Publications

For the full list of our publications, please visit the Google Scholar page. 

Selected Publications

Book

• S. D. Okegbile, J. Cai, and C. Yi, Human Digital Twin: Exploring connectivity and security issues, Springer.

Book Chapter

• S. D. Okegbile, J. Cai, J. Chen, and C. Yi, Blockchain for Secure Data Sharing in Zero-Trust Human Digital Twin Systems. In Blockchain and Digital Twin for Smart Hospitals, pp. 337-361, Elsevier, 2025.

Journal:

• S.D. Okegbile, H. Gao, O. Talabi, and J. Cai, “Optimizing Federated Semantic Learning in Distributed AIGC-Enabled Human Digital Twins: A Multi-Criteria and Multi-Shard User Selection Framework,” IEEE Transactions on Mobile Computing, Accepted, Mar. 2025.

• S.D. Okegbile, H. Gao, O. Talabi, J. Cai, C. Yi, D. Niyato, and X. Shen, “FLeS: A Federated Learning-enhanced Semantic Communication Framework for Mobile AIGC-driven Human Digital Twins,” IEEE Network, Accepted, Jan. 2025.

• S. D. Okegbile, J. Cai, J. Wu, J. Chen, and C. Yi, “A prediction-enhanced physical-to-virtual twin connectivity framework for human digital twin,” IEEE Transactions on Cognitive Communications and Networking, Accepted, Dec. 2024.

• S.D. Okegbile, and I. P. Gambo, “Artificial Intelligence-Driven Security Framework for Internet of Things-Enhanced Digital Twin Networks,” Internet of Things, Accepted, Feb. 2025.

• S. D. Okegbile, J. Cai, J. Chen, and C. Yi, “A Reputation-enhanced Shard-based Byzantine Fault-tolerant Scheme for Secure Data Sharing in Zero Trust Human Digital Twin Systems”, IEEE Internet of Things Journal, Accepted, Feb. 2024.

• Q. Zhang, C. Yi, S. D. Okegbile, and J. Cai, “Energy and Cost-Aware Offloading of Dependent Tasks with Edge-Cloud Collaboration for Human Digital Twin, ” IEEE Internet of Things Journal, Accepted, May. 2024.

• J. Chen, C. Yi, S. D. Okegbile, J. Cai, and X. Shen, “Networking Technologies for Enabling Human Digital Twin in Personalized Healthcare Applications: A Comprehensive Survey,” IEEE Communications Surveys and Tutorials, Accepted, Aug. 2023.

• S. D. Okegbile, J. Cai, H. Zheng, J. Chen, and C. Yi, “Differentially Private Federated Multi-Task Learning Framework for Enhancing Human-to-Virtual Connectivity in Human Digital Twin,” IEEE Journal on Selected Areas in Communications, Accepted, Aug. 2023.

• S. D. Okegbile, J. Cai, and A. S. Alfa, “Practical Byzantine fault tolerance-enhanced blockchain-enabled data sharing system: Latency and age of data package analysis,” IEEE Transactions on Mobile Computing, Accepted, November 2022.

• S. D. Okegbile, J. Cai, and A. S. Alfa, “Performance analysis of blockchain-enabled data sharing scheme in cloud-edge computing-based IoT networks,” IEEE Internet of Things Journal, vol. 9, no. 21, pp. 21520 – 21536, Nov. 2022.

• S. D. Okegbile, J. Cai, C. Yi, and D. Niyato, “Human Digital Twin for Personalized Healthcare: Vision, Architecture and Future Directions,” IEEE Network, Accepted, May 2022.

• S. D. Okegbile, B. T. Maharaj, and A. S. Alfa, “A multi-class channel access scheme for cognitive edge computing-based internet of things networks,” IEEE Transactions on Vehicular Technology, vol. 71, no. 9, pp. 9912-9924, May 2022.

• S. D. Okegbile, B. T. Maharaj, and A. S. Alfa, “A multi-user tasks offloading scheme for integrated edge-fog-cloud computing environments,” IEEE Transactions on Vehicular Technology, vol. 71, no. 7, April 2022.

• G. O. Coli, S. Aina, S. D. Okegbile, A. R. Lawal, A. I. Oluwaranti, “Distributed Denial of Service Attacks Detection in Internet of Things using Deep Gaussian-Bernoulli Restricted Boltzmann Machine,” Modern Applied Science, vol. 16, no. 2, 2022.

• S. D. Okegbile, B. T. Maharaj, and A. S. Alfa, “Interference characterization in underlay cognitive networks with intra-network and inter-network dependence,” IEEE Transactions on Mobile Computing, Vol. 20, no. 10, Oct. 2021, pp. 2977 - 2991.

• S. Okegbile, B. Maharaj, and A. Alfa, “Stochastic geometry approach towards interference management and control in cognitive radio network: A survey,” Computer Communications, vol. 166, Jan. 2021, pp. 174-195.

• S. Okegbile, and B. Maharaj, “Age of information and success probability analysis in hybrid spectrum access massive cognitive networks,” Applied Sciences, vol. 11, no. 4, Jan. 2021, pp. 1940.

• S. Okegbile, B. Maharaj, and A. Alfa, “Outage and throughput analysis of cognitive users in underlay cognitive radio networks with handover,” IEEE Access, 8, pp. 208045-208057, Nov. 2020.

• S. D. Okegbile, B. T. Maharaj, and A. S. Alfa, “Spatiotemporal Characterization of Users’ Experience in Massive Cognitive Radio Networks,” IEEE Access, vol. 8, pp. 57114-57125, Mar. 2020.

• S. D. Okegbile, and O. I. Ogunranti, “Users emulation attack management in massive internet of things enabled environment,” ICT Express, vol. 6, no. 4, Dec. 2020, pp. 353-356.

Conference:

• S. D. Okegbile, and J. Cai, “Cost-Effective Mobility-Aware Multi-Connectivity Scheme for Physical-to-Virtual Communications in Digital Twin Networks,” IEEE ICC Montreal, Jun. 2025.

• A. Karimi, A. Yekanlou, J. Cai, and S. D. Okegbile, “Minimizing Communication Costs and Dropped Tasks via Dynamic Human Digital Twin Placement in MEC,” IEEE ICC Montreal, Jun. 2025.

• A. Yekanlou, J. Cai, and S. D. Okegbile, “Maximizing Efficiency: Relocation and Deduplication for Result Caching in Edge Computing Networks,” IEEE VTC Conference, Washington, October 2024, pp. 1 – 6.

• M. Salarbashishahri, S. D. Okegbile, and J. Cai, “A Shapley value-enhanced evaluation technique for effective aggregation in Federated Learning,” in IEEE Future Networks World Forum, Montreal, Oct. 2022, pp. 1—6.

• Arian Fotouhi, S. D. Okegbile, and J. Cai, “Trust-enhanced blockchain-enabled framework for secure and privacy-preserving data sharing systems,” in IEEE Future Networks World Forum, Montreal, Oct. 2022, pp. 1—6.

• S. D. Okegbile, and J. Cai, “Edge-assisted human-to-virtual twin connectivity scheme for human digital twin frameworks,” in IEEE VTC Conference, Helsinki, Jun. 2022, pp. 1 – 6.

• S. Okegbile, B. Maharaj, and A. Alfa, “Malicious users control and management in cognitive radio networks with priority queues,” in IEEE VTC Conference, British Columbia, Oct. 2020, pp. 1 – 6.

• S. Okegbile, B. Maharaj, and A. Alfa, “Relaying techniques based outage analysis for mobile users in cognitive radio networks,” in IEEE VTC Conference, Antwerp, May 2020, pp. 1 – 5.

• A. Oluwaranti, and S. Okegbile, “Two-state Markov chain-based predictive model for cognitive Radio spectrum availability: A conceptual approach,” in IEEE Future Technologies Conference, San Francisco, Dec. 2016, pp. 179-186.