395 citations · 583 across the 9 of their papers we have counts for
4 papers · 1 filter
Heterogeneous Transformer: A Scale Adaptable Neural Network Architecture for Device Activity Detection
Yang Li, Zhilin Chen, Yunqi Wang +2
To support the modern machine-type communications, a crucial task during the random access phase is device activity detection, which is to detect the active devices from a large nu…
Accelerating Coordinate Descent via Active Set Selection for Device Activity Detection for Multi-Cell Massive Random Access
Ziyue Wang, Ya-Feng Liu, Zhilin Chen +1
We propose a computationally efficient algorithm for the device activity detection problem in the multi-cell massive multi-input multi-output (MIMO) system, where the active device…
Sparse Activity Detection in Multi-Cell Massive MIMO Exploiting Channel Large-Scale Fading
Zhilin Chen, Foad Sohrabi, Wei Yu
This paper studies the device activity detection problem in a multi-cell massive multiple-input multiple-output (MIMO) system, in which the active devices transmit signature sequen…
An Efficient Active Set Algorithm for Covariance Based Joint Data and Activity Detection for Massive Random Access with Massive MIMO
Ziyue Wang, Zhilin Chen, Ya-Feng Liu +2
This paper proposes a computationally efficient algorithm to solve the joint data and activity detection problem for massive random access with massive multiple-input multiple-outp…