The composite Milstein methods for the numerical solution of Stratonovich stochastic differential equations. - M. A. Omar; Abdel-Karim Aboul-Hassan; Sherif I. Rabia (Appl. Math. Comput., 2009)

Performance evaluation of a discrete-time Geo[X]/G/1 retrial queue with general retrial times. - Abdel-Karim Aboul-Hassan; Sherif I. Rabia; Fowzia A. Taboly (Comput. Math. Appl., 2009)

A Discrete-Time Geo/G/1 Retrial Queue with Starting Failures and Impatient Customers. - Abdel-Karim Aboul-Hassan; Sherif I. Rabia; Ahmed A. Al-Mujahid (Trans. Comput. Sci., 2010)

The composite Milstein methods for the numerical solution of Ito stochastic differential equations. - M. A. Omar; Abdel-Karim Aboul-Hassan; Sherif I. Rabia (J. Comput. Appl. Math., 2011)

An improved truncation technique to analyze a Geo/PH/1 retrial queue with impatient customers. - Sherif I. Rabia (Comput. Oper. Res., 2014)

Assessment of an Optical Burst Switched Core Node With a Restricted Number of Simultaneous Active Users Using the Burst Error Loss Rate. - Ahmed I. Abd El-Rahman; Sherif I. Rabia; Hossam M. H. Shalaby (JOCN, 2014)

A Discrete-Time Multi-server Model for Opportunistic Spectrum Access Systems. - Islam A. Abdul Maksoud; Sherif I. Rabia (CrownCom, 2015)

Load balancing probabilistic spectrum handoff for cognitive radio networks. - Ahmed F. Tayel; Sherif I. Rabia (SPECTS@SummerSim, 2015)

Comments on "Optimal Target Channel Sequence Design for Multiple Spectrum Handoffs in Cognitive Radio Networks". - Ahmed Y. Zakariya; Ahmed F. Tayel; Sherif I. Rabia (IEEE Trans. Commun., 2015)

Analysis of an interruption-based priority for multi-class secondary users in cognitive radio networks. - Ahmed Y. Zakariya; Sherif I. Rabia (ICC, 2016)

An Optimized Hybrid Approach for Spectrum Handoff in Cognitive Radio Networks With Non-Identical Channels. - Ahmed F. Tayel; Sherif I. Rabia; Yasmine Abouelseoud (IEEE Trans. Commun., 2016)

Hybrid Feedback-Based Access Scheme for Cognitive Radio Systems. - Sara A. Attalla; Karim G. Seddik; Amr A. El-Sherif; Sherif I. Rabia (GLOBECOM, 2017)

A discrete-time multi-server queueing model for opportunistic spectrum access systems. - Islam A. Abdul Maksoud; Sherif I. Rabia; Mustafa A. Algundi (Perform. Evaluation, 2017)

A novel hybrid priority discipline for multi-class secondary users in cognitive radio networks. - Tamer E. Fahim; Ahmed Y. Zakariya; Sherif I. Rabia (Simul. Model. Pract. Theory, 2018)

Soft-Sensing CQI Feedback-Based Access Scheme in Cognitive Radio Networks. - Sara A. Attalla; Karim G. Seddik; Amr A. El-Sherif; Sherif I. Rabia (IEEE Trans. Cogn. Commun. Netw., 2018)

A New Probabilistic Target Channel Selection Approach for Load Balancing in Cognitive Radio Networks. - Ahmed F. Tayel; Sherif I. Rabia (IEEE Trans. Cogn. Commun. Netw., 2018)

An optimized general target channel sequence for prioritized cognitive radio networks. - Ahmed Y. Zakariya; Sherif I. Rabia; Yasmine Abouelseoud (Comput. Networks, 2019)

Modeling and analysis of cognitive radio networks with different channel access capabilities of secondary users. - Ahmed Y. Zakariya; Ahmed F. Tayel; Sherif I. Rabia; Ahmed Mansour (Simul. Model. Pract. Theory, 2020)

Hybrid ARQ-CQI Feedback-Based Access Scheme in Cognitive Radio Networks. - Sara A. Attalla; Karim G. Seddik; Amr A. El-Sherif; Sherif I. Rabia (IEEE Trans. Cogn. Commun. Netw., 2020)

An Optimal Policy for Hybrid Channel Access in Cognitive Radio Networks With Energy Harvesting. - Ahmed F. Tayel; Sherif I. Rabia; Ahmed H. Abd El-Malek; Amr M. Abdelrazek (IEEE Trans. Veh. Technol., 2020)

Cooperative Spectrum Sharing Scheme for Enhancing Primary User Performance under Denial of Service Attack. - Ahmed N. Elbattrawy; Ahmed H. Abd El-Malek; Sherif I. Rabia; Waheed K. Zahra (SIMULTECH, 2021)

Dynamic Spectrum Access for RF-powered Ambient Backscatter Cognitive Radio Networks. - Ahmed Y. Zakariya; Sherif I. Rabia; Waheed K. Zahra (SIMULTECH, 2021)

Spectrum Access Management of Multi-class Secondary Users in Hybrid Cognitive Radio Networks. - Ahmed F. Tayel; Sherif I. Rabia; Ahmed H. Abd El-Malek; Amr M. Abdelrazek (VTC Spring, 2021)

Optimal decision making in multi-channel RF-powered cognitive radio networks with ambient backscatter capability. - Ahmed Y. Zakariya; Sherif I. Rabia; Waheed K. Zahra (Comput. Networks, 2021)

Optimal sensing energy and sensing interval in cognitive radio networks with energy harvesting. - Islam S. Abdelfattah; Sherif I. Rabia; Amr M. Abdelrazek (Int. J. Commun. Syst., 2021)

Securing hybrid channel access cognitive radio networks with energy harvesting. - Ahmed F. Tayel; Ahmed H. Abd El-Malek; Sherif I. Rabia; Amr M. Abdelrazek (Phys. Commun., 2021)

Throughput Maximization of Hybrid Access in Multi-Class Cognitive Radio Networks With Energy Harvesting. - Ahmed F. Tayel; Sherif I. Rabia; Ahmed H. Abd El-Malek; Amr M. Abdelrazek (IEEE Trans. Commun., 2021)

Optimal Intra-frame Sensing Interval in IEEE 802.22 WRAN Multi-class Systems. - Islam S. Abdelfattah; Sherif I. Rabia; Ahmed H. Abd El-Malek (EuCNC, 2022)

Analyzing Age of Information in Prioritized Status Update Systems using Probabilistic Hybrid Discipline. - Tamer E. Fahim; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (SIMULTECH, 2022)

Accelerating Data Dependence Profiling Through Abstract Interpretation of Loop Instructions. - Mostafa M. Abbas; Mostafa I. Soliman; Sherif I. Rabia; Keiji Kimura; Ahmed El-Mahdy 002 (IEEE Access, 2022)

Optimal sensing energy and transmission interval in hybrid overlay-underlay cognitive radio networks with energy harvesting. - Islam S. Abdelfattah; Sherif I. Rabia; Amr M. Abdelrazek (Phys. Commun., 2022)

Model-based Bayesian reinforcement learning for enhancing primary user performance under jamming attack. - Ahmed N. Elbattrawy; Ahmed H. Abd El-Malek; Sherif I. Rabia; Waheed K. Zahra (Ad Hoc Networks, 2023)

Discrete practical RF energy harvesting models for wireless communication networks. - Ahmed F. Tayel; Ahmed Y. Zakariya; Sherif I. Rabia; Ahmed H. Abd El-Malek (Trans. Emerg. Telecommun. Technol., 2023)

Age of Information Analysis for Task Offloading in an Energy Harvesting Status Update System. - Islam S. Abdelfattah; Ahmed H. Abd El-Malek; Ahmed Y. Zakariya; Sherif I. Rabia (VTC Fall, 2024)

Packet Drop Rate Minimization with AoI Constraint in an Energy-Harvesting Cognitive Radio Network. - Mohamed F. El-Sherif; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (VTC Fall, 2024)

Secrecy Performance of Joint Antenna and User Selection in Cognitive Ambient Backscattering Communications. - Ahmed N. Elbattrawy; Ahmed H. Abd El-Malek; Sherif I. Rabia; Waheed K. Zahra (VTC Fall, 2024)

Age of Information Optimization Using a Hybrid Preemptive/Non-Preemptive Discipline. - Tamer E. Fahim; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (VTC Fall, 2024)

Age of information minimization in hybrid cognitive radio networks under a timely throughput constraint. - Mohamed F. El-Sherif; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (Perform. Evaluation, 2024)

Security-reliability trade-off analysis for transmit antenna selection in cognitive ambient backscatter communications. - Ahmed N. Elbattrawy; Ahmed H. Abd El-Malek; Sherif I. Rabia; Waheed K. Zahra (Perform. Evaluation, 2024)

Analyzing the age of information in prioritized status update systems under an interruption-based hybrid discipline. - Tamer E. Fahim; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (Perform. Evaluation, 2024)

Enhancing information freshness in multi-class mobile edge computing systems using a hybrid discipline. - Tamer E. Fahim; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (Computing, 2024)

Optimizing Age of Information for Energy Harvesting Systems Using an Energy-Aware Hybrid Preemptive/Non-Preemptive Discipline. - Tamer E. Fahim; Ahmed H. Abd El-Malek; Waheed K. Zahra; Sherif I. Rabia (ICT, 2025)

Minimizing Age of Information and Energy Consumption in a Computation-Intensive Status Update System. - Islam S. Abdelfattah; Ahmed H. Abd El-Malek; Ahmed Y. Zakariya; Sherif I. Rabia (WCNC, 2025)

Lyapunov optimization-based power control policy for time-critical applications in a hybrid cognitive radio IoT network. - Mohamed F. El-Sherif; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (Ad Hoc Networks, 2025)

Minimizing Age of Information in Multi-Class Systems Using an Elapsed-Time-Based Hybrid Service Discipline. - Tamer E. Fahim; Sherif I. Rabia; Ahmed H. Abd El-Malek; Waheed K. Zahra (IEEE Open J. Commun. Soc., 2025)