English
Related papers

Related papers: Clutter distributions for tomographic image standa…

200 papers

This paper addresses the modeling gap between complex dispersive-medium characterization and clutter statistical analysis in single-snapshot frequency diverse array multiple-input multiple-output ground-penetrating radar (FDA-MIMO-GPR).…

Signal Processing · Electrical Eng. & Systems 2026-03-26 Yisu Yan , Jifeng Guo

We propose an analytical framework based on stochastic geometry (SG) formulations to estimate a radar's detection performance under generalized discrete clutter conditions. We model the spatial distribution of discrete clutter scatterers as…

Signal Processing · Electrical Eng. & Systems 2022-01-21 Shobha Sundar Ram , Gaurav Singh , Gourab Ghatak

The statistical analysis of land clutter for Synthetic Aperture Radar (SAR) imaging has become an increasingly important subject for research and investigation. It is also absolutely necessary for designing robust algorithms capable of…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Shahrokh Hamidi

Weak constitutive fluctuations in dispersive subsurface media can induce distributed clutter that reshapes the observation structure of ground-penetrating radar (GPR). This paper analyzes this effect for single-snapshot frequency-diverse…

Signal Processing · Electrical Eng. & Systems 2026-04-29 Yisu Yan , Jifeng Guo

We propose a metric called the bistatic radar detection coverage probability to evaluate the detection performance of a bistatic radar under discrete clutter conditions. Such conditions are commonly encountered in indoor and outdoor…

Signal Processing · Electrical Eng. & Systems 2022-01-25 Shobha Sundar Ram , Gourab Ghatak

In this paper, the challenging task of target detection in sea clutter is addressed. We analyze the statistical properties of the signals which have been received from the scene and based on that, we model the amplitude of the signals that…

Signal Processing · Electrical Eng. & Systems 2026-01-27 Shahrokh Hamidi

Automotive radar sensors output a lot of unwanted clutter or ghost detections, whose position and velocity do not correspond to any real object in the sensor's field of view. This poses a substantial challenge for environment perception…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Johannes Kopp , Dominik Kellner , Aldi Piroli , Klaus Dietmayer

Object grasping in cluttered scenes is a widely investigated field of robot manipulation. Most of the current works focus on estimating grasp pose from point clouds based on an efficient single-shot grasp detection network. However, due to…

Robotics · Computer Science 2021-05-19 Wei Wei , Yongkang Luo , Fuyu Li , Guangyun Xu , Jun Zhong , Wanyi Li , Peng Wang

In this paper, we investigate full-wave computed radar tomography (CRT) using a rubble-pile asteroid model in which a realistic shape (Itokawa) is coupled with a synthetic material composition and structure model. The aim is to show that…

Earth and Planetary Astrophysics · Physics 2019-09-12 Liisa-Ida Sorsa , Mika Takala , Patrick Bambach , Jakob Deller , Esa Vilenius , Sampsa Pursiainen

We address adaptive radar detection of targets embedded in ground clutter dominated environments characterized by a symmetrically structured power spectral density. At the design stage, we leverage on the spectrum symmetry for the…

Applications · Statistics 2016-05-25 A. De Maio , D. Orlando , C. Hao , G. Foglia

This paper investigates the problem of adaptive detection of distributed targets in power heterogeneous clutter. In the considered scenario, all the data share the identical structure of clutter covariance matrix, but with varying and…

Methodology · Statistics 2024-10-10 Daipeng Xiao , Weijian Liu , Jun Liu , Lingyan Dai , Xueli Fang , Jianjun Ge

The clutter in the ground-penetrating radar (GPR) radargram disguises or distorts subsurface target responses, which severely affects the accuracy of target detection and identification. Existing clutter removal methods either leave…

Signal Processing · Electrical Eng. & Systems 2022-06-15 Hai-Han Sun , Weixia Cheng , Zheng Fan

Comparing the observed brightness of various buried objects is a straightforward way to characterize the performance of a ground penetrating radar (GPR) system. However, a limitation arises. A simple comparison of buried object brightness…

Geophysics · Physics 2021-06-03 Garrett A. Stevenson , Jason Wilson , Brian M. Worthmann , Wlamir Xavier

The problem of radar detection in compound Gaussian clutter when a radar signature is not completely known has not been considered yet and is addressed in this paper. We proposed a robust technique to detect, based on the generalized…

Signal Processing · Electrical Eng. & Systems 2017-10-10 Mai P. T. Nguyen , I. Song

In realistic radar tracking, target measurement uncertainty (TMU) in terms of both detection probability and measurement error covariance is significantly affected by the target-to-radar (T2R) geometry. However, existing posterior…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Yifang Shi , Yu Zhang , Linjiao Fu , Dongliang Peng , Qiang Lu , Jee Woong Choi , Alfonso Farina

Path loss prediction for wireless communications is highly dependent on the local environment. Propagation models including clutter information have been shown to significantly increase model accuracy. This paper explores the application of…

Machine Learning · Computer Science 2024-08-21 Ryan Dempsey , Jonathan Ethier

Multitarget tracking in the interference environments suffers from the nonuniform, unknown and time-varying clutter, resulting in dramatic performance deterioration. We address this challenge by proposing a robust multitarget tracking…

Systems and Control · Electrical Eng. & Systems 2022-12-15 Xianglong Bai , Hua Lan , Zengfu Wang , Quan Pan , Yuhang Hao , Can Li

Correlated ${\cal G}$ distributions can be used to describe the clutter seen in images obtained with coherent illumination, as is the case of B-scan ultrasound, laser, sonar and synthetic aperture radar (SAR) imagery. These distributions…

Methodology · Statistics 2012-07-10 O. H. Bustos , A. G. Flesia , A. C. Frery , M. M. Lucini

This work addresses the problem of range-Doppler multiple target detection in a radar system in the presence of slow-time correlated and heavy-tailed distributed clutter. Conventional target detection algorithms assume Gaussian-distributed…

Signal Processing · Electrical Eng. & Systems 2023-04-11 Stefan Feintuch , Haim H. Permuter , Igal Bilik , Joseph Tabrikian

An accurate sea clutter distribution is crucial for decision region determination when detecting sea-surface floating targets. However, traditional parametric models possibly have a considerable gap to the realistic distribution of sea…

Applications · Statistics 2018-09-10 Hongkuan Zhou , Yuzhou Li , Tao Jiang
‹ Prev 1 2 3 10 Next ›