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Reconfigurable intelligent surface (RIS) is emerging as a promising technology for next-generation wireless communication networks, offering a variety of merits such as the ability to tailor the communication environment. Moreover,…

Signal Processing · Electrical Eng. & Systems 2025-04-22 Mengbing Liu , Chongwen Huang , Ahmed Alhammadi , Marco Di Renzo , Merouane Debbah , Chau Yuen

We investigate the detection dynamics of the parallel interference canceller (PIC) for code-division multiple-access (CDMA) multiuser detection, applied to a randomly spread, fully syncronous base-band uncoded CDMA channel model with…

Statistical Mechanics · Physics 2007-05-23 Kazushi Mimura , Masato Okada

A critical task of a radar receiver is data association, which assigns radar target detections to target filter tracks. Motivated by its importance, this paper introduces the problem of jointly designing multiple-input multiple-output…

Signal Processing · Electrical Eng. & Systems 2019-11-22 Urs Niesen , Jayakrishnan Unnikrishnan

Morphing attacks have diversified significantly over the past years, with new methods based on generative adversarial networks (GANs) and diffusion models posing substantial threats to face recognition systems. Recent research has…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Laurent Colbois , Sébastien Marcel

We consider the problem of angle-robust joint transmit waveform and receive filter design for colocated Multiple-Input Multiple-Output (MIMO) radar, in the presence of signal-dependent interferences. The design problem is cast as a max-min…

Information Theory · Computer Science 2023-07-19 Wei Zhu , Jun Tang

We consider a collection of independent random variables that are identically distributed, except for a small subset which follows a different, anomalous distribution. We study the problem of detecting which random variables in the…

Information Theory · Computer Science 2018-06-21 Natalie Durgin , Rachel Grotheer , Chenxi Huang , Shuang Li , Anna Ma , Deanna Needell , Jing Qin

Commercial radar sensing is gaining relevance and machine learning algorithms constitute one of the key components that are enabling the spread of this radio technology into areas like surveillance or healthcare. However, radar datasets are…

Signal Processing · Electrical Eng. & Systems 2023-01-10 Rodrigo Hernangomez , Igor Bjelakovic , Lorenzo Servadei , Slawomir Stanczak

This paper studies the distributed state estimation problem for a class of discrete time-varying systems over sensor networks. Firstly, it is shown that a networked Kalman filter with optimal gain parameter is actually a centralized filter,…

Systems and Control · Computer Science 2017-11-15 Xingkang He , Wenchao Xue , Haitao Fang

Sliding window detectors are non-coherent decision processes, designed in an attempt to control the probability of false alarm, for application to radar target detection. In earlier low resolution radar systems it was possible to specify…

Signal Processing · Electrical Eng. & Systems 2019-01-08 Graham V. Weinberg

We apply adaptive sensing techniques to the problem of locating sparse metallic scatterers using high-resolution, frequency modulated continuous wave W-band RADAR. Using a single detector, a frequency stepped source, and a lateral…

This paper considers a massive random access problem in which a large number of sporadically active devices wish to communicate with a base station (BS) equipped with massive multiple-input multiple-output (MIMO) antennas. Each device is…

Information Theory · Computer Science 2021-11-25 Zhilin Chen , Foad Sohrabi , Ya-Feng Liu , Wei Yu

Persistent scatterer interferometry and Synthetic Aperture Radar (SAR) Tomography are powerful tools for the detection and time monitoring of persistent scatterers. They have been proven to be effective in urban scenarios, especially for…

Signal Processing · Electrical Eng. & Systems 2026-02-05 Pia Addabbo , Diego Reale , Antonio Pauciullo , Gianfranco Fornaro , Danilo Orlando

Object detection on visible (RGB) and infrared (IR) images, as an emerging solution to facilitate robust detection for around-the-clock applications, has received extensive attention in recent years. With the help of IR images, object…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Maoxun Yuan , Xingxing Wei

In this paper, we devise adaptive decision schemes to detect targets competing against clutter and smart noise-like jammers (NLJ) which illuminate the radar system from the sidelobes. Specifically, the considered class of NLJs generates a…

Signal Processing · Electrical Eng. & Systems 2020-04-28 Pia Addabbo , Olivier Besson , Danilo Orlando , Giuseppe Ricci

Change detection in heterogeneous multitemporal satellite images is an emerging and challenging topic in remote sensing. In particular, one of the main challenges is to tackle the problem in an unsupervised manner. In this paper we propose…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Luigi T. Luppino , Filippo M. Bianchi , Gabriele Moser , Stian N. Anfinsen

This paper presents a new integrated sensing and communication (ISAC) framework, leveraging the recent advancements of reconfigurable distributed antenna and reflecting surface (RDARS). RDARS is a programmable surface structure comprising…

Information Theory · Computer Science 2024-01-11 Pingping Zhang , Jintao Wang , Yulin Shao , Shaodan Ma

Joint communication and radar sensing (JCAS) integrates communication and radar/radio sensing into one system, sharing one transmitted signal. In this paper, we investigate JCAS waveform optimization underlying communication signals, where…

Signal Processing · Electrical Eng. & Systems 2020-11-24 Zhitong Ni , J. Andrew Zhang , Kai Yang , Xiaojing Huang , Theodoros A. Tsiftsis

New problems arise when the standard theory of joint detection and estimation is applied to a set of signals drawn from a continuous family; decision thresholds must be determined as a function of the continuous parameter x characterizing…

Statistics Theory · Mathematics 2014-07-17 D. Michael Milder , Robert G. Lindgren , Morris M. Berman

Anomaly detection is a fundamental problem in computer vision area with many real-world applications. Given a wide range of images belonging to the normal class, emerging from some distribution, the objective of this task is to construct…

Computer Vision and Pattern Recognition · Computer Science 2020-07-15 Chengwei Chen , Pan Chen , Haichuan Song , Yiqing Tao , Yuan Xie , Shouhong Ding , Lizhuang Ma

In this paper, we investigate a novel integrated sensing and communication (ISAC) system aided by movable antennas (MAs). A bistatic radar system, in which the base station (BS) is configured with MAs, is integrated into a multi-user…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen
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