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Accurate and efficient estimation of Channel State Information (CSI) is critical for next-generation wireless systems operating under non-stationary conditions, where user mobility, Doppler spread, and multipath dynamics rapidly alter…

分布式、并行与集群计算 · 计算机科学 2025-11-04 Muhammad Ahmed Mohsin , Muhammad Umer , Ahsan Bilal , Hassan Rizwan , Sagnik Bhattacharya , Muhammad Ali Jamshed , John M. Cioffi

In this letter, a weighted minimum mean square error (WMMSE) empowered integrated sensing and communication (ISAC) system is investigated. One transmitting base station and one receiving wireless access point are considered to serve…

信号处理 · 电气工程与系统科学 2024-01-22 Yizhou Peng , Songjie Yang , Wanting Lyu , Ya Li , Hongjun He , Zhongpei Zhang , Chadi Assi

Sensing and communication are fundamental enablers of next-generation networks. While communication technologies have advanced significantly, sensing remains limited to conventional parameter estimation and is far from fully explored.…

信号处理 · 电气工程与系统科学 2026-04-01 Xiaoqi Zhang , J. Andrew Zhang , Chang Liu , Weijie Yuan , Geoffrey Ye Li , Moeness G. Amin

With the prevalence of intelligent mobile applications, edge learning is emerging as a promising technology for powering fast intelligence acquisition for edge devices from distributed data generated at the network edge. One critical task…

网络与互联网体系结构 · 计算机科学 2019-10-08 Dongzhu Liu , Guangxu Zhu , Jun Zhang , Kaibin Huang

To equip Convolutional Neural Networks (CNNs) with explainability, it is essential to interpret how opaque models take specific decisions, understand what causes the errors, improve the architecture design, and identify unethical biases in…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Mohammad Mahdi Dehshibi , Mona Ashtari-Majlan , Gereziher Adhane , David Masip

While deep neural networks (NN) significantly advance image compressed sensing (CS) by improving reconstruction quality, the necessity of training current CS NNs from scratch constrains their effectiveness and hampers rapid deployment.…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Bin Chen , Zhenyu Zhang , Weiqi Li , Chen Zhao , Jiwen Yu , Shijie Zhao , Jie Chen , Jian Zhang

Semantic communication, as a novel communication paradigm, has attracted the interest of many scholars, with multi-user, multi-input multi-output (MIMO) scenarios being one of the critical contexts. This paper presents a semantic…

信息论 · 计算机科学 2023-12-27 Haotai Liang , Zhicheng Bao , Wannian An , Chen Dong , Xiaodong Xu

Learning-task oriented semantic communication is pivotal in optimizing transmission efficiency by extracting and conveying essential semantics tailored to specific tasks, such as image reconstruction and classification. Nevertheless, the…

信息论 · 计算机科学 2024-11-05 Lingyi Wang , Wei Wu , Fuhui Zhou , Zhijin Qin , Qihui Wu

Bias in datasets can be very detrimental for appropriate statistical estimation. In response to this problem, importance weighting methods have been developed to match any biased distribution to its corresponding target unbiased…

机器学习 · 计算机科学 2022-09-12 Antoine de Mathelin , Francois Deheeger , Mathilde Mougeot , Nicolas Vayatis

With the proliferation of task-specific large language models, delta compression has emerged as a method to mitigate the resource challenges of deploying numerous such models by effectively compressing the delta model parameters. Previous…

计算与语言 · 计算机科学 2025-04-21 Yan Yang , Yixia Li , Hongru Wang , Xuetao Wei , Jianqiao Yu , Yun Chen , Guanhua Chen

The transformer structure employed in large language models (LLMs), as a specialized category of deep neural networks (DNNs) featuring attention mechanisms, stands out for their ability to identify and highlight the most relevant aspects of…

计算机视觉与模式识别 · 计算机科学 2024-05-03 Matin Mortaheb , Erciyes Karakaya , Mohammad A. Amir Khojastepour , Sennur Ulukus

Mean-squared-error (MSE) is one of the most widely used performance metrics for the designs and analysis of multi-input-multiple-output (MIMO) communications. Weighted MSE minimization, a more general formulation of MSE minimization, plays…

信息论 · 计算机科学 2016-10-03 Chengwen Xing , Yindi Jing , Yiqing Zhou

The emerging paradigm of Non-Conventional Internet of Things (NC IoT), which is focused on the usefulness of information as opposed to the notion of high volume data collection and transmission, will be an important and dominant part of…

信号处理 · 电气工程与系统科学 2024-05-14 Ananya Hazarika , Mehdi Rahmati

To improve the performance of multi-agent reinforcement learning under the constraint of wireless resources, we propose a message importance metric and design an importance-aware scheduling policy to effectively exchange messages. The key…

人工智能 · 计算机科学 2023-07-19 Xiufeng Huang , Sheng Zhou

The emerging field semantic communication is driving the research of end-to-end data transmission. By utilizing the powerful representation ability of deep learning models, learned data transmission schemes have exhibited superior…

信息论 · 计算机科学 2023-05-25 Jincheng Dai , Sixian Wang , Ke Yang , Kailin Tan , Xiaoqi Qin , Zhongwei Si , Kai Niu , Ping Zhang

Magnetic random-access memory (MRAM) is a promising memory technology due to its high density, non-volatility, and high endurance. However, achieving high memory fidelity incurs significant write-energy costs, which should be reduced for…

新兴技术 · 计算机科学 2021-12-07 Yongjune Kim , Yoocharn Jeon , Hyeokjin Choi , Cyril Guyot , Yuval Cassuto

Watermarking has emerged as a pivotal solution for content traceability and intellectual property protection in Large Vision-Language Models (LVLMs). However, vision-agnostic watermarks introduce visually irrelevant tokens and disrupt…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Qi Zheng , Shuliang Liu , Yu Huang , Sihang Jia , Jungang Li , Lyuhao Chen , Junhao Chen , Hanqian Li , Aiwei Liu , Yibo Yan , Xuming Hu

In the realm of semantic communication, the significance of encoded features can vary, while wireless channels are known to exhibit fluctuations across multiple subchannels in different domains. Consequently, critical features may traverse…

信号处理 · 电气工程与系统科学 2024-01-29 Kequan Zhou , Guangyi Zhang , Yunlong Cai , Qiyu Hu , Guanding Yu , A. Lee Swindlehurst

Integrated sensing and communication (ISAC) unifies wireless communication and sensing by sharing spectrum and hardware, which often incurs trade-offs between two functions due to limited resources. However, this paper shifts focus to…

信息论 · 计算机科学 2024-11-19 Mingjie Yang , Guangming Liang , Dongzhu Liu , Lei Zhang , Kaibin Huang

Accurate channel estimation is essential for broadband wireless communications. As wireless channels often exhibit sparse structure, the adaptive sparse channel estimation algorithms based on normalized least mean square (NLMS) have been…

信息论 · 计算机科学 2013-11-07 Guan Gui , Linglong Dai , Shinya Kumagai , Fumiyuki Adachi