Weifa LIANG

wireless sensor networks, Mobile Edge Computing (MEC), Digital Twins, Edge intelligence and LLM, Network Function Virtulization (NFV), Internet of Things (IoT), design and analysis of approximation algorithms and online algorithms, parallel and distributed algorithms, combinatorial optimization and graph theory

A Fast Approximation Algorithm for the Top-K Group Betweenness Centrality Xu, W., Li, J., Liang, W., Xu, Z., Peng, J., Zhou, P., Zhao, C., Yan, B., Jia, X. & Yu, J. X., Jun 2026, In: IEEE Transactions on Knowledge and Data Engineering. 38, 6, p. 3335-3348 14 p. Age-Aware Big Data Query Evaluation for Analytic Services in Serverless Edge Clouds Xu, Z., Wang, L., Xia, Q., Liang, W., Ren, W., Xu, P. & Li, H., 16 Apr 2026, (Online published) In: IEEE Transactions on Services Computing. Digital Twin Freshness Maximization in Edge Computing Li, J., Wang, J., Liang, W., Chen, Q., Das, S. K. & Jia, X., 12 Jan 2026, (Online published) In: IEEE Transactions on Services Computing. 13 p. DT-Empowered, Social-Aware Service Provisioning in Edge Computing Li, J., Wang, J., Liang, W., Wu, J., Chen, Q.