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cs.IT2022
Multi-cell Content Caching: Optimization for Cost and Information Freshness
Zhanwei Yu, Tao Deng, Yi Zhao +1
In multi-access edge computing (MEC) systems, there are multiple local cache servers caching contents to satisfy the users' requests, instead of letting the users download via the…
cs.IT2021
Resource Optimization with Interference Coupling in Multi-RIS-assisted Multi-cell Systems
Zhanwei Yu, Di Yuan
Deploying reconfigurable intelligent surface (RIS) to enhance wireless transmission is a promising approach. In this paper, we investigate large-scale multi-RIS-assisted multi-cell…