent Based Simulation II, Passau, Germany, April 2-4, pp. 125-129, 2001
    166. Kazar O., Sahnoun Z., Frécon L., «Multi-agent systems for Aeronotic simulation », ICCTA 2001, International Conference on Computer Theory and Applications, Alexandria, Egypt, 28-30, pp. 5-12, August 2001
    167. Kazar O., Baarir S., « Générateur de Plan pour un robot », CIP2001, international Conference on Productic, pp. 55-65, Algiers, 09-11, June 2001
    168. Kazar O., Sahnoun Z., Frécon L., «Multi-agent systems for Aeronotic simulation », ICCTA 2001, International Conference on Computer Theory and Applications, Alexandria, Egypt, 28-30, pp. 5-12, August 2001
    169. Kazar O., Baarir S., « Générateur de Plan pour un robot », CIP2001, international Conference on Productic, pp. 55-65, Algiers, 09-11, June 2001

      170. 2000

    170. Kazar O., Sahnoun Z., Frécon L « Dynamic Reasoning Agent », Agent Based Simulation I, Passau, Germany, May 2-3, pp. 175-180, 2000
    171. Kazar O., Sahnoun Z., Frécon L « Cognitive Agent Architecture For Medical Care», IC-AI'2000 Las Vegas, The 2000 International Conference on Artificial Intelligence, June 26-29, 2000 Monte Carlo Resort, Las Vegas, Nevada (USA)
    172. Kazar O., Sahnoun Z., Frécon L .«Adaptable Agent Reasoning”, CARI2000,16-19 Octobre 2000, pp. 273-279, Antananarivo, Madagascar