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相关论文: A Knowledge-Driven Meta-Learning Method for CSI Fe…

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Deep learning has emerged as a promising solution for efficient channel state information (CSI) feedback in frequency division duplex (FDD) massive MIMO systems. Conventional deep learning-based methods typically rely on a deep autoencoder…

信号处理 · 电气工程与系统科学 2025-07-29 Haotian Tian , Lixiang Lian , Jiaqi Cao , Sijie Ji

In the last decade, the rapid development of deep learning (DL) has made it possible to perform automatic, accurate, and robust Change Detection (CD) on large volumes of Remote Sensing Images (RSIs). However, despite advances in CD methods,…

计算机视觉与模式识别 · 计算机科学 2025-02-06 Lei Ding , Danfeng Hong , Maofan Zhao , Hongruixuan Chen , Chenyu Li , Jie Deng , Naoto Yokoya , Lorenzo Bruzzone , Jocelyn Chanussot

In this paper, we propose a novel cooperative multi-relay transmission scheme for mobile terminals to exploit spatial diversity. By improving the timeliness of measured channel state information (CSI) through deep learning (DL)-based…

信息论 · 计算机科学 2021-02-08 Wei Jiang , Hans Dieter Schotten

Massive multiple-input multiple-output (MIMO) is believed to deliver unrepresented spectral efficiency gains for 5G and beyond. However, a practical challenge arises during its commercial deployment, which is known as the ``curse of…

信息论 · 计算机科学 2022-05-27 Ziao Qin , Haifan Yin , Yandi Cao , Weidong Li , David Gesbert

Deep Learning shows very good performance when trained on large labeled data sets. The problem of training a deep net on a few or one sample per class requires a different learning approach which can generalize to unseen classes using only…

机器学习 · 计算机科学 2018-08-23 Jinchao Liu , Stuart J. Gibson , Margarita Osadchy

Meta-reinforcement learning (meta-RL) is a promising approach that enables the agent to learn new tasks quickly. However, most meta-RL algorithms show poor generalization in multi-task scenarios due to the insufficient task information…

人工智能 · 计算机科学 2023-07-06 Xiangtong Yao , Zhenshan Bing , Genghang Zhuang , Kejia Chen , Hongkuan Zhou , Kai Huang , Alois Knoll

In this paper, an efficient massive multiple-input multiple-output (MIMO) detector is proposed by employing a deep neural network (DNN). Specifically, we first unfold an existing iterative detection algorithm into the DNN structure, such…

信号处理 · 电气工程与系统科学 2020-04-16 Jieyu Liao , Junhui Zhao , Feifei Gao , Geoffrey Ye Li

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…

信号处理 · 电气工程与系统科学 2020-02-10 Chieh-Fang Teng , Ching-Yao Chou , Chun-Hsiang Chen , An-Yeu Wu

In frequency-division duplexing (FDD) multiple-input multiple-output (MIMO) systems, obtaining accurate downlink channel state information (CSI) for precoding is vastly challenging due to the tremendous feedback overhead with the growing…

信号处理 · 电气工程与系统科学 2024-05-15 Jungyeon Kim , Jinseok Choi , Jeonghun Park , Ahmed Alkhateeb , Namyoon Lee

Existing work in intelligent communications has recently made preliminary attempts to utilize multi-source sensing information (MSI) to improve the system performance. However, the research on MSI aided intelligent communications has not…

信号处理 · 电气工程与系统科学 2020-12-01 Yuwen Yang , Feifei Gao , Chengwen Xing , Jianping An , Ahmed Alkhateeb

Multiuser multiple-input multiple-output (MIMO) systems are a prime candidate for use in massive connection density in machine-type communication (MTC) networks. One of the key challenges of MTC networks is to obtain accurate channel state…

信息论 · 计算机科学 2019-04-25 Jiho Song , Byungju Lee , Song Noh , Jong-Ho Lee

In this work, we propose an information theory based framework DeepMI to train deep neural networks (DNN) using Mutual Information (MI). The DeepMI framework is especially targeted but not limited to the learning of real world tasks in an…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Ashish Kumar , Laxmidhar Behera

In mobile communication scenarios, the acquired channel state information (CSI) rapidly becomes outdated due to fast-changing channels. Opportunistic transmitter selection based on current CSI for secrecy improvement may be outdated during…

信号处理 · 电气工程与系统科学 2024-05-02 Shashi Bhushan Kotwal , Chinmoy Kundu , Sudhakar Modem , Holger Claussen , Lester Ho

Accurate channel state information (CSI) underpins reliable and efficient wireless communication. However, acquiring CSI via pilot estimation incurs substantial overhead, especially in massive multiple-input multiple-output (MIMO) systems…

信息论 · 计算机科学 2025-12-05 Guangming Liang , Mingjie Yang , Dongzhu Liu , Paul Henderson , Lajos Hanzo

In the sixth-generation (6G) networks, newly emerging diversified services of massive users in dynamic network environments are required to be satisfied by multi-dimensional heterogeneous resources. The resulting large-scale complicated…

网络与互联网体系结构 · 计算机科学 2024-02-08 Ruijin Sun , Nan Cheng , Changle Li , Fangjiong Chen , Wen Chen

Multiple-input multiple-output (MIMO) is a key for the fifth generation (5G) and beyond wireless communication systems owing to higher spectrum efficiency, spatial gains, and energy efficiency. Reaping the benefits of MIMO transmission can…

网络与互联网体系结构 · 计算机科学 2020-03-13 Hamza Khan , M. Majid Butt , Sumudu Samarakoon , Philippe Sehier , Mehdi Bennis

Accurate channel prediction is essential in massive multiple-input multiple-output (m-MIMO) systems to improve precoding effectiveness and reduce the overhead of channel state information (CSI) feedback. However, existing methods often…

信号处理 · 电气工程与系统科学 2025-11-18 Zhaoyang Li , Qianqian Yang , Zehui Xiong , Zhiguo Shi , Tony Q. S. Quek

This paper shows that deep neural network (DNN) can be used for efficient and distributed channel estimation, quantization, feedback, and downlink multiuser precoding for a frequency-division duplex massive multiple-input multiple-output…

信息论 · 计算机科学 2021-01-27 Foad Sohrabi , Kareem M. Attiah , Wei Yu

While deep reinforcement learning methods have shown impressive results in robot learning, their sample inefficiency makes the learning of complex, long-horizon behaviors with real robot systems infeasible. To mitigate this issue,…

机器学习 · 计算机科学 2022-04-26 Taewook Nam , Shao-Hua Sun , Karl Pertsch , Sung Ju Hwang , Joseph J Lim

This paper introduces a novel deep learning-based user-side feedback reduction framework, termed self-nomination. The goal of self-nomination is to reduce the number of users (UEs) feeding back channel state information (CSI) to the base…

信号处理 · 电气工程与系统科学 2025-04-24 Juseong Park , Foad Sohrabi , Jinfeng Du , Jeffrey G. Andrews
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