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Joint Switch Upgrade and Controller Deployment in Hybrid Software-Defined Networks 期刊论文
IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, 2019, 卷号: 37, 期号: 5, 页码: 1012-1028
作者:  Guo, Zehua;  Chen, Weikun;  Liu, Ya-Feng;  Xu, Yang;  Zhang, Zhi-Li
收藏  |  浏览/下载：200/0  |  提交时间：2020/01/10
Complexity analysis  controller deployment  heuristic algorithm  hybrid software-defined networking (SDN)  switch upgrade  upgrade budget  
Physical-Layer Multicasting Design for Downstream G.fast DSL Transmission 期刊论文
IEEE ACCESS, 2019, 卷号: 7, 页码: 110660-110673
作者:  Lanneer, Wouter;  Liu, Ya-Feng;  Yu, Wei;  Moonen, Marc
收藏  |  浏览/下载：188/0  |  提交时间：2020/01/10
G.fast  dynamic spectrum management  physical-layer multicasting  rank-one precoding  
Joint Base Station Clustering and Beamforming for Non-Orthogonal Multicast and Unicast Transmission With Backhaul Constraints 期刊论文
IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, 2018, 卷号: 17, 期号: 9, 页码: 6265-6279
作者:  Chen, Erkai;  Tao, Meixia;  Liu, Ya-Feng
收藏  |  浏览/下载：198/0  |  提交时间：2018/11/16
Layered-division multiplexing (LDM)  non-orthogonal multicast and unicast transmission  branch-and-bound (BB)  sparse beamforming  convex-concave procedure  
One-Bit Precoding and Constellation Range Design for Massive MIMO With QAM Signaling 期刊论文
IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING, 2018, 卷号: 12, 期号: 3, 页码: 557-570
作者:  Sohrabi, Foad;  Liu, Feng;  Yu, Wei
收藏  |  浏览/下载：180/0  |  提交时间：2018/07/30
Low-resolution digital-to-analog converter (DAC)  massive multiple-input multiple-output (MIMO)  one-bit precoding  quadrature amplitude modulation (QAM)  symbol error rate (SER)  symbol-level precoding  zero-forcing (ZF)  
A new fully polynomial time approximation scheme for the interval subset sum problem 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2017, 卷号: 68, 期号: 4, 页码: 749-775
作者:  Diao, Rui;  Liu, Ya-Feng;  Dai, Yu-Hong
收藏  |  浏览/下载：118/0  |  提交时间：2018/07/30
Interval subset sum problem  Computational complexity  Solution structure  Fully polynomial time approximation scheme  Worst-case performance  
An Efficient Global Algorithm for Single-Group Multicast Beamforming 期刊论文
IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2017, 卷号: 65, 期号: 14, 页码: 3761-3774
作者:  Lu, Cheng;  Liu, Ya-Feng
收藏  |  浏览/下载：124/0  |  提交时间：2018/07/30
Argument cuts  branch-and-bound algorithm  convex relaxation  multicasting  global optimality  transmit beamforming  
Economic Analysis of Crowdsourced Wireless Community Networks 期刊论文
IEEE TRANSACTIONS ON MOBILE COMPUTING, 2017, 卷号: 16, 期号: 7, 页码: 1856-1869
作者:  Ma, Qian;  Gao, Lin;  Liu, Ya-Feng;  Huang, Jianwei
收藏  |  浏览/下载：129/0  |  提交时间：2018/07/30
Mobile crowdsourcing  wireless community network  economic analysis  price differentiation  
Dynamic Spectrum Management: A Complete Complexity Characterization 期刊论文
IEEE TRANSACTIONS ON INFORMATION THEORY, 2017, 卷号: 63, 期号: 1, 页码: 392-403
作者:  Liu, Ya-Feng
收藏  |  浏览/下载：107/0  |  提交时间：2018/07/30
Complexity theory  multi-carrier communication system  spectrum management  strong NP-hardness  
Time and Location Aware Mobile Data Pricing 期刊论文
IEEE TRANSACTIONS ON MOBILE COMPUTING, 2016, 卷号: 15, 期号: 10, 页码: 2599-2613
作者:  Ma, Qian;  Liu, Ya-Feng;  Huang, Jianwei
收藏  |  浏览/下载：111/0  |  提交时间：2018/07/30
Wireless mobile data  time and location aware pricing  two-stage decision process  bilevel optimization  
A smoothing SQP framework for a class of composite minimization over polyhedron 期刊论文
MATHEMATICAL PROGRAMMING, 2016, 卷号: 158, 期号: 1-2, 页码: 467-500
作者:  Liu, Ya-Feng;  Ma, Shiqian;  Dai, Yu-Hong;  Zhang, Shuzhong
收藏  |  浏览/下载：170/0  |  提交时间：2018/07/30
Composite L-q minimization  epsilon-KKT point  Nonsmooth nonconvex non-Lipschitzian optimization  Optimality condition  Smoothing approximation  Worst-case iteration complexity