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Related papers: Towards Smart Wireless Body-Centric Networks

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We investigate the viability of using machine-learning techniques for estimating user-channel features at a large-array base station (BS). In the scenario we consider, user-pilot broadcasts are observed and processed by the BS to extract…

Signal Processing · Electrical Eng. & Systems 2018-02-02 Shiva Navabi , Chenwei Wang , Ozgun Y. Bursalioglu , Haralabos Papadopoulos

Attention-based beamformers have recently been shown to be effective for multi-channel speech recognition. However, they are less capable at capturing local information. In this work, we propose a 2D Conv-Attention module which combines…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-18 Bhargav Pulugundla , Yang Gao , Brian King , Gokce Keskin , Harish Mallidi , Minhua Wu , Jasha Droppo , Roland Maas

Many radiological studies can reveal the presence of several co-existing abnormalities, each one represented by a distinct visual pattern. In this article we address the problem of learning a distance metric for plain radiographs that…

Machine Learning · Statistics 2017-12-22 Mauro Annarumma , Giovanni Montana

In the realm of wireless communication, stochastic modeling of channels is instrumental for the assessment and design of operational systems. Deep learning neural networks (DLNN), including generative adversarial networks (GANs), are being…

Information Theory · Computer Science 2024-10-28 Lee Youngmin , Ma Xiaomin , Lang S. I. D. Andrew , Valderrama-Araya F. Enrique , Chapuis L. Andrew

In this paper, we study a wireless packet broadcast system that uses linear network coding (LNC) to help receivers recover data packets that are missing due to packet erasures. We study two intertwined performance metrics, namely throughput…

Information Theory · Computer Science 2017-01-18 Mingchao Yu , Parastoo Sadeghi

Continuous high perceived workload has a negative impact on the individual's well-being. Prior works focused on detecting the workload with medical-grade wearable systems in the restricted settings, and the effect of applying deep learning…

Human-Computer Interaction · Computer Science 2019-12-03 Deniz Ekiz , Yekta Said Can , Cem Ersoy

Machine learning for wireless systems is commonly studied using standardized stochastic channel models (e.g., TDL/CDL/UMa) because of their legacy in wireless communication standardization and their ability to generate data at scale.…

Signal Processing · Electrical Eng. & Systems 2025-12-16 João Morais , Akshay Malhotra , Shahab Hamidi-Rad , Ahmed Alkhateeb

Federated Learning (FL), an emerging paradigm for fast intelligent acquisition at the network edge, enables joint training of a machine learning model over distributed data sets and computing resources with limited disclosure of local data.…

Information Theory · Computer Science 2020-03-02 Hong Xing , Osvaldo Simeone , Suzhi Bi

Reliably transmitting messages despite information loss due to a noisy channel is a core problem of information theory. One of the most important aspects of real world communication, e.g. via wifi, is that it may happen at varying levels of…

Machine Learning · Computer Science 2020-04-02 Karen Ullrich , Fabio Viola , Danilo Jimenez Rezende

In this preliminary work, we study the problem of {\it distributed} authentication in wireless networks. Specifically, we consider a system where multiple Bob (sensor) nodes listen to a channel and report their {\it correlated} measurements…

Information Theory · Computer Science 2017-03-28 Ammar Mahmood , Waqas Aman , M. Ozair Iqbal , M. Mahboob Ur Rahman , Qammer H. Abbasi

Functional magnetic resonance imaging recordings in the resting-state (RS) from the human brain are characterized by spontaneous low-frequency fluctuations in the blood oxygenation level dependent signal that reveal functional connectivity…

Neurons and Cognition · Quantitative Biology 2013-02-21 Iwo Jerzy Bohr , Eva Kenny , Andrew Blamire , John T. O'Brien , Alan J. Thomas , Jonathan Richardson , Marcus Kaiser

Early detection of cognitive impairment is critical for timely diagnosis and intervention, yet infrequent clinical assessments often lack the sensitivity and temporal resolution to capture subtle cognitive declines in older adults. Passive…

Using raw sensor data to model and train networks for Human Activity Recognition can be used in many different applications, from fitness tracking to safety monitoring applications. These models can be easily extended to be trained with…

Machine Learning · Computer Science 2019-05-03 Schalk Wilhelm Pienaar , Reza Malekian

Most research studies on deep learning (DL) applied to the physical layer of wireless communication do not put forward the critical role of the accuracy-generalization trade-off in developing and evaluating practical algorithms. To…

Information Theory · Computer Science 2023-07-17 Mohamed Akrout , Amine Mezghani , Ekram Hossain , Faouzi Bellili , Robert W. Heath

Our goal is to model and measure functional and effective (directional) connectivity in multichannel brain physiological signals (e.g., electroencephalograms, local field potentials). The difficulties from analyzing these data mainly come…

Applications · Statistics 2017-12-04 Lechuan Hu , Norbert Fortin , Hernando Ombao

Extensive energy is consumed by Transceiver communication operation [1]. Existing research on MAC layer focuses to maximize battery-powered sensor node's life. Bottleneck of MAC layer protocol design for WBAN is to achieve high reliability…

Networking and Internet Architecture · Computer Science 2016-11-17 A. Rahim , N. Javaid , M. Aslam , U. Qasim , Z. A. Khan

This paper presents a control interface to translate the residual body motions of individuals living with severe disabilities, into control commands for body-machine interaction. A custom, wireless, wearable multi-sensor network is used to…

The design of wireless communication receivers to enhance signal processing in complex and dynamic environments is going through a transformation by leveraging deep neural networks (DNNs). Traditional wireless receivers depend on…

Information Theory · Computer Science 2025-01-30 Shadman Rahman Doha , Ahmed Abdelhadi

Human actions captured in video sequences contain two crucial factors for action recognition, i.e., visual appearance and motion dynamics. To model these two aspects, Convolutional and Recurrent Neural Networks (CNNs and RNNs) are adopted…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Yuan Yuan , Dong Wang , Qi Wang

The study of human gait recognition has been becoming an active research field. In this paper, we propose to adopt the attention-based Recurrent Neural Network (RNN) encoder-decoder framework to implement a cycle-independent human gait and…

Human-Computer Interaction · Computer Science 2019-02-01 Yang Xu , Min Chen , Wei Yang , Sheng Chen , Liusheng Huang