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Wireless communications at high-frequency bands with large antenna arrays face challenges in beam management, which can potentially be improved by multimodality sensing information from cameras, LiDAR, radar, and GPS. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2023-09-22 Yu Tian , Qiyang Zhao , Zine el abidine Kherroubi , Fouzi Boukhalfa , Kebin Wu , Faouzi Bader

For ultra-wideband and high-rate wireless communication systems, wideband spectrum sensing (WSS) is critical, since it empowers secondary users (SUs) to capture the spectrum holes for opportunistic transmission. However, WSS encounters…

Information Retrieval · Computer Science 2024-09-16 Jibin Jia , Peihao Dong , Fuhui Zhou , Qihui Wu

New capabilities in wireless network security have been enabled by deep learning, which leverages patterns in radio frequency (RF) data to identify and authenticate devices. Open-set detection is an area of deep learning that identifies…

Cryptography and Security · Computer Science 2023-05-17 Luke Puppo , Weng-Keen Wong , Bechir Hamdaoui , Abdurrahman Elmaghbub

The astounding performance of transformers in natural language processing (NLP) has motivated researchers to explore their applications in computer vision tasks. DEtection TRansformer (DETR) introduces transformers to object detection tasks…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Tahira Shehzadi , Khurram Azeem Hashmi , Didier Stricker , Muhammad Zeshan Afzal

The challenging problem of non-line-of-sight (NLOS) localization is critical for many wireless networking applications. The lack of available datasets has made NLOS localization difficult to tackle with ML-driven methods, but recent…

Networking and Internet Architecture · Computer Science 2024-10-28 Rafayel Darbinyan , Hrant Khachatrian , Rafayel Mkrtchyan , Theofanis P. Raptis

This study proposes a novel approach for dynamic load balancing in Software-Defined Networks (SDNs) using a Transformer-based Deep Q-Network (DQN). Traditional load balancing mechanisms, such as Round Robin (RR) and Weighted Round Robin…

Conventional methods for outdoor environment reconstruction rely predominantly on vision-based techniques like photogrammetry and LiDAR, facing limitations such as constrained coverage, susceptibility to environmental conditions, and high…

Networking and Internet Architecture · Computer Science 2024-04-13 Hrant Khachatrian , Rafayel Mkrtchyan , Theofanis P. Raptis

Local Feature Matching, an essential component of several computer vision tasks (e.g., structure from motion and visual localization), has been effectively settled by Transformer-based methods. However, these methods only integrate…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Xinyu Zhang , Li Wang , Zhiqiang Jiang , Kun Dai , Tao Xie , Lei Yang , Wenhao Yu , Yang Shen , Jun Li

Since convolutional neural network(CNN)models emerged,several tasks in computer vision have actively deployed CNN models for feature extraction. However,the conventional CNN models have a high computational cost and require high memory…

Computer Vision and Pattern Recognition · Computer Science 2017-07-18 Youngwan Lee , Byeonghak Yim , Huien Kim , Eunsoo Park , Xuenan Cui , Taekang Woo , Hakil Kim

Transfer learning plays a key role in modern data analysis when: (1) the target data are scarce but the source data are sufficient; (2) the distributions of the source and target data are heterogeneous. This paper develops an interpretable…

Machine Learning · Statistics 2024-01-31 Shuo Shuo Liu

Effective recognition of acute and difficult-to-heal wounds is a necessary step in wound diagnosis. An efficient classification model can help wound specialists classify wound types with less financial and time costs and also help in…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Ramin Mousa , Hadis Taherinia , Khabiba Abdiyeva , Amir Ali Bengari , Mohammadmahdi Vahediahmar

Wireless sensor networks (WSN) acts as the backbone of Internet of Things (IoT) technology. In WSN, field sensing and fusion are the most commonly seen problems, which involve collecting and processing of a huge volume of spatial samples in…

Signal Processing · Electrical Eng. & Systems 2019-06-19 Hui Wu , Zhaoyang Zhang , Chunxu Jiao , Chunguang Li , Tony Q. S. Quek

Wireless signal recognition (WSR) is crucial in modern and future wireless communication networks since it aims to identify the properties of the received signal in a no-collaborative manner. However, it is challenging to accurately…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Hao Zhang , Fuhui Zhou , Qihui Wu , Chau Yuen

Due to strict rate and reliability demands, wireless image transmission remains difficult for both classical layered designs and joint source-channel coding (JSCC), especially under low latency. Diffusion-based generative decoders can…

Machine Learning · Computer Science 2026-01-13 Jingwen Fu , Ming Xiao , Mikael Skoglund , Dong In Kim

The utilization of Wi-Fi based human activity recognition has gained considerable interest in recent times, primarily owing to its applications in various domains such as healthcare for monitoring breath and heart rate, security, elderly…

Signal Processing · Electrical Eng. & Systems 2024-01-12 Chih-Yang Lin , Chia-Yu Lin , Yu-Tso Liu , Timothy K. Shih

Deep neural network based object detectors are continuously evolving and are used in a multitude of applications, each having its own set of requirements. While safety-critical applications need high accuracy and reliability, low-latency…

Computer Vision and Pattern Recognition · Computer Science 2023-02-15 Elahe Arani , Shruthi Gowda , Ratnajit Mukherjee , Omar Magdy , Senthilkumar Kathiresan , Bahram Zonooz

This paper studies the indoor localisation of WiFi devices based on a commodity chipset and standard channel sounding. First, we present a novel shallow neural network (SNN) in which features are extracted from the channel state information…

Machine Learning · Computer Science 2020-10-20 Peizheng Li , Han Cui , Aftab Khan , Usman Raza , Robert Piechocki , Angela Doufexi , Tim Farnham

Wireless device classification techniques play a key role in promoting emerging wireless applications such as allowing spectrum regulatory agencies to enforce their access policies and enabling network administrators to control access and…

Signal Processing · Electrical Eng. & Systems 2020-04-24 Abdurrahman Elmaghbub , Bechir Hamdaoui

Deep neural networks (DNNs) have made significant strides in tackling challenging tasks in wireless systems, especially when an accurate wireless model is not available. However, when available data is limited, traditional DNNs often yield…

Signal Processing · Electrical Eng. & Systems 2024-09-10 Momin Abbas , Koushik Kar , Tianyi Chen

Deep unfolding networks have gained increasing attention in the field of compressed sensing (CS) owing to their theoretical interpretability and superior reconstruction performance. However, most existing deep unfolding methods often face…

Image and Video Processing · Electrical Eng. & Systems 2025-04-17 Kai Han , Jin Wang , Yunhui Shi , Hanqin Cai , Nam Ling , Baocai Yin
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