63 citations · 69 across the 4 of their papers we have counts for
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cs.IT2019
On the Equivalence of Semidifinite Relaxations for MIMO Detection with General Constellations
Ya-Feng Liu, Zi Xu, Cheng Lu
The multiple-input multiple-output (MIMO) detection problem is a fundamental problem in modern digital communications. Semidefinite relaxation (SDR) based algorithms are a popular…
cs.IT2017★ 63 cited
An Efficient Global Algorithm for Single-Group Multicast Beamforming
Cheng Lu, Ya-Feng Liu
Consider the single-group multicast beamforming problem, where multiple users receive the same data stream simultaneously from a single transmitter. The problem is NP-hard and all…