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Wi-Fi tracking technology demonstrates promising potential for future smart home and intelligent family care. Currently, accurate Wi-Fi tracking methods rely primarily on fine-grained velocity features. However, such velocity-based…

Signal Processing · Electrical Eng. & Systems 2026-01-19 Mengning Li , Wenye Wang

Sensor-aided beamforming reduces the overheads associated with beam training in millimeter-wave (mmWave) multi-input-multi-output (MIMO) communication systems. Most prior work, though, neglects the challenges associated with establishing…

Signal Processing · Electrical Eng. & Systems 2025-09-17 Kartik Patel , Robert W. Heath

The proliferation of Internet-of-Things (IoT) devices and cloud-computing applications over siloed data centers is motivating renewed interest in the collaborative training of a shared model by multiple individual clients via federated…

Information Theory · Computer Science 2021-10-14 Hong Xing , Osvaldo Simeone , Suzhi Bi

Obtaining accurate channel state information (CSI) is crucial and challenging for multiple-input multiple-output (MIMO) wireless communication systems. With the increasing antenna scale and user mobility, traditional channel estimation…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Zhuoran Xiao

Generalizing neural surrogate models across different PDE parameters remains difficult because changes in PDE coefficients often make learning harder and optimization less stable. The problem becomes even more severe when the model must…

Machine Learning · Computer Science 2026-05-19 Zhangyong Liang

The desirability of the mid-band frequency range (1 - 10 GHz) for federal and commercial applications, combined with the growing applications for commercial indoor use-cases, such as factory automation, opens up a new approach to spectrum…

Signal Processing · Electrical Eng. & Systems 2025-10-01 Hossein Nasiri , Muhammad Iqbal Rochman , Monisha Ghosh

Future wireless systems are likely to adopt extremely large aperture arrays to achieve higher throughput, wider coverage, and higher spatial resolution. Conventional wireless systems predominantly operate in the far field (FF) of the…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Shu Sun , Renwang Li , Chong Han , Xingchen Liu , Liuxun Xue , Meixia Tao

Advances in the price, performance, and power consumption of Wi-Fi (IEEE 802.11) technology have led to the adoption of wireless functionality in diverse consumer electronics. These trends have enabled an exciting vision of rich wireless…

Networking and Internet Architecture · Computer Science 2013-01-29 Daniel Chaim Halperin

This paper is concerned with the channel estimation problem in multi-user millimeter wave (mmWave) wireless systems with large antenna arrays. We develop a novel simultaneous-estimation with iterative fountain training (SWIFT) framework, in…

Information Theory · Computer Science 2018-04-19 Matthew Kokshoorn , He Chen , Yonghui Li , Branka Vucetic

Deploying depth estimation networks in the real world requires high-level robustness against various adverse conditions to ensure safe and reliable autonomy. For this purpose, many autonomous vehicles employ multi-modal sensor systems,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Ukcheol Shin , Kyunghyun Lee , Jean Oh

We consider downlink broadcast design for federated learning (FL) in a wireless network with imperfect channel state information (CSI). Aiming to reduce transmission latency, we propose a segmented analog broadcast (SegAB) scheme, where the…

Information Theory · Computer Science 2025-10-06 Chong Zhang , Ben Liang , Min Dong , Ali Afana , Yahia Ahmed

We propose a novel receiver for orthogonal frequency division multiplexing (OFDM) transmissions in impulsive noise environments. Impulsive noise arises in many modern wireless and wireline communication systems, such as Wi-Fi and powerline…

Information Theory · Computer Science 2015-06-16 Marcel Nassar , Philip Schniter , Brian L. Evans

Future multi-input multi-output (MIMO) wireless communications systems will use beamforming as a first-step towards realizing the capacity requirements necessitated by the exponential increase in data demands. The focus of this work is on…

Information Theory · Computer Science 2017-07-27 Dennis Ogbe , David J. Love , Vasanthan Raghavan

Channel prediction permits to acquire channel state information (CSI) without signaling overhead. However, almost all existing channel prediction methods necessitate the deployment of a dedicated model to accommodate a specific…

Signal Processing · Electrical Eng. & Systems 2025-03-20 Boxun Liu , Shijian Gao , Xuanyu Liu , Xiang Cheng , Liuqing Yang

Recently, deep learning (DL) has been emerging as a promising approach for channel estimation and signal detection in wireless communications. The majority of the existing studies investigating the use of DL techniques in this domain focus…

Networking and Internet Architecture · Computer Science 2024-04-04 Khalid Albagami , Nguyen Van Huynh , Geoffrey Ye Li

In this paper, we propose a phase shift deep neural network (PhaseDNN) which provides a wideband convergence in approximating a high dimensional function during its training of the network. The PhaseDNN utilizes the fact that many DNN…

Signal Processing · Electrical Eng. & Systems 2019-05-14 Wei Cai , Xiaoguang Li , Lizuo Liu

With the great success of deep learning (DL) in image classification, speech recognition, and other fields, more and more studies have applied various neural networks (NNs) to wireless resource allocation. Generally speaking, these…

Signal Processing · Electrical Eng. & Systems 2023-06-26 Qiushuo Hou , Mengyuan Lee , Guanding Yu , Yunlong Cai

We consider a wireless sensor network consisting of multiple nodes that are coordinated by a fusion center (FC) in order to estimate a common signal of interest. In addition to being coordinated, the sensors are also able to collaborate,…

Information Theory · Computer Science 2012-10-15 Swarnendu Kar , Pramod K. Varshney

In this paper we tackle distributed detection of a non-cooperative target with a Wireless Sensor Network (WSN). When the target is present, sensors observe an unknown random signal with amplitude attenuation depending on the distance…

Information Theory · Computer Science 2016-12-20 D. Ciuonzo , P. Salvo Rossi

The main hurdle in the realization of dynamic spectrum access (DSA) systems from physical layer perspective is the reliable sensing of low power licensed users. One such scenario shows up in the unlicensed use of TV bands where the TV Band…

Information Theory · Computer Science 2011-02-22 Harpreet S. Dhillon , Jeong-O Jeong , Dinesh Datla , Michael Benonis , R. Michael Buehrer , Jeffrey H. Reed