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We propose a sparse deep ReLU network (SDRN) estimator of the regression function obtained from regularized empirical risk minimization with a Lipschitz loss function. Our framework can be applied to a variety of regression and…

统计方法学 · 统计学 2024-12-11 Ke Huang , Mingming Liu , Shujie Ma

This paper deals with joint source and relay beamforming (BF) design for an amplify-and-forward (AF) multi-antenna multirelay network. Considering that the channel state information (CSI) from relays to destination is imperfect, we aim to…

信号处理 · 电气工程与系统科学 2020-03-05 Hongying Tang , Wen Chen , Jun Li , Haibin Wan

This paper considers a multiple input multiple output (MIMO) two-way relay channel, where two nodes want to exchange data with each other using multiple relays. An iterative algorithm is proposed to achieve the optimal achievable rate…

信息论 · 计算机科学 2008-10-22 Rahul Vaze , Robert W. Heath

In view of noteworthy communications performance improvements for future B5G/6G (such as cognitive Internet of Things, space-ground integration network and so on), cooperative communications (CC) diversity with relays selection algorithms…

信息论 · 计算机科学 2020-09-15 He Huang

In this paper, we analyze the performance of a two- way subcarrier intensity-modulated (SIM) amplify-and-forward (AF) relaying system over free-space optics (FSO) communication channels. The analysis takes into consideration attenuations…

信息论 · 计算机科学 2017-08-18 Jaedon Park , Chan-Byoung Chae , Giwan Yoon

Recurrent Neural Networks (RNNs) are becoming increasingly important for time series-related applications which require efficient and real-time implementations. The two major types are Long Short-Term Memory (LSTM) and Gated Recurrent Unit…

计算机视觉与模式识别 · 计算机科学 2018-12-19 Zhe Li , Caiwen Ding , Siyue Wang , Wujie Wen , Youwei Zhuo , Chang Liu , Qinru Qiu , Wenyao Xu , Xue Lin , Xuehai Qian , Yanzhi Wang

This paper studies a cooperative cognitive radio network where two primary users (PUs) exchange information with the help of a secondary user (SU) that is equipped with multiple antennas and in return, the SU superimposes its own messages…

信息论 · 计算机科学 2015-06-11 Rui Wang , Meixia Tao , Yuan Liu

Recently, intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have been introduced into wireless communication systems to enhance the performance of air-ground transmission. To make a good balance between performance,…

信息论 · 计算机科学 2023-04-25 Rongen Dong , Hangjia He , Feng Shu , Qi Zhang , Riqing Chen , Shihao Yan , Jiangzhou Wang

Short message noisy network coding with rate splitting (SNNC-RS) encoding strategy is presented. It has been shown by Hou and Kramer that mixed cooperative strategies in which relays in favorable positions perform decode-and-forward (DF)…

信息论 · 计算机科学 2014-12-22 Ivana Maric , Dennis Hui

In this paper, we investigate joint optimal relay selection and resource allocation under bandwidth exchange (BE) enabled incentivized cooperative forwarding in wireless networks. We consider an autonomous network where N nodes transmit…

信息论 · 计算机科学 2015-03-19 Muhammad Nazmul Islam , Narayan Mandayam , Sastry Kompella

The paper studies the scenario of wireless multicast with a single transmitter and a relay that deliver scalable source symbols to the receivers in a decode-and-forward (DF) fashion. With the end-to-end mean square error distortion (EED) as…

信息论 · 计算机科学 2017-09-05 Z. Chen , P. Ho , L. Peng

Deep Neural Networks (DNNs) face interpretability challenges due to their opaque internal representations. While Feature Map Convergence Evaluation (FMCE) quantifies module-level convergence via Feature Map Convergence Scores (FMCS), it…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Zhibo Zhu , Renyu Huang , Lei He

We consider distributed statistical optimization in one-shot setting, where there are $m$ machines each observing $n$ i.i.d. samples. Based on its observed samples, each machine sends a $B$-bit-long message to a server. The server then…

机器学习 · 计算机科学 2020-01-01 Saber Salehkaleybar , Arsalan Sharifnassab , S. Jamaloddin Golestani

Deep neural networks (DNNs) deliver state-of-the-art accuracy on regression and classification tasks, yet two structural deficits persistently obstruct their deployment in safety-critical, resource-constrained settings: (i) opacity of the…

机器学习 · 计算机科学 2026-04-23 Eymen Ipek

Concurrent estimation and control of robotic systems remains an ongoing challenge, where controllers rely on data extracted from states/parameters riddled with uncertainties and noises. Framework suitability hinges on task complexity and…

机器人学 · 计算机科学 2023-10-09 Reza Ahmadvand , Sarah Safura Sharif , Yaser Mike Banad

Minimizing training overhead in channel estimation is a crucial challenge in wireless communication systems. This paper presents an extension of the traditional blind algorithm, called "Mutually referenced equalizers" (MRE), specifically…

信号处理 · 电气工程与系统科学 2024-04-16 Do Hai Son , Karim Abed-Meraim , Tran Trong Duy , Nguyen Linh Trung , Tran Thi Thuy Quynh

In this paper, a buffered decode and forward (DF) relay based three-node underlay cooperative cognitive relay network (CRN) is considered with a direct path to the destination. The source and the relay use multiple rates, and joint rate and…

信息论 · 计算机科学 2018-09-05 Bhupendra Kumar , Shankar Prakriya

This paper investigates the physical layer security design of an untrusted relaying network where the source node coexists with a multi-antenna eavesdropper (Eve). While the communication relies on untrustworthy relay nodes to increase…

信号处理 · 电气工程与系统科学 2021-01-11 Hamed Bastami , Majid Moradikia , Hamid Behroozi , Rodrigo C. de Lamare , Ahmed Abdelhadi , Zhigou Ding

Modern sparse arrays are maximally economic in that they retain just as many sensors required to provide a specific aperture while maintaining a hole-free difference coarray. As a result, these are susceptible to the failure of even a…

信号处理 · 电气工程与系统科学 2026-01-01 Ashish Patwari , Sanjeeva Reddy S , G Ramachandra Reddy

Functional magnetic resonance imaging (fMRI) is a notoriously noisy measurement of brain activity because of the large variations between individuals, signals marred by environmental differences during collection, and spatiotemporal…

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