activity
20142021
most citedJoint Resource Management for MC-NOMA: A Deep Reinforcement Learning Approach

56 citations · 85 across the 6 of their papers we have counts for

collaborators

6 papers

cs.AI2021★ 56 cited

Joint Resource Management for MC-NOMA: A Deep Reinforcement Learning Approach

Shaoyang Wang, Tiejun Lv, Wei Ni +2

This paper presents a novel and effective deep reinforcement learning (DRL)-based approach to addressing joint resource management (JRM) in a practical multi-carrier non-orthogonal…

cs.NI2020★ 5 cited

Analysis and Optimization of Service Delay for Multi-quality Videos in Multi-tier Heterogeneous Network with Random Caching

Xuewei Zhang, Tiejun Lv, Yuan Ren +2

Aiming to minimize service delay, we propose a new random caching scheme in device-to-device (D2D)-assisted heterogeneous network. To support diversified viewing qualities of multi…

cs.MM2019

Economical Caching for Scalable Videos in Cache-enabled Heterogeneous Networks

Xuewei Zhang, Tiejun Lv, Yuan Ren +3

We develop the optimal economical caching schemes in cache-enabled heterogeneous networks, while delivering multimedia video services with personalized viewing qualities to mobile…

eess.SP2018★ 1 cited

Energy-Efficient Caching for Scalable Videos in Heterogeneous Networks

Xuewei Zhang, Tiejun Lv, Wei Ni +3

By suppressing repeated content deliveries, wireless caching has the potential to substantially improve the energy efficiency (EE) of the fifth generation (5G) communication networ…

eess.SP2018★ 23 cited

An Improved and More Accurate Expression for a PDF Related to Eigenvalue-Based Spectrum Sensing

Fuhui Zhou, Norman C. Beaulieu

Cooperative spectrum sensing based on the limiting eigenvalue ratio of the covariance matrix offers superior detection performance and overcomes the noise uncertainty problem. Whil…

cs.IT2014

Equivalent Codes, Optimality, and Performance Analysis of OSTBC: Textbook Study

Alex E. Geyer, Reza Nikjah, Sergiy A. Vorobyov +1

An equivalent model for a multi-input multi-output (MIMO) communication system with orthogonal space-time block codes (OSTBCs) is proposed based on a newly revealed connection betw…