Overview
Past Projects
Teaching Experience
I have worked in various institutions including University College Cork, Cairo University, and Nile University. In the following (U) and (P) respectively indicate undergraduate and postgraduate courses.
Supervised Taught MSc theses
[Last updated: Oct 202] I have also supervised 26 theses for both MSc Computer Science, MSc Data Analytics, and MSc Interactive Multimedia as presented below.
Biography
Ahmed H. Zahran is a Senior lecturer at the Computer Science Department, University College Cork (UCC), Ireland. He previously worked in different institutions including Cairo University, Nile University, and the MISL group at UCC. He obtained his Ph.D. at the Department of Electrical and Computer Engineering, the University of Toronto in 2007 under the supervision of Prof. Ben Liang. He received his BSc and MSc in Electrical Engineering from Electronics and Electrical Communication Department at Faculty of Engineering, Cairo University in 2000 and 2002 respectively. His research interests span different topics in wireless mobile networking such as multimedia streaming, wireless networking, software-defined technologies, and modeling and performance evaluation. His research received several awards including the first DASH Industry forum award in MMSys 2017, Best Demo Award in LANMAN 2016, the best paper award in IFIP Networking 2005 conference, spotlight paper for IEEE Trans. Mobile Computing (June 2010), and UCC commercialization award 2010. He served as a technical reviewer for various journals and conferences including, but not limited to, the IEEE Trans. on Mobile Computing, IEEE Transactions on Wireless Communications, IEEE Communication Mag., MMSys, ICC, WCNC, VTC, and Globecom. He also served on the organizing and technical program committees of many conferences.
Research Interests
Overview
My research interests lie in the broad areas of general distributed systems and wireless Internet technologies, including next-generation wireless networks and systems, smart cities, and multimedia communications. In these areas, my research focuses on developing new algorithms, protocols, and solutions to ensure the best user experience and resource utilization. My research is developed and tested using various methods including modeling and optimization, simulations, and testbed implementations.
Keywords:
Multimedia systems: Video streaming, Virtual reality (AR), Augmented reality (VR),
Wireless networks: 4G, 5G, 6G, WiFi, resource management, mobility management
Software-defined technologies: SDN and NFV
Network Design and Performance Evaluation: Machine learning, modeling and optimization, simulations, testbeds
Current Projects
Date: Apr 2023 - Mar 2027
Title: Towards machine learning based distributed resource allocation in wireless networked control systems
Funding Source: SFI - CONNECT2
Role: Principal Investigator
Date: Jan 2023 - Dec 2025
Title: Collaborative edge-cLoud continuum and Embedded AI for a Visionary industry of thE futuRe (CLEVER)
Funding Source: European Commission
Role: Co-Principal Investigator
Past Projects
Date: Aug 2021 - May 2022
Title: Predicting LTE PRB Meta (Facebook)
Role: Principal Investigator
Date: Sep 2020 - Aug 2022
Title: Software-defined distributed cable architecture
Funding Source: Commscope
Role: Principal Investigator
Date: Feb 2020 - Jan 2021
Title: Future Network Scenarios and Requirements
Funding Source: Huawei Innovation Research Program
Role: Principal Investigator
Date: Oct 2014 - Jan 2019
Title: iVID: An Internet Infrastructure for Video Streaming Optimisation
Funding Source: Science Foundation Ireland
Collaborator / Research Fellow
Date: Sep 2013 - Aug 2016
Title: Interference Mitigation in Spectrally and Energy Efficient Wireless Networks
Funding Source: NTRA, Egypt
Role: Co-Principal Investigator
Date: Mar 2012 - Feb 2014
Title: Media Streaming Management In Heterogeneous Wireless Systems
Funding Source: NTRA, Egypt
Role: Principal Investigator
Date: Mar 2011 - Oct 2013
Title: 4G++ Project
Funding Source: NTRA, Egypt
Senior Researcher
Date: Sep 2011 - Aug 2013
Title: PDAs: Proximity-based, Delay Tolerant Profile Relaying for Androids
Funding Source: Google
Role: Collaborator
Date: Oct 2010 – Sept 2014
Title: Media Streaming Cost Optimization in Heterogeneous Wireless Systems
Funding Source: Science Foundation Ireland
Role: Collaborator
Date: Oct 2009 - Mar 2011
Title: Back-haul Optimization in Heterogeneous Wireless Access Networks
Funding Source: Enterprise Ireland Innovation partnership
Role: Post-doctoral researcher
Date: 2006 - 2009
Title: Utility-Based Models for Terminal-Oriented Handover in Heterogeneous Wireless Networks
Funding Source: Science Foundation Ireland
Role: Post-doctoral researcher
Date: 2004 – 2006
Title: Mobility Management in Heterogeneous Wireless Inter-Networking
Funding Source: CITO Student Internship Program
Role: PhD Researcher
Date: 2003 – 2005
Title: Bell University Laboratories Research Grant
Funding Source: Bell Mobility, Canada
Role: PhD Researcher
Research Grants
| Project | Funding Body | Start Date | End Date | Award | |
|---|---|---|---|---|---|
| Predicting LTE PRB. | Foreign Industry | 23-AUG-21 | 31-MAY-22 | €65,985.00 | |
| Media Streaming Management In Heterogeneous Wireless Systems | Other: Not Listed | 01-MAR-12 | 28-FEB-14 | ||
| Huawei Technologies | Foreign Industry | 01-AUG-19 | 28-FEB-21 | €61,409.00 |
Publications
Peer Reviewed Journals
| Year | Publication | |
|---|---|---|
| (2021) | 'Optimizing Video QoE for Mobile eMBMS Users in Cellular Networks' Khalid, Ahmed and Zahran, Ahmed H. and Sreenan, Cormac J. (2021) 'Optimizing Video QoE for Mobile eMBMS Users in Cellular Networks'. IEEE Transactions On Multimedia, 23 (1):3166-3178 [DOI] [Details] | |
| (2020) | 'On Leveraging Machine and Deep Learning for Throughput Prediction in Cellular Networks: Design, Performance, and Challenges' Raca, Darijo and Zahran, Ahmed H. and Sreenan, Cormac J. and Sinha, Rakesh K. and Halepovic, Emir and Jana, Rittwik and Gopalakrishnan, Vijay (2020) 'On Leveraging Machine and Deep Learning for Throughput Prediction in Cellular Networks: Design, Performance, and Challenges'. Ieee Communications Magazine, 58 (3):11-17 [DOI] [Details] | |
| (2018) | 'Efficient Delivery of Scalable Video Using a Streaming Class Model' Jason J. Quinlan and Ahmed H. Zahran and Cormac J. Sreenan (2018) 'Efficient Delivery of Scalable Video Using a Streaming Class Model'. Accounting, Management & Information Technology, 9 (3) [DOI] [Details] | |
| (2018) | 'ASAP: Adaptive Stall-Aware Pacing for Improved DASH Video Experience in Cellular Networks' Zahran, Ahmed H and Quinlan, Jason J and Ramakrishnan, KK and Sreenan, Cormac J (2018) 'ASAP: Adaptive Stall-Aware Pacing for Improved DASH Video Experience in Cellular Networks'. ACM Transactions on Multimedia Computing, Communications and Applications (TOMM), 14 (3s) [Details] | |
| (2018) | 'ARBITER+: Adaptive Rate-Based InTElligent HTTP StReaming Algorithm for Mobile Networks' Zahran, Ahmed Hamdy and Raca, Darijo and Sreenan, Cormac (2018) 'ARBITER+: Adaptive Rate-Based InTElligent HTTP StReaming Algorithm for Mobile Networks'. IEEE Transactions on Mobile Computing, [Details] | |
| (2017) | 'A framework for optimal cost media streaming in three-tier wireless networks' Abubakr O. Al-Abbasi and Ahmed H. Zahran (2017) 'A framework for optimal cost media streaming in three-tier wireless networks'. Wireless Networks, 23 (5):1575-1590 [DOI] [Details] | |
| (2017) | 'A novel mathematical framework for similarity-based opportunistic social networks' ElSherief, Mai; Alipour, Babak; Al Qathrady, Mimonah; ElBatt, Tamer; Zahran, Ahmed; Helmy, Ahmed (2017) 'A novel mathematical framework for similarity-based opportunistic social networks'. Pervasive and Mobile Computing, 42 :134-150 [DOI] [Full Text] [Details] | |
| (2016) | 'Effective Capacity of Delay-Constrained Cognitive Radio Links Exploiting Primary Feedback' Anwar, Ahmed H and Seddik, Karim G and ElBatt, Tamer and Zahran, Ahmed H (2016) 'Effective Capacity of Delay-Constrained Cognitive Radio Links Exploiting Primary Feedback'. Vehicular Technology, IEEE Transactions on, 65 (9):7334-7348 [Details] | |
| (2015) | 'ALD: Adaptive Layer Distribution for Scalable Video' Quinlan, J; Zahran, A; Sreenan, C.J (2015) 'ALD: Adaptive Layer Distribution for Scalable Video'. ACM/Springer Multimedia Systems Journal, 21 (5):465-484 [DOI] [Full Text] [Details] | |
| (2012) | 'Client-Side Framework for Automated Evaluation of Mechanisms to Improve HTTP Performance' Davern, P; Nashid, N; Sreenan, CJ; Zahran, A (2012) 'Client-Side Framework for Automated Evaluation of Mechanisms to Improve HTTP Performance'. Journal of Networks, 7 (11):1749-1759 [DOI] [Details] | |
| (2011) | 'HTTPEP: a HTTP Performance Enhancing Proxy for Satellite Systems' Davern, P; Nashid, N; Zahran, A; Sreenan, C.J (2011) 'HTTPEP: a HTTP Performance Enhancing Proxy for Satellite Systems'. International Journal of Next Generation Computing, Vol 2, No 3, 2 (3) [Details] | |
| (2010) | 'Threshold-based Media Streaming Optimization for Heterogeneous Wireless Networks' Zahran, A; Sreenan, CJ; (2010) 'Threshold-based Media Streaming Optimization for Heterogeneous Wireless Networks'. IEEE Transactions on Mobile Computing, [Details] | |
| (2008) | 'Mobility Modeling and Performance Evaluation of Heterogeneous Wireless Networks' Ahmed H Zahran and Ben Liang and Aladdin Saleh; (2008) 'Mobility Modeling and Performance Evaluation of Heterogeneous Wireless Networks'. IEEE Trans. Mobile Comput, 7 (8):1041-1056 [Details] | |
| (2007) | 'A Generic Framework for Mobility Modeling and Performance Analysis in Next-Generation Heterogeneous Wireless Networks' Ahmed H Zahran and Ben Liang; (2007) 'A Generic Framework for Mobility Modeling and Performance Analysis in Next-Generation Heterogeneous Wireless Networks'. IEEE Commun. Mag, 45 (9):92-99 [Details] | |
| (2006) | 'Signal Threshold Adaptation for Vertical Handoff in Heterogeneous Wireless Networks' Ahmed H Zahran and Ben Liang and Aladdin Saleh; (2006) 'Signal Threshold Adaptation for Vertical Handoff in Heterogeneous Wireless Networks'. ACM/Spring Mobile Networks and Applications (MONET), 11 (4):625-640 [Details] |
Conference Publications
| Year | Publication | |
|---|---|---|
| (2022) | Proceedings of the 13th ACM Multimedia Systems Conference Raca, Darijo and Salian, Meghana and Zahran, Ahmed H. (2022) Enabling Scalable Emulation of Differentiated Services in Mininet Proceedings of the 13th ACM Multimedia Systems Conference New York, NY, USA, [Full Text] [Details] | |
| (2020) | 2020 IEEE 28th International Conference on Network Protocols (ICNP) Majidi, Akbar and Zahran, Ahmed H. (2020) Optimized Joint Unicast-Multicast Panoramic Video Streaming in Cellular Networks 2020 IEEE 28th International Conference on Network Protocols (ICNP) , pp.1-6 [Details] | |
| (2019) | Proceedings of the 10th ACM Multimedia Systems Conference Raca, Darijo and Zahran, Ahmed H. and Sreenan, Cormac J. and Sinha, Rakesh K. and Halepovic, Emir and Jana, Rittwik and Gopalakrishnan, Vijay and Bathula, Balagangadhar and Varvello, Matteo (2019) Empowering Video Players in Cellular: Throughput Prediction from Radio Network Measurements Proceedings of the 10th ACM Multimedia Systems Conference New York, NY, USA, [Details] | |
| (2018) | Proceedings of the 9th ACM Multimedia Systems Conference Reviakin, Aleksandr and Zahran, Ahmed H and Sreenan, Cormac J (2018) dashc: a highly scalable client emulator for DASH video Proceedings of the 9th ACM Multimedia Systems Conference , pp.409-414 [Details] | |
| (2018) | Proceedings of the 28th ACM SIGMM Workshop on Network and Operating Systems Support for Digital Audio and Video Raca, Darijo and Zahran, Ahmed H and Sreenan, Cormac J and Sinha, Rakesh K and Halepovic, Emir and Jana, Rittwik and Gopalakrishnan, Vijay and Bathula, Balagangadhar and Varvello, Matteo (2018) Incorporating Prediction into Adaptive Streaming Algorithms: A QoE Perspective Proceedings of the 28th ACM SIGMM Workshop on Network and Operating Systems Support for Digital Audio and Video , pp.49-54 [Details] | |
| (2018) | Proceedings of the 9th ACM Multimedia Systems Conference Raca, Darijo and Quinlan, Jason J and Zahran, Ahmed H and Sreenan, Cormac J (2018) Beyond throughput: a 4G LTE dataset with channel and context metrics Proceedings of the 9th ACM Multimedia Systems Conference , pp.460-465 [Details] | |
| (2017) | Proceedings of the 4th ACM Workshop on Hot Topics in Wireless Raca, Darijo and Zahran, Ahmed H and Sreenan, Cormac J and Sinha, Rakesh K and Halepovic, Emir and Jana, Rittwik and Gopalakrishnan, Vijay (2017) Back to the Future: Throughput Prediction For Cellular Networks using Radio KPIs Proceedings of the 4th ACM Workshop on Hot Topics in Wireless , pp.37-41 [Details] | |
| (2017) | Proceedings of the 8th ACM on Multimedia Systems Conference, MMSys 2017, Taipei, Taiwan, June 20-23, 2017 Ahmed H. Zahran and Jason J. Quinlan and K. K. Ramakrishnan and Cormac J. Sreenan (2017) SAP: Stall-Aware Pacing for Improved DASH Video Experience in Cellular Networks Proceedings of the 8th ACM on Multimedia Systems Conference, MMSys 2017, Taipei, Taiwan, June 20-23, 2017 , pp.13-26 [Full Text] [Details] | |
| (2017) | 42nd IEEE Conference on Local Computer Networks, LCN 2017, Singapore, October 9-12, 2017 Ahmed Khalid and Ahmed H. Zahran and Cormac J. Sreenan (2017) mCast: An SDN-Based Resource-Efficient Live Video Streaming Architecture with ISP-CDN Collaboration 42nd IEEE Conference on Local Computer Networks, LCN 2017, Singapore, October 9-12, 2017 , pp.95-103 [Details] | |
| (2016) | Proceedings of the 8th International Workshop on Mobile Video Abdel-Aziz, Mohamed K and Zahran, Ahmed H and ElBatt, Tamer (2016) A novel framework for scalable video streaming over multi-channel multi-radio wireless mesh networks Proceedings of the 8th International Workshop on Mobile Video [Details] | |
| (2016) | Proceedings of the 7th International Conference on Multimedia Systems Quinlan, Jason J and Zahran, Ahmed H and Sreenan, Cormac J (2016) Datasets for AVC (H. 264) and HEVC (H. 265) evaluation of dynamic adaptive streaming over HTTP (DASH) Proceedings of the 7th International Conference on Multimedia Systems [Details] | |
| (2016) | 4th IEEE International Conference on Future Internet of Things and Cloud Workshops, FiCloud Workshops 2016, Vienna, Austria, August 22-24, 2016 Darijo Raca and Ahmed H. Zahran and Cormac J. Sreenan (2016) Sizing Network Buffers: An HTTP Adaptive Streaming Perspective . In: Muhammad Younas and Irfan Awan and Joyce El Haddad eds. 4th IEEE International Conference on Future Internet of Things and Cloud Workshops, FiCloud Workshops 2016, Vienna, Austria, August 22-24, 2016 , pp.369-376 [Details] | |
| (2016) | 2016 IEEE International Conference on Multimedia \& Expo Workshops, ICME Workshops 2016, Seattle, WA, USA, July 11-15, 2016 Ahmed H. Zahran and Cormac J. Sreenan (2016) ARBITER: Adaptive rate-based intelligent HTTP streaming algorithm 2016 IEEE International Conference on Multimedia \& Expo Workshops, ICME Workshops 2016, Seattle, WA, USA, July 11-15, 2016 , pp.1-6 [Details] | |
| (2016) | Proceedings of the 8th International Workshop on Mobile Video Zahran, Ahmed H and Quinlan, Jason and Raca, Darijo and Sreenan, Cormac J and Halepovic, Emir and Sinha, Rakesh K and Jana, Rittwik and Gopalakrishnan, Vijay (2016) OSCAR: an optimized stall-cautious adaptive bitrate streaming algorithm for mobile networks Proceedings of the 8th International Workshop on Mobile Video [Details] | |
| (2016) | IEEE International Symposium on Local and Metropolitan Area Networks, LANMAN 2016, Rome, Italy, June 13-15, 2016 Jason J. Quinlan and Darijo Raca and Ahmed H. Zahran and Ahmed Khalid and K. K. Ramakrishnan and Cormac J. Sreenan (2016) D-LiTE: A platform for evaluating DASH performance over a simulated LTE network IEEE International Symposium on Local and Metropolitan Area Networks, LANMAN 2016, Rome, Italy, June 13-15, 2016 , pp.1-2 [Full Text] [Details] | |
| (2016) | International Conference on Selected Topics in Mobile \& Wireless Networking, MoWNeT 2016, Cairo, Egypt, April 11-13, 2016 Moataz F. Youssef and Khaled M. F. Elsayed and Ahmed H. Zahran (2016) Contiki-AMAC - The enhanced adaptive radio duty cycling protocol: Proposal and analysis International Conference on Selected Topics in Mobile \& Wireless Networking, MoWNeT 2016, Cairo, Egypt, April 11-13, 2016 , pp.1-6 [Details] | |
| (2016) | IEEE International Symposium on Local and Metropolitan Area Networks, LANMAN 2016, Rome, Italy, June 13-15, 2016 Ahmed H. Zahran and Jason J. Quinlan and K. K. Ramakrishnan and Cormac J. Sreenan (2016) Impact of the LTE scheduler on achieving good QoE for DASH video streaming IEEE International Symposium on Local and Metropolitan Area Networks, LANMAN 2016, Rome, Italy, June 13-15, 2016 , pp.1-7 [Full Text] [Details] | |
| (2015) | 2015 IEEE International Conference on Smart City/SocialCom/SustainCom 2015, Chengdu, China, December 19-21, 2015 Mai ElSherief and Tamer A. ElBatt and Ahmed H. Zahran and Ahmed Helmy (2015) An Information-Theoretic Model for Knowledge Sharing in Opportunistic Social Networks 2015 IEEE International Conference on Smart City/SocialCom/SustainCom 2015, Chengdu, China, December 19-21, 2015 , pp.446-451 [Details] | |
| (2015) | 2015 IEEE Global Communications Conference, GLOBECOM 2015, San Diego, CA, USA, December 6-10, 2015 Ilias Tsompanidis and Ahmed H. Zahran and Cormac J. Sreenan (2015) A Utility-Based Resource and Network Assignment Framework for Heterogeneous Mobile Networks 2015 IEEE Global Communications Conference, GLOBECOM 2015, San Diego, CA, USA, December 6-10, 2015 , pp.1-6 [Details] | |
| (2015) | 2015 IEEE International Conference on Electronics, Circuits, and Systems, ICECS 2015, Cairo, Egypt, December 6-9, 2015 Nada Elgaml and Heba Raafat and Aya Halim and Aya Abdeldayem and Nourhan Mahmoud and Ahmed Khattab and Ahmed H. Zahran (2015) Experimental evaluation of opportunistic access in shared contention-based channels 2015 IEEE International Conference on Electronics, Circuits, and Systems, ICECS 2015, Cairo, Egypt, December 6-9, 2015 , pp.260-263 [Details] | |
| (2015) | 2015 IEEE International Conference on Communications, ICC 2015, London, United Kingdom, June 8-12, 2015 Yahia Shabara and Ahmed H. Zahran and Tamer A. ElBatt (2015) Efficient spectrum access strategies for cognitive networks with general idle time statistics 2015 IEEE International Conference on Communications, ICC 2015, London, United Kingdom, June 8-12, 2015 , pp.7743-7749 [Details] | |
| (2015) | Cognitive Radio Oriented Wireless Networks - 10th International Conference, CROWNCOM 2015, Doha, Qatar, April 21-23, 2015, Revised Selected Papers Ahmed H. Anwar and Karim G. Seddik and Tamer A. ElBatt and Ahmed H. Zahran (2015) On the Effective Capacity of Delay Constrained Cognitive Radio Networks with Relaying Capability . In: Mark Weichold and Mounir Hamdi and Muhammad Zeeshan Shakir and Mohamed M. Abdallah and George K. Karagiannidis and Muhammad Ismail eds. Cognitive Radio Oriented Wireless Networks - 10th International Conference, CROWNCOM 2015, Doha, Qatar, April 21-23, 2015, Revised Selected Papers , pp.767-779 [Details] | |
| (2015) | 2015 IEEE International Workshop on Local and Metropolitan Area Networks, LANMAN 2015, Beijing, China, April 22-24, 2015 Jason J. Quinlan and Ahmed H. Zahran and K. K. Ramakrishnan and Cormac J. Sreenan (2015) Delivery of adaptive bit rate video: balancing fairness, efficiency and quality 2015 IEEE International Workshop on Local and Metropolitan Area Networks, LANMAN 2015, Beijing, China, April 22-24, 2015 , pp.1-6 [Full Text] [Details] | |
| (2014) | Signal and Information Processing (GlobalSIP), 2014 IEEE Global Conference on Salama, Ahmed M and Zahran, Ahmed and ElBatt, Tamer (2014) Fractional sequential sensing for energy efficient cooperative cognitive radio networks Signal and Information Processing (GlobalSIP), 2014 IEEE Global Conference on , pp.1301-1305 [Details] | |
| (2014) | Personal, Indoor, and Mobile Radio Communication (PIMRC), 2014 IEEE 25th Annual International Symposium on Samy, Islam and Zahran, Ahmed H and ElBatt, Tamer (2014) Joint relay assignment and adaptive modulation for energy-efficient cellular networks Personal, Indoor, and Mobile Radio Communication (PIMRC), 2014 IEEE 25th Annual International Symposium on , pp.1415-1420 [Details] | |
| (2014) | 7th IFIP Wireless and Mobile Networking Conference, WMNC 2014, Vilamoura, Portugal, May 20-22, 2014 Ilias Tsompanidis and Ahmed H. Zahran and Cormac J. Sreenan (2014) Mobile network traffic: A user behaviour model 7th IFIP Wireless and Mobile Networking Conference, WMNC 2014, Vilamoura, Portugal, May 20-22, 2014 , pp.1-8 [Details] | |
| (2014) | 2014 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2014, Atlanta, GA, USA, December 3-5, 2014 Ahmed M. Salama and Ahmed H. Zahran and Tamer A. ElBatt (2014) Fractional sequential sensing for energy efficient cooperative cognitive radio networks 2014 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2014, Atlanta, GA, USA, December 3-5, 2014 , pp.1301-1305 [Details] | |
| (2014) | Eighth International Conference on Next Generation Mobile Apps, Services and Technologies, NGMAST 2014, Oxford, United Kingdom, September 10-12, 2014 Ghada G. Rizk and Ahmed H. Zahran and Mahmoud H. Ismail (2014) AVIS: An Adaptive VIdeo Simulation Framework for Scalable Video Eighth International Conference on Next Generation Mobile Apps, Services and Technologies, NGMAST 2014, Oxford, United Kingdom, September 10-12, 2014 , pp.84-89 [Details] | |
| (2014) | 21st International Conference on Telecommunications, ICT 2014, Lisbon, Portugal, 4-7 May, 2014 Samar Ibrahim and Ahmed H. Zahran and Mahmoud H. Ismail (2014) SVC-DASH-M: Scalable video coding dynamic adaptive streaming over HTTP using multiple connections 21st International Conference on Telecommunications, ICT 2014, Lisbon, Portugal, 4-7 May, 2014 , pp.400-404 [Details] | |
| (2014) | 2014 IEEE International Conference on Pervasive Computing and Communication Workshops, PerCom 2014 Workshops, Budapest, Hungary, March 24-28, 2014 Mai ElSherief and Tamer A. ElBatt and Ahmed H. Zahran and Ahmed Helmy (2014) The quest for user similarity in mobile societies 2014 IEEE International Conference on Pervasive Computing and Communication Workshops, PerCom 2014 Workshops, Budapest, Hungary, March 24-28, 2014 , pp.569-574 [Details] | |
| (2014) | IEEE World Forum on Internet of Things, WF-IoT 2014, Seoul, South Korea, March 6-8, 2014 Moataz F. Youssef and Khaled M. F. Elsayed and Ahmed H. Zahran (2014) Adaptive radio duty cycling in ContikiMAC: Proposal and analysis IEEE World Forum on Internet of Things, WF-IoT 2014, Seoul, South Korea, March 6-8, 2014 , pp.491-495 [Details] | |
| (2014) | 25th IEEE Annual International Symposium on Personal, Indoor, and Mobile Radio Communication, PIMRC 2014, Washington DC, USA, September 2-5, 2014 Islam Samy and Ahmed H. Zahran and Tamer A. ElBatt (2014) Joint relay assignment and adaptive modulation for energy-efficient cellular networks 25th IEEE Annual International Symposium on Personal, Indoor, and Mobile Radio Communication, PIMRC 2014, Washington DC, USA, September 2-5, 2014 , pp.1415-1420 [Details] | |
| (2013) | 2013 9th International Wireless Communications and Mobile Computing Conference, IWCMC 2013, Sardinia, Italy, July 1-5, 2013 Ilias Tsompanidis and Ahmed H. Zahran and Cormac J. Sreenan (2013) SuperBS: A methodology for resource management in heterogeneous wireless networks . In: Roberto Saracco and Khaled Ben Letaief and Mario Gerla and Sergio Palazzo and Luigi Atzori eds. 2013 9th International Wireless Communications and Mobile Computing Conference, IWCMC 2013, Sardinia, Italy, July 1-5, 2013 , pp.1290-1295 [Details] | |
| (2013) | Multimedia Systems Conference 2013, MMSys '13, Oslo, Norway, February 27 - March 01, 2013 Jason J. Quinlan and Ahmed H. Zahran and Cormac J. Sreenan (2013) ALD: adaptive layer distribution for scalable video . In: Carsten Griwodz eds. Multimedia Systems Conference 2013, MMSys '13, Oslo, Norway, February 27 - March 01, 2013 , pp.202-213 [Full Text] [Details] | |
| (2013) | The 11th Annual International Conference on Mobile Systems, Applications, and Services, MobiSys'13, Taipei, Taiwan, June 25-28, 2013 Mai ElSherief and Tamer A. ElBatt and Ahmed H. Zahran and Ahmed Helmy (2013) O'BTW: an opportunistic, similarity-based mobile recommendation system . In: Hao-Hua Chu and Polly Huang and Romit Roy Choudhury and Feng Zhao eds. The 11th Annual International Conference on Mobile Systems, Applications, and Services, MobiSys'13, Taipei, Taiwan, June 25-28, 2013 , pp.511-512 [Details] | |
| (2013) | 2013 IEEE Symposium on Computers and Communications, ISCC 2013, Split, Croatia, 7-10 July, 2013 Ayman T. Abdel-Hamid and Ahmed H. Zahran and Tamer A. ElBatt (2013) Improved spectrum mobility using virtual reservation in collaborative cognitive radio networks 2013 IEEE Symposium on Computers and Communications, ISCC 2013, Split, Croatia, 7-10 July, 2013 , pp.476-482 [Details] | |
| (2013) | 11th International Symposium and Workshops on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks, WiOpt 2013, Tsukuba Science City, Japan, May 13-17, 2013 Ahmed H. Anwar and Karim G. Seddik and Tamer A. ElBatt and Ahmed H. Zahran (2013) Effective capacity of delay constrained cognitive radio links exploiting primary feedback 11th International Symposium and Workshops on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks, WiOpt 2013, Tsukuba Science City, Japan, May 13-17, 2013 , pp.412-419 [Details] | |
| (2013) | Improved Spectrum Mobility using Virtual Reservation in Collaborative Cognitive Radio Networks Ayman T. Abdel-Hamid and Ahmed H. Zahran and Tamer A. ElBatt (2013) Improved Spectrum Mobility using Virtual Reservation in Collaborative Cognitive Radio Networks [Details] | |
| (2013) | Proceedings of the IFIP Wireless Days, WD 2013, Valencia, Spain, November 13-15, 2013 Abubakr O. Alabassi and Ahmed H. Zahran (2013) Media streaming cost optimization for heterogeneous three-tier wireless networks Proceedings of the IFIP Wireless Days, WD 2013, Valencia, Spain, November 13-15, 2013 , pp.1-7 [Details] | |
| (2012) | 2012 IEEE Wireless Communications and Networking Conference, WCNC 2012, Paris, France, April 1-4, 2012 Ahmed H. Zahran (2012) Extended Synchronization Signals for eliminating PCI confusion in heterogeneous LTE 2012 IEEE Wireless Communications and Networking Conference, WCNC 2012, Paris, France, April 1-4, 2012 , pp.2588-2592 [Details] | |
| (2012) | Proceedings of the seventh ACM International Workshop on Mobility in the Evolving Internet Architecture, MobiArch 2012, Istanbul, Turkey, August 22, 2012 Ilias Tsompanidis and Ahmed H. Zahran and Cormac J. Sreenan (2012) Towards utility-based resource management in heterogeneous wireless networks . In: Xiaoming Fu and Rittwik Jana and K. K. Ramakrishnan eds. Proceedings of the seventh ACM International Workshop on Mobility in the Evolving Internet Architecture, MobiArch 2012, Istanbul, Turkey, August 22, 2012 , pp.23-28 [Details] | |
| (2012) | 19th International Packet Video Workshop, PV 2012, Munich-Garching, Germany, May 10-11, 2012 Jason J. Quinlan and Ahmed H. Zahran and Cormac J. Sreenan (2012) SDC: Scalable description coding for adaptive streaming media 19th International Packet Video Workshop, PV 2012, Munich-Garching, Germany, May 10-11, 2012 , pp.59-64 [Full Text] [Details] | |
| (2012) | Proc. of 11th Information Technology and Telecommunication Conference (IT&T) Tsompanidis, I; Zahran, A; Sreenan, C.J (2012) Class-based Bandwidth Management in Heterogeneous Wireless Networks. Poster/Short paper Proc. of 11th Information Technology and Telecommunication Conference (IT&T) [Details] | |
| (2012) | Proc. of 11th Information Technology and Telecommunication Conference (IT&T) Quinlan, J; Zahran, A; Sreenan C.J (2012) CMSE: A Network Element for Assistive Media Steaming Proc. of 11th Information Technology and Telecommunication Conference (IT&T) [Details] | |
| (2011) | 4th IFIP International Conference on New Technologies, Mobility and Security, NTMS 2011, Paris, France, February 7-10, 2011 Ahmed H. Zahran and Cormac J. Sreenan (2011) Extended Handover Keying and Modified IEEE 802.21 Resource Query Approach for Improving Vertical Handoff Performance 4th IFIP International Conference on New Technologies, Mobility and Security, NTMS 2011, Paris, France, February 7-10, 2011 , pp.1-7 [Details] | |
| (2011) | Proc. of International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS) Davern, P; Nashid, N; Zahran, A; Sreenan C.J (2011) Towards an Automated Client-Side Framework for Evaluating HTTP/TCP Performance Proc. of International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS) , pp.205-212 [Details] | |
| (2011) | 4th IFIP International Conference on New Technologies, Mobility and Security, NTMS 2011, Paris, France, February 7-10, 2011 Paul Davern and Noor Nashid and Ahmed H. Zahran and Cormac J. Sreenan (2011) HTTP Acceleration over High Latency Links 4th IFIP International Conference on New Technologies, Mobility and Security, NTMS 2011, Paris, France, February 7-10, 2011 , pp.1-5 [Details] | |
| (2010) | 17th IEEE Workshop on Local and Metropolitan Area Networks, LANMAN 2010, Long Branch, NJ, USA, 5-7 May, 2010 Liping Chen and Ahmed H. Zahran and Cormac J. Sreenan (2010) IEEE 802.21-enabled ALIVE-HO for media streaming in heterogeneous wireless networks 17th IEEE Workshop on Local and Metropolitan Area Networks, LANMAN 2010, Long Branch, NJ, USA, 5-7 May, 2010 , pp.1-6 [Details] | |
| (2008) | Proc. of the First IEEE International Workshop on Future Multimedia Networking Ahmed H Zahran and Cormac J Sreenan; (2008) Cost Efficient Media Streaming Algorithms for Rate-dependent Pricing Strategies in Heterogeneous Wireless Networks Proc. of the First IEEE International Workshop on Future Multimedia Networking Cardiff, United Kingdom, [Details] | |
| (2008) | IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob 2008, Avignon, France, 12-14 October 2008, Proceedings Ahmed H. Zahran and Cormac J. Sreenan (2008) PGMS: Pseudo-optimal Greedy Media Streaming Algorithm for Heterogeneous Wireless Networks IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob 2008, Avignon, France, 12-14 October 2008, Proceedings , pp.390-396 [Details] | |
| (2007) | NETWORKING 2007. Ad Hoc and Sensor Networks, Wireless Networks, Next Generation Internet, 6th International IFIP-TC6 Networking Conference, Atlanta, GA, USA, May 14-18, 2007, Proceedings Ahmed H. Zahran and Ben Liang and Aladdin Saleh (2007) Impact of Technology Overlap in Next-Generation Wireless Heterogeneous Systems . In: Ian F. Akyildiz and Raghupathy Sivakumar and Eylem Ekici and Jaudelice Cavalcante de Oliveira and Janise McNair eds. NETWORKING 2007. Ad Hoc and Sensor Networks, Wireless Networks, Next Generation Internet, 6th International IFIP-TC6 Networking Conference, Atlanta, GA, USA, May 14-18, 2007, Proceedings , pp.535-545 [Details] | |
| (2006) | Proceedings of IEEE International Conference on Communications, ICC 2006, Istanbul, Turkey, 11-15 June 2006 Abu H. Zahran and Ben Liang and Aladdin Saleh (2006) Modeling and Performance Analysis of Beyond 3G Integrated Wireless Networks Proceedings of IEEE International Conference on Communications, ICC 2006, Istanbul, Turkey, 11-15 June 2006 , pp.1819-1824 [Details] | |
| (2005) | NETWORKING 2005: Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communication Systems, 4th International IFIP-TC6 Networking Conference, Waterloo, Canada, May 2-6, 2005, Proceedings Ben Liang and Ahmed H. Zahran and Aladdin O. M. Saleh (2005) Application Signal Threshold Adaptation for Vertical Handoff in Heterogeneous Wireless Networks . In: Raouf Boutaba and Kevin C. Almeroth and Ram\'on Puigjaner and Sherman X. Shen and James P. Black eds. NETWORKING 2005: Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communication Systems, 4th International IFIP-TC6 Networking Conference, Waterloo, Canada, May 2-6, 2005, Proceedings , pp.1193-1205 [Details] | |
| (2005) | Proceedings of IEEE International Conference on Communications, ICC 2005, Seoul, Korea, 16-20 May 2005 Ahmed H. Zahran and Ben Liang (2005) Performance evaluation framework for vertical handoff algorithms in heterogeneous networks Proceedings of IEEE International Conference on Communications, ICC 2005, Seoul, Korea, 16-20 May 2005 , pp.173-178 [Details] | |
| (2005) | Seventh IEEE International Symposium on Multimedia (ISM 2005), 12-14 December 2005, Irvine, CA, USA Ahmed H. Zahran and Ben Liang (2005) Mobility Modeling for Two-Tier IntegratedWireless Multimedia Networks Seventh IEEE International Symposium on Multimedia (ISM 2005), 12-14 December 2005, Irvine, CA, USA , pp.643-648 [Details] | |
| (2007) | Proc. of 3rd International Computer Engineering Conference Smart Applications for the Information Society, ICENCO 07 Ahmed H Zahran and Ben Liang; (2007) Call Admission Control Analysis in Heterogeneous Wireless Networks Proc. of 3rd International Computer Engineering Conference Smart Applications for the Information Society, ICENCO 07 Cairo, Egypt, [Details] | |
| (2006) | Proc. of the Twenty-Third Biennial Symposium on Communications Ahmed H Zahran and Ben Liang and Aladdin Saleh; (2006) Beyond 3G Wireless Network Design for Optimal Resource Utilization Proc. of the Twenty-Third Biennial Symposium on Communications Kingeston, ON, Canada, [Details] |
Professional Activities
Honours and Awards
| Year | Title | Awarding Body | |
|---|---|---|---|
| 2022 | Best Paper Award, IoTime 2022 | International Workshop on the Internet of Time-Critical Things | |
| 2017 | The first Excellence in DASH Award at ACM MMSys 2017 | DASH IF - MMsys 2017 | |
| 2016 | Best Demo Award, LANMAN 2016 | LANMAN 2016 | |
| 2013 | Top Runner (Cairo Transportation App challenge) | The Egyptian Ministry of Communications and Information Technology | |
| 2011 | UCC Research Commercialization Award 2010 | UCC | |
| 2010 | Spot light paper | IEEE Trans. Mobile computing | |
| 2006 | Student Travel Grant | IEEE ICC¿06 | |
| 2005 | Best paper award | IFIP Networking Conference Committee | |
| 2004 | CITO student internship | Center of Excecllence Ontario, Canada | |
| 2003 | University of Toronto Fellowship | University of Toronto | |
| 2003 | Distinct Research Award | Scientific Society of Telecom Engineers | |
| 2000 | The third best graduation project among graduation projects, 2000 | Hi-Tech Center for Electronics & Communications, Faculty of Engineering, Cairo University | |
| 2000 | The best graduation project in Satellite field | Vodafone Egypt |
Professional Associations
| Association | Function | From / To | |
|---|---|---|---|
| IEEE (Senior Member) | Senior Member | / | |
| ACM | Association | 01-MAR-16 / |
Patents
| Patent Number | Title | Granted | |
|---|---|---|---|
| US9560468B2 | Communication system | 31-JAN-17 | |
| 10693575 | System and method for throughput prediction for cellular networks | 23-JUN-20 |
Employment
| Employer | Position | From / To | |
|---|---|---|---|
| University College Cork | Postdoctoral Researcher | 01-OCT-07 / | |
| Cairo University | Assistant Professor | 01-APR-11 / 20-SEP-14 | |
| University College Cork | Lecturer | 01-AUG-17 / 24-JUL-23 | |
| University College Cork | Research Fellow | 20-SEP-14 / 31-JUL-17 | |
| The Department of Electrical and Computer Engineering, University of Toronto. | Research/Teaching Assistant | 01-SEP-03 / 30-AUG-07 | |
| SysDsoft Company, Cairo, Egypt. | System Programmer | 01-MAY-03 / 25-AUG-03 | |
| The department of Electronics and Electrical Communication at Faculty of Engineering, Cairo University. | Research/Teaching Assistant | 01-SEP-00 / 25-AUG-03 |
Education
| Year | Institution | Qualification | Subject | |
|---|---|---|---|---|
| 2007 | University of Toronto | PhD | Modeling and Design of Next-Generation Heterogeneous Wireless Networks | |
| 2002 | Cairo University | MSc | Improved Bluetooth Quality of Service For Distributed Control Systems | |
| 2000 | Cairo University | BSC | Electronics and Electrical Communication Engineering |
Languages
| Language | Reading | Writing | Speaking | |
|---|---|---|---|---|
| Arabic | ||||
| English | ||||
| French |
Journal Activities
| Journal | Role | To / From | |
|---|---|---|---|
| Ieee Transactions On Mobile Computing | Referee | - | |
| Applied Sciences | Referee | - | |
| Ieee Communications Magazine | Referee | - | |
| Ieee Transactions On Multimedia | Referee | - | |
| Ieee Journal On Selected Areas In Communications | Referee | - | |
| Acm Transactions On Multimedia Computing, Communications And Applications (Tomm) | Referee | - | |
| Ieee Transactions On Wireless Communications | Referee | - |
Other Activities
| Description | |
|---|---|
Conference Referee
|
Teaching Activities
Teaching Interests
Teaching Experience
I have worked in various institutions including University College Cork, Cairo University, and Nile University. In the following (U) and (P) respectively indicate undergraduate and postgraduate courses.At UCC, I have taught the following modules
- CS2507 - Computer Architecture (U) [2017 - 2023]
- CS3506 - Computer Networks (U) [2021]
- CS4627 - Software-defined networking (U) [2018 - 2021]
- CS2214 - Multimedia 1 (U) (New) [2017 - 2022]
- CS6410 Project Development Skills (P) [2017-2023]
At Cairo University, I taught the following courses
- ELC780 - Modeling and Simulation (P) (New) [2011-2014]
- ELC203 - Microprocessors (U) [2011-2014]
- ELC302 - Data Structure and Algorithms (U) [2011-2014]
- ELC456 - Satellite communication systems (U) [2012-2014]
- ELC327 - Control Theory (U) [2011-2012]
At Nile University, I have taught the following courses
- CIT606 - Fundamentals of Networking (P) [2011-2013]
- CIT630 - Design of Communication Systems (P) [2012-2014]
During my graduate studies, I have also worked as teaching assistant for various courses at both Cairo University and University of Toronto. electrical and computer engineering
Supervised Taught MSc theses
[Last updated: Oct 202] I have also supervised 26 theses for both MSc Computer Science, MSc Data Analytics, and MSc Interactive Multimedia as presented below.- Aditya Roy (2022) Network Throughput Prediction
- Aparna Kasiviswanathan (2022) Leveraging Sensor Data to Classify Stress
- Vinita Kasbe (2022) Comparing Delivery Mechanisms for 360 Video
- Yogita P. Jadhav (2022) A 360 Tile Encoded Dataset
- Meghana Salian (2021) Emulating QoS-Enabled Software-Defined Networks in Mininet
- Arijit Das (2021) Predicting Field of View on position based modality in a 360° environment
- Akankasha Utkhede (2021) Comparison of Implementations for Augmented Reality Tour Guide based on Deep Learning
- Mingjie Lyu (2021) Ireland Natural Attractions: An Immersive Website
- Navya Melam (2020) Mobility mode classification using machine learning
- Sean Scriven (2020) Improving bus arrival time prediction using machine learning classification
- Sachin Kumar (2020) Software-defined Distributed Access Architecture
- Ameya Adhyapak (2020) A Comparative study for Virtualized Network Function (VNF) Deployments
- Shaoqi Jiang (2020) Adaptive Panoramic Video Streaming
- Brian Noonan (2020) nutriClass: An image classification driven nutrition tracker
- Harish sundaresan (2019) Transportation mode classification using machine learning
- Ankit Talwar (2019) Improving bus arrival time prediction using machine learning
- Varun Soochik (2019) A Comparative Study for Quality of Experience (QoE) Metrics for Video Streaming
- Rasika Phadnis (2019) A Comparative study for Virtualized Network Function (VNF) Deployments
- Adarsh Krishna Bhat (2019) Optimizing mobility support in SDN-based WiFi networks
- Georgy Jose (2019) Evaluating Prediction-based Video Streaming Performance
- Darren Smith (2018) Network Throughput Prediction
- Vishal Pandey (2018) SDN-based traffic manager
- Varun Menon (2018) Evaluating streaming performance over QUIC
- Venktesh S. Patel (2018) Optimizing mobility support in SDN-based Wi-Fi networks
- Ankita Singh (2018) On the impact of throughput sampling techniques on video streaming performance
- Kevin Kiwango (2017) Design a Segment Estimator for Adaptive HTTP Streaming Systems using Machine Learning
- Liping Chen (2010) Vertical handover algorithm implementation for heterogeneous wireless networks
- Mark Henelly (2010) IEEE 802.21 Protocol implementation
Recent Postgraduates
| Graduation Year | Student Name | Institution | Degree Type | Thesis Title | |
|---|---|---|---|---|---|
| 2014 | Jason Quinlan | University College Cork | PHD | Efficient delivery of Scalable Media Streaming over Lossy Networks | |
| 2023 | Sudhanshu Naithani | University College Cork | MSc | Software Defined Distributed Cable Networks: Design and Use Cases | |
| 2013 | Ayman A. Omar | Nile University (Egypt) | MSc | Improving Spectrum Mobility and Multichannel Spectrum Sensing in Cooperative Cognitive Radio Networks | |
| 2013 | Mai Elsherief | Nile University (Egypt) | MSc | Similarity and Information Theoretic Framework for Opportunistic Mobile Social Networks | |
| 2014 | Eslam Samy | Nile University (Egypt) | MSc | Relay-Assisted Switching On/Off Techniques For Energy-Efficient Networks | |
| 2014 | Ahmed Salama | Nile University (Egypt) | MSc | Energy Efficient Spectrum Sensing In Cognitive Radio Networks | |
| 2015 | Yahia Shabara | Nile University (Egypt) | MSc | Efficient Spectrum Access Strategies for Cognitive Radios | |
| 2015 | Mohamed Khairy | Nile University (Egypt) | MSc | A Novel Framework For Scalable Video Streaming Over Multi-Channel Multi-Radio Wireless Mesh Networks | |
| 2010 | Liping (Caroline) Chen | University College Cork | Vertical handover algorithm implementation for heterogeneous wireless networks | ||
| 2014 | Abubakr Omar Alabbasi | Cairo University | M.Sc. | Thesis: Cost Efficient Media Streaming Strategies for Heterogeneous Wireless Networks | |
| 2014 | Moataz Fouad | Cairo University | M.Sc. | Adaptive Radio Duty Cycling in ContikiMAC: A Framework for WSN Objective Management | |
| 2019 | Darijo Raca | University College Cork | PHD | Improving video streaming experience through network measurements and analysis | |
| 2016 | Samar Ibrahim Ali | Cairo University | M.Sc. | Scalable HTTP streaming using Dynamic Connections | |
| 2016 | Ghada Gamal Rizk | Cairo University | M.Sc. | AVIS: Adaptive Video Streaming Tool | |
| 2019 | Ahmed Khalid | University College Cork | PHD | User Experience and Network Resource Optimization for Live Video Streaming | |
| 2014 | Hisham Elhelw | Cairo University | M.Sc. | Energy Efficient MAC Protocol for Wireless Sensor Networks |
Current Postgraduate Students
| Student | Degree Type | |
|---|---|---|
| Amjad Mahwish | Doctoral Degree | |
| Trust Paul | Doctoral Degree |
Research Information
External Collaborators
| Name | Organisation / Institute | Country | |
|---|---|---|---|
| Tamer Elbatt | Cairo University | EGYPT | |
| Karim Seddik | American University in Cairo | EGYPT | |
| Ahmed Helmy | University of Florida | U.S.A. | |
| Emir Halepovic | AT&T Labs | U.S.A. | |
| Khaled Elsayed | Cairo University | EGYPT | |
| Darijo Raca | University of Sarjevo | BOSNIA - HERZEGOVINA | |
| Ritwik Jana | AT&T Research | U.S.A. | |
| K.K. Ramakrishnan | Univ. of California, Riverside | U.S.A. | |
| Mahmoud H. Ismail | Cairo University | EGYPT |
Contact details
-
Senior Lecturer - a.zahran@cs.ucc.ie
- Computer Science Dept.
University College Cork
Cork
Ireland - +353-21-420-5926
- www.cs.ucc.ie/~az6