[1] Imed BOUCHRIKA, Nouzha HARRATI, Vanissa Wanick and Gary Wills. Exploring the impact of gamification on student engagement and involvement with e-learning systems Interactive Learning Environments. (2019), Taylor & Francis (Impact Factor. 1.929 )
>https://www.tandfonline.com/doi/full/10.1080/10494820.2019.1623267

[2] Ammar LADJAILIA, Imed BOUCHRIKA, H. F. Merouani, Nouzha HARRATI and Zohra MAHFOUF. Human activity recognition via optical flow: decomposing activities into basic actions Neural Computing and Applications .(2019), Springer (Impact Factor. 4.664)
>https://link.springer.com/article/10.1007/s00521-018-3951-x

[3] Z. Mahfouf, H. F. Merouani, I. Bouchrika and N. Harrati, Investigating the use of Motion-based Features from Optical Flow for Gait Recognition Neurocomputing.283C (2018), Elsevier, 2018. (Impact Factor. 3.317 )
>https://www.sciencedirect.com/science/article/pii/S0925231217319021

[4] N. Harrati, I. Bouchrika and Z. Mahfouf. Investigating the uptake of educational systems by academics using the technology to performance chain model Library Hi Tech.35 (4), Emerald, 2017. (Impact Factor. 0.759)
>http://www.emeraldinsight.com/doi/abs/10.1108/LHT-01-2017-0029

[5] I. Bouchrika, John N. Carter and Mark S. Nixon. Towards Automated Visual Surveillance using Gait for Identity Recognition and Tracking across. Journal of Multimedia Tools and Application.75 (2), Springer, 2016. (Impact Factor. 1.346)
>http://link.springer.com/article/10.1007/s11042-014-2364-9

[6] A. Bekhouch, I. Bouchrika and N. Doghmane. Improving view random access via increasing hierarchical levels for multi-view video coding. IEEE Transactions on Consumer Electronics.62 (4), 2016. (Impact Factor. 1.120)
>http://ieeexplore.ieee.org/abstract/document/7838097/

[7] N. Harrati, I. Bouchrika, A. Tari, A. Ladjailia. Exploring user satisfaction for e-learning systems via usage-based metrics and system usability scale analysis.Computers in Human Behavior. Volume 61C, Pages 463-471, Elsevier, 2016. (Impact Factor. 2.694)
>http://www.sciencedirect.com/science/article/pii/S0747563216302229

[8] I. Bouchrika, M. Goffredo, J. N. Carter, M. S. Nixon. On Using Gait in Forensic Biometrics. Journal of Forensic Sciences., Wiley, 2011. (Impact Factor. 1.244)
>http://eprints.soton.ac.uk/272273/1/bouchrika_forensic.pdf

[9] Michela Goffredo, I. Bouchrika, John N. Carter and Mark S. Nixon. Self-Calibrating View-invariant Gait Biometrics. Journal of IEEE Transaction Systems, Man, and Cybernetics B.IEEE, 2009. (Impact Factor. 6.220)
>http://eprints.soton.ac.uk/268180/1/final_copy.pdf

[10] Michela Goffredo, I. Bouchrika, John N. Carter and Mark S. Nixon. Performance Analysis for Automated Gait Extraction and Recognition in Multi-Camera Surveillance. Journal of Multimedia Tools and Application.2009. (Impact Factor. 1.058)
>http://eprints.ecs.soton.ac.uk/18179/1/published_copy.pdf

I. Bouchrika A Survey of Using Biometrics for Smart Visual Surveillance: Gait Recognition Surveillance in Action Technologies for Civilian, Military and Cyber Surveillance. Springer, ISBN 978-3-319-68533-5, 2018.
>http://www.springer.com/us/book/9783319685328

I. Bouchrika, N. Harrati, Z. Mahfouf and N. Gasmallah Evaluating the acceptance of e-learning systems via subjective and objective data analysis Software Data Engineering For Network eLearning Environments: Analytics and Awareness Learning Services. Springer, ISBN 978-3-319-68318-8, 2018.
>http://www.springer.com/gp/book/9783319683171

I. Bouchrika Evidence Evaluation of Gait Biometrics for Forensic Investigation Multimedia Forensics and Security. Springer, pp:307-326, ISBN:978-3-319-44268-6, 2017.
>https://link.springer.com/content/pdf/10.1007/978-3-319-44270-9_13.pdf

I. Bouchrika On Using Gait Biometrics for Re-Identification in Automated Visual Surveillance Developing Next-Generation Countermeasures for Homeland Security Threat Prevention. IGI-Global, pp:140-163, ISBN:978-1-522-50704-8, 2017.
>https://www.igi-global.com/chapter/on-using-gait-biometrics-for-re-identification-in-automated-visual-surveillance/164721

A. Ladjailia, I. Bouchrika, N. Harrati and Z. Mahfouf. Encoding Human Motion for Automated Activity Recognition in Surveillance Applications Applied Video Processing in Surveillance and Monitoring Systems. IGI-Global, pp:170-192, ISBN:978-1-522-51023-9, 2017.
>https://www.igi-global.com/chapter/encoding-human-motion-for-automated-activity-recognition-in-surveillance-applications/168907

N. Harrati, I. Bouchrika, A. Ladjailia and Z. Mahfouf. Evaluation methods for e-learning applications in terms of user satisfaction and interface usability. Handbook of Research on Innovative Pedagogies and Technologies for Online Learning in Higher Education. IGI-Global,ISBN:978-1-522-51852-5, 2017.
>https://www.igi-global.com/chapter/evaluation-methods-for-e-learning-applications-in-terms-of-user-satisfaction-and-interface-usability/174581

N. Harrati, I. Bouchrika and Z. Mahfouf. e-Learning : On the uptake of modern technologies for online education. In .IEEE Proc. 6th International Conference on Information Communication and Management, United Kingdom, 2016.
>http://ieeexplore.ieee.org/document/7784235/

I. Bouchrika, Z. Mahfouf and N. Harrati. Re-Identification : On the Perception of Human Motion for Surveillance and Forensic Applications. In .IEEE Proc. 17th international conference on Sciences and Techniques of Automatic control and computer engineering, Tunisia, 2016.
>http://ieeexplore.ieee.org/document/7952013/

Z. Mahfouf, I. Bouchrika, H. F. Merouani and N. Harrati. Gait Biometrics via Optical Flow Motion Features for People Identification. In .IEEE Proc. 17th international conference on Sciences and Techniques of Automatic control and computer engineering, Tunisia, 2016.
>http://ieeexplore.ieee.org/document/7952014/

I. Bouchrika. Parametric Elliptic Fourier Descriptors for Automated Extraction of Gait Features for People Identification. In .IEEE Proc.12th International Symposium on Programming and Systems (ISPS), Algeria, 2015.
>http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=7244988

I. Bouchrika. On Evaluating the Scalability Aspect of Gait-Based Biometric Systems for Larger Population. In .IEEE Proc. 3rd International Conference on Control, Engineering & Information Technology (CEIT), Algeria, 2015.
>http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=7233053

I. Bouchrika and A. Boukrouche. Markerless Extraction of Gait Features using Haar-like Template for View-Invariant Biometrics. In .IEEE Proc.15th international conference on Sciences and Techniques of Automatic control and computer engineering (STA), pp. 519 - 524. Tunisia, 2014.
>http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=7086781

I. Bouchrika, L. Ait-Oubelli, A. Rabir & N. Harrathi. Mockup-based navigational diagram for the development of interactive web applications. In .Proceedings of the ACM 2013 International Conference on Information Systems and Design of Communication, pp. 27-32. Lisbon, Portugal, 2013.
>http://dl.acm.org/citation.cfm?id=2503864

I. Bouchrika, A. Bekhouche, & A. Amirat. Vision-based approach for people tracking using gait in distributed and automated visual surveillance. In .2013 8th International IEEE Workshop on Systems, Signal Processing and their Applications (WoSSPA), Algiers, Algeria, 2013.
>http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=6602362