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This paper proposes the use of deep autoencoders to compress the channel information in a \review{massive} multiple input and multiple output (MIMO) system. Although autoencoders perform lossy compression, they still have adequate…

Networking and Internet Architecture · Computer Science 2024-10-07 Faris B. Mismar , Aliye Özge Kaya

This paper proposes a deep learning approach to channel sensing and downlink hybrid beamforming for massive multiple-input multiple-output systems operating in the time division duplex mode and employing either single-carrier or…

Information Theory · Computer Science 2022-06-30 Kareem M. Attiah , Foad Sohrabi , Wei Yu

This paper addresses the challenges of resource allocation in vehicular networks enhanced by Intelligent Reflecting Surfaces (IRS), considering the uncertain Channel State Information (CSI) typical of vehicular environments due to the…

Signal Processing · Electrical Eng. & Systems 2025-04-17 Peng Wang , Weihua Wu

The design of codes for feedback-enabled communications has been a long-standing open problem. Recent research on non-linear, deep learning-based coding schemes have demonstrated significant improvements in communication reliability over…

Information Theory · Computer Science 2023-06-09 Junghoon Kim , Taejoon Kim , David Love , Christopher Brinton

Accurate and effective channel state information (CSI) feedback is a key technology for massive multiple-input and multiple-output systems. Recently, deep learning (DL) has been introduced for CSI feedback enhancement through massive…

Signal Processing · Electrical Eng. & Systems 2023-10-26 Han Xiao , Wenqiang Tian , Wendong Liu , Jiajia Guo , Zhi Zhang , Shi Jin , Zhihua Shi , Li Guo , Jia Shen

Beam codebooks are a recent feature to enable high dimension multiple-input multiple-output in 5G. Codebooks comprised of customizable beamforming weights can be used to transmit reference signals and aid the channel state information (CSI)…

Signal Processing · Electrical Eng. & Systems 2023-05-17 Ryan M. Dreifuerst , Robert W. Heath

This paper investigates a novel computation and communication co-design framework for large-scale split learning in intelligent reflecting surface (IRS)-assisted internet of things (IoT) networks integrated with digital twin (DT) technique.…

Signal Processing · Electrical Eng. & Systems 2025-10-31 Jiaying Di , Kunlun Wang , Jing Xu , Wen Chen , Dusit Niyato

This paper presents a novel deep learning approach for analyzing massive underwater acoustic data by leveraging a model trained on a broad spectrum of non-underwater (aerial) sounds. Recognizing the challenge in labeling vast amounts of…

Sound · Computer Science 2024-02-22 Jeongsoo Park , Dong-Gyun Han , Hyoung Sul La , Sangmin Lee , Yoonchang Han , Eun-Jin Yang

Massive multiple-input multiple-output (MIMO) system is promising in providing unprecedentedly high data rate. To achieve its full potential, the transceiver needs complete channel state information (CSI) to perform transmit/receive…

Information Theory · Computer Science 2022-02-08 Yu Zhang , Ahmed Alkhateeb , Pranav Madadi , Jeongho Jeon , Joonyoung Cho , Charlie Zhang

Deep learning-based image compression has made great progresses recently. However, many leading schemes use serial context-adaptive entropy model to improve the rate-distortion (R-D) performance, which is very slow. In addition, the…

Image and Video Processing · Electrical Eng. & Systems 2023-09-07 Haisheng Fu , Feng Liang , Jie Liang , Yongqiang Wang , Guohe Zhang , Jingning Han

Large language models (LLMs) have achieved significant performance gains using advanced prompting techniques over various tasks. However, the increasing length of prompts leads to high computational costs and often obscures crucial…

Computation and Language · Computer Science 2025-01-03 Eunseong Choi , Sunkyung Lee , Minjin Choi , June Park , Jongwuk Lee

Deep learning (DL) approaches have demonstrated high performance in compressing and reconstructing the channel state information (CSI) and reducing the CSI feedback overhead in massive MIMO systems. One key challenge, however, with the DL…

Information Theory · Computer Science 2024-03-04 Shuaifeng Jiang , Ahmed Alkhateeb

In frequency division duplex massive multiple-input multiple-output systems, downlink channel state information must be fed back within a limited uplink budget. While transform coding with Karhunen-Loeve transform and reverse water-filling…

Information Theory · Computer Science 2026-04-23 Youngmok Park , Bumsu Park , Namyoon Lee

The performance of a device-to-device (D2D) underlay communication system is limited by the co-channel interference between cellular users (CUs) and D2D devices. To address this challenge, an intelligent reflecting surface (IRS) aided D2D…

Information Theory · Computer Science 2020-06-03 Chang Cai , Huiyuan Yang , Xiaojun Yuan , Ying-Chang Liang

With the fast growing demand of location-based services in indoor environments, indoor positioning based on fingerprinting has attracted a lot of interest due to its high accuracy. In this paper, we present a novel deep learning based…

Networking and Internet Architecture · Computer Science 2016-03-24 Xuyu Wang , Lingjun Gao , Shiwen Mao , Santosh Pandey

A critical bottleneck of massive multiple-input multiple-output (MIMO) system is the huge training overhead caused by downlink transmission, like channel estimation, downlink beamforming and covariance observation. In this paper, we propose…

Signal Processing · Electrical Eng. & Systems 2021-01-19 Bo Lin , Feifei Gao , Shun Zhang , Ting Zhou , Ahmed Alkhateeb

Site-specific channel inference plays a critical role in the design and evaluation of next-generation wireless communication systems by considering the surrounding propagation environment. However, traditional methods are unscalable.…

Image and Video Processing · Electrical Eng. & Systems 2026-04-14 Junzhe Song , Ruisi He , Mi Yang , Zhengyu Zhang , Shuaiqi Gao , Bo Ai , Zhangdui Zhong

Real-world datasets for deep learning frequently suffer from the co-occurring challenges of class imbalance and label noise, hindering model performance. While methods exist for each issue, effectively combining them is non-trivial, as…

Machine Learning · Computer Science 2025-10-10 Feng Hong , Yu Huang , Zihua Zhao , Zhihan Zhou , Jiangchao Yao , Dongsheng Li , Ya Zhang , Yanfeng Wang

Deep learning has been recently applied to many problems in wireless communications including modulation classification and symbol decoding. Many of the existing end-to-end learning approaches demonstrated robustness to signal distortions…

Signal Processing · Electrical Eng. & Systems 2020-09-15 Samer Hanna , Chris Dick , Danijela Cabric

In frequency division duplex mode of massive multiple-input multiple-output systems, the downlink channel state information (CSI) must be sent to the base station (BS) through a feedback link. However, transmitting CSI to the BS is costly…

Information Theory · Computer Science 2020-05-04 Zheng Cao , Wan-Ting Shih , Jiajia Guo , Chao-Kai Wen , Shi Jin