no code implementations • 18 Sep 2023 • Wentao Yu, Yifan Ma, Hengtao He, Shenghui Song, Jun Zhang, Khaled B. Letaief
Ultra-massive multiple-input multiple-output (UMMIMO) is a cutting-edge technology that promises to revolutionize wireless networks by providing an unprecedentedly high spectral and energy efficiency.
no code implementations • 28 Nov 2022 • Yifan Ma, Wentao Yu, Xianghao Yu, Jun Zhang, Shenghui Song, Khaled B. Letaief
In this paper, we propose a lightweight and flexible deep learning-based CSI feedback approach by capitalizing on deep equilibrium models.
no code implementations • 3 Sep 2022 • Yifan Ma, Xianghao Yu, Jun Zhang, S. H. Song, Khaled B. Letaief
In limited feedback multi-user multiple-input multiple-output (MU-MIMO) cellular networks, users send quantized information about the channel conditions to the associated base station (BS) for downlink beamforming.
no code implementations • 1 Oct 2021 • Yifan Ma, Yifei Shen, Xianghao Yu, Jun Zhang, S. H. Song, Khaled B. Letaief
Furthermore, such networks will vary dynamically in a significant way, which makes it intractable to develop comprehensive analytical models.
no code implementations • 3 Aug 2021 • Yifan Ma, Yifei Shen, Xianghao Yu, Jun Zhang, S. H. Song, Khaled B. Letaief
Channel estimation and beamforming play critical roles in frequency-division duplexing (FDD) massive multiple-input multiple-output (MIMO) systems.
no code implementations • 29 Nov 2020 • Haotian Xie, Yong Zhang, Jun Wang, Jingjing Zhang, Yifan Ma, Zhaogang Yang
The Gleason grading system using histological images is the most powerful diagnostic and prognostic predictor of prostate cancer.