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Related papers: Deep Learning for CSI Feedback: One-Sided Model an…

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Artificial intelligence (AI) has emerged as a promising tool for channel state information (CSI) feedback. While recent research primarily focuses on improving feedback accuracy on a specific dataset through novel architectures, the…

Information Theory · Computer Science 2025-04-10 Jiajia Guo , Yiming Cui , Chao-Kai Wen , Shi Jin

Electricity is one of the mandatory commodities for mankind today. To address challenges and issues in the transmission of electricity through the traditional grid, the concepts of smart grids and demand response have been developed. In…

Scalability is a major concern in implementing deep learning (DL) based methods in wireless communication systems. Given various channel reconstruction tasks, applying one DL model for one specific task is costly in both model training and…

Signal Processing · Electrical Eng. & Systems 2023-12-20 Weixiao Wan , Wei Chen , Shiyue Wang , Geoffrey Ye Li , Bo Ai

Large language models (LLMs) have achieved remarkable success across a wide range of tasks, particularly in natural language processing and computer vision. This success naturally raises an intriguing yet unexplored question: Can LLMs be…

Information Theory · Computer Science 2025-01-22 Yiming Cui , Jiajia Guo , Chao-Kai Wen , Shi Jin , En Tong

Deep Learning (DL) has recently achieved tremendous success. A variety of DL frameworks and platforms play a key role to catalyze such progress. However, the differences in architecture designs and implementations of existing frameworks and…

Machine Learning · Computer Science 2019-09-17 Qianyu Guo , Sen Chen , Xiaofei Xie , Lei Ma , Qiang Hu , Hongtao Liu , Yang Liu , Jianjun Zhao , Xiaohong Li

Massive multiple-input multiple-output (MIMO) systems require downlink channel state information (CSI) at the base station (BS) to better utilize the available spatial diversity and multiplexing gains. However, in a frequency division…

Information Theory · Computer Science 2021-02-15 Mahdi Boloursaz Mashhadi , Qianqian Yang , Deniz Gunduz

Massive multiple-input multiple-output (MIMO) is a promising technology to increase link capacity and energy efficiency. However, these benefits are based on available channel state information (CSI) at the base station (BS). Therefore,…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Jiajia Guo , Chao-Kai Wen , Shi Jin , Geoffrey Ye Li

In order to break through the development bottleneck of modern wireless communication networks, a critical issue is the out-of-date channel state information (CSI) in high mobility scenarios. In general, non-stationary CSI has statistical…

Signal Processing · Electrical Eng. & Systems 2024-01-17 Guanzhang Liu , Zhengyang Hu , Lei Wang , Hongying Zhang , Jiang Xue , Michail Matthaiou

The Type-II codebook in Release 17 (R17) exploits the angular-delay-domain partial reciprocity between uplink and downlink channels to select part of angular-delay-domain ports for measuring and feeding back the downlink channel state…

Information Theory · Computer Science 2023-10-11 Ke Ma , Yiliang Sang , Yang Ming , Jin Lian , Chang Tian , Zhaocheng Wang

In next-generation communications, massive machine-type communications (mMTC) induce severe burden on base stations. To address such an issue, automatic modulation classification (AMC) can help to reduce signaling overhead by blindly…

Signal Processing · Electrical Eng. & Systems 2020-02-10 Chieh-Fang Teng , Ching-Yao Chou , Chun-Hsiang Chen , An-Yeu Wu

This letter proposes two novel proactive cooperative caching approaches using deep learning (DL) to predict users' content demand in a mobile edge caching network. In the first approach, a (central) content server takes responsibilities to…

Networking and Internet Architecture · Computer Science 2018-12-14 Yuris Mulya Saputra , Dinh Thai Hoang , Diep N. Nguyen , Eryk Dutkiewicz , Dusit Niyato , Dong In Kim

Deep learning (DL), a new-generation of artificial neural network research, has transformed industries, daily lives and various scientific disciplines in recent years. DL represents significant progress in the ability of neural networks to…

Machine Learning · Statistics 2018-09-05 Chaopeng Shen

The physical layer (PHY) in wireless communication systems has traditionally relied on model-based methods that are often optimized individually as independent blocks to perform tasks such as modulation, coding, and channel estimation.…

Information Theory · Computer Science 2026-03-16 Abdelrahman Elfiky , Zouheir Rezki , Jorge Cortez , Youssef Boumhaout , Anne Xia , Abdulkadir Celik , Georges Kaddoum

With the advancement in technology and the expansion of broadcasting, cross-media retrieval has gained much attention. It plays a significant role in big data applications and consists in searching and finding data from different types of…

Information Retrieval · Computer Science 2020-08-05 Sadaqat ur Rehman , Muhammad Waqas , Shanshan Tu , Anis Koubaa , Obaid ur Rehman , Jawad Ahmad , Muhammad Hanif , Zhu Han

Accurate and efficient estimation of the high dimensional channels is one of the critical challenges for practical applications of massive multiple-input multiple-output (MIMO). In the context of hybrid analog-digital (HAD) transceivers,…

Information Theory · Computer Science 2022-02-08 Jiabao Gao , Caijun Zhong , Geoffrey Ye Li , Zhaoyang Zhang

Deep Learning (DL) algorithms are emerging as a key alternative to computationally expensive CFD simulations. However, state-of-the-art DL approaches require large and high-resolution training data to learn accurate models. The size and…

Massive multiple-input multiple-output (MIMO) is one of the key techniques to achieve better spectrum and energy efficiency in 5G system. The channel state information (CSI) needs to be fed back from the user equipment to the base station…

Information Theory · Computer Science 2021-05-04 Zhilin Lu , Xudong Zhang , Hongyi He , Jintao Wang , Jian Song

The channel state information (CSI) needs to be fed back from the user equipment (UE) to the base station (BS) in frequency division duplexing (FDD) multiple-input multiple-output (MIMO) system. Recently, neural networks are widely applied…

Information Theory · Computer Science 2022-11-01 Zhilin Lu , Xudong Zhang , Rui Zeng , Jintao Wang

The ongoing fifth-generation (5G) standardization is exploring the use of deep learning (DL) methods to enhance the new radio (NR) interface. Both in academia and industry, researchers are investigating the performance and complexity of…

Information Theory · Computer Science 2024-05-21 Mohamed Akrout , Faouzi Bellili , Amine Mezghani , Robert W. Heath

In this work, we propose a convolutional neural network (CNN) based low-complexity approach for downlink (DL) channel estimation (CE) in frequency division duplex (FDD) systems. In contrast to existing work, we use training data which…

Information Theory · Computer Science 2021-05-26 B. Fesl , N. Turan , M. Koller , M. Joham , W. Utschick