English
Related papers

Related papers: Radar Adaptive Detection Architectures for Heterog…

200 papers

In this paper, we propose an adaptive matched detector of a signal corrupted by a non-Gaussian noise with an inverse gamma texture. The detector is formed using a set of secondary data measurements, and is analytically shown to have a…

Applications · Statistics 2017-05-15 Shiwen Lei , Andreas Jakobsson , Zhiqin Zhao

Radio-based localization in dynamic environments, such as urban and vehicular settings, requires systems that efficiently adapt to varying signal conditions and environmental changes. Factors like multipath interference and obstructions…

Signal Processing · Electrical Eng. & Systems 2025-05-09 Ilayda Yaman , Guoda Tian , Dino Pjanic , Fredrik Tufvesson , Ove Edfors , Zhengya Zhang , Liang Liu

Safety-critical perception systems require both reliable uncertainty quantification and principled abstention mechanisms to maintain safety under diverse operational conditions. We present a novel dual-threshold conformalization framework…

Robotics · Computer Science 2025-09-23 Divake Kumar , Nastaran Darabi , Sina Tayebati , Amit Ranjan Trivedi

This paper addresses adaptive radar detection of dim moving targets. To circumvent range migration, the detection problem is formulated as a multiple hypothesis test and solved applying model order selection rules which allow to estimate…

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

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

In this work, we exploit the sector level sweep of the IEEE 802.11ad communication standard to implement an opportunistic radar at mmWaves and derive an adaptive procedure for detecting multiple targets (echoes) and estimating their…

Signal Processing · Electrical Eng. & Systems 2022-03-09 Emanuele Grossi , Marco Lops , Luca Venturino

In radar systems, unimodular (or constant-modulus) waveform design plays an important role in achieving better clutter/interference rejection, as well as a more accurate estimation of the target parameters. The design of such sequences has…

Signal Processing · Electrical Eng. & Systems 2022-08-10 Shahin Khobahi , Arindam Bose , Mojtaba Soltanalian

Adaptive algorithms belong to an important class of algorithms used in radar target detection to overcome prior uncertainty of interference covariance. The contamination of the empirical covariance matrix by the useful signal leads to…

Signal Processing · Electrical Eng. & Systems 2021-01-01 Boris N. Oreshkin

In the present work, a reinforcement learning (RL) based adaptive algorithm to optimise the transmit beampattern for a colocated massive MIMO radar is presented. Under the massive MIMO regime, a robust Wald type detector, able to guarantee…

Signal Processing · Electrical Eng. & Systems 2022-12-20 Francesco Lisi , Stefano Fortunati , Maria Sabrina Greco , Fulvio Gini

Future radar systems are expected to use waveforms of a high bandwidth, where the main advantage is an improved range resolution. In this paper, a technique to design robust wideband waveforms for a Multiple-Input-Single-Output system is…

Applications · Statistics 2016-11-17 Ashkan Panahi , Marie Ström , Mats Viberg

We propose a learning-based method for adaptively generating low probability of detection (LPD) radar waveforms that blend into their operating environment. Our waveforms are designed to follow a distribution that is indistinguishable from…

Signal Processing · Electrical Eng. & Systems 2025-02-25 Matthew R. Ziemann , Christopher A. Metzler

This paper is devoted to the performance analysis of the detectors proposed in the companion paper where a comprehensive design framework is presented for the adaptive detection of subspace signals. The framework addresses four variations…

Signal Processing · Electrical Eng. & Systems 2022-11-23 Pia Addabbo , Danilo Orlando , Giuseppe Ricci , Louis L. Scharf

Standard noise radars, as well as noise-type radars such as quantum two-mode squeezing radar, are characterized by a covariance matrix with a very specific structure. This matrix has four independent parameters: the amplitude of the…

Signal Processing · Electrical Eng. & Systems 2022-08-10 David Luong , Bhashyam Balaji , Sreeraman Rajan

Classical target detection schemes are usually obtained deriving the likelihood ratio under Gaussian hypothesis and replacing the unknown background parameters by their estimates. In most applications, interference signals are assumed to be…

Applications · Statistics 2014-04-14 Joana Frontera-Pons , Frederic Pascal , Jean-Philippe Ovarlez

Multi-target detection is one of the primary tasks in radar-based localization and sensing, typically built on phased array antennas. However, the bulky hardware in the phased array restricts its potential for enhancing detection accuracy,…

Signal Processing · Electrical Eng. & Systems 2024-01-18 Xiaoyu Zhang , Haobo Zhang , Ruoqi Deng , Liang Liu , Boya Di

Change detection of heterogeneous remote sensing images is an important and challenging topic in remote sensing for emergency situation resulting from nature disaster. Due to the different imaging mechanisms of heterogeneous sensors, it is…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Lin Lei , Yuli Sun , Gangyao Kuang

The problem of data-driven joint design of transmitted waveform and detector in a radar system is addressed in this paper. We propose two novel learning-based approaches to waveform and detector design based on end-to-end training of the…

Signal Processing · Electrical Eng. & Systems 2021-02-22 Wei Jiang , Alexander M. Haimovich , Osvaldo Simeone

Radar has stronger adaptability in adverse scenarios for autonomous driving environmental perception compared to widely adopted cameras and LiDARs. Compared with commonly used 3D radars, the latest 4D radars have precise vertical resolution…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Xinyu Zhang , Li Wang , Jian Chen , Cheng Fang , Lei Yang , Ziying Song , Guangqi Yang , Yichen Wang , Xiaofei Zhang , Jun Li , Zhiwei Li , Qingshan Yang , Zhenlin Zhang , Shuzhi Sam Ge

The growing urban complexity demands an efficient algorithm to acquire and process various sensor information from autonomous vehicles. In this paper, we introduce an algorithm to utilize object detection results from the image to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Madhumitha Sakthi , Ahmed Tewfik

Automotive radar has increasingly attracted attention due to growing interest in autonomous driving technologies. Acquiring situational awareness using multimodal data collected at high sampling rates by various sensing devices including…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Madhumitha Sakthi , Ahmed Tewfik , Marius Arvinte , Haris Vikalo