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Related papers: Automatic Target Recognition (ATR) from SAR Imagin…

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Forward modeling of wave scattering and radar imaging mechanisms is the key to information extraction from synthetic aperture radar (SAR) images. Like inverse graphics in optical domain, an inherently-integrated forward-inverse approach…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Shilei Fu , Feng Xu

Deep learning technologies have significantly improved performance in the field of synthetic aperture radar (SAR) image target recognition compared to traditional methods. However, the inherent ``black box" property of deep learning models…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Zhuoxuan Li , Xu Zhang , Shumeng Yu , Haipeng Wang

Automatic target recognition (ATR) is an important use case for synthetic aperture radar (SAR) image interpretation. Recent years have seen significant advancements in SAR ATR technology based on semi-supervised learning. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Xinzheng Zhang , Yuqing Luo , Guopeng Li

To improve ATR identification of ships at sea requires an advanced ISAR processor - one that not only provides focused images but can also determine the pose of the ship. This tells us whether the image shows a profile (vertical plane)…

Signal Processing · Electrical Eng. & Systems 2025-04-21 John R. Bennett

In this paper, we develop a novel super-resolution algorithm for near-field synthetic-aperture radar (SAR) under irregular scanning geometries. As fifth-generation (5G) millimeter-wave (mmWave) devices are becoming increasingly affordable…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Josiah Smith , Yusef Alimam , Geetika Vedula , Murat Torlak

Classical radar detection techniques rely on adaptive detectors that estimate the noise covariance matrix from target-free secondary data. While effective in Gaussian environments, these methods degrade in the presence of clutter, which is…

Machine Learning · Computer Science 2026-02-24 Jean Pinsolle , Yadang Alexis Rouzoumka , Chengfang Ren , Chistèle Morisseau , Jean-Philippe Ovarlez

This manuscript introduces SARFormer, a modified Vision Transformer (ViT) architecture designed for processing one or multiple synthetic aperture radar (SAR) images. Given the complex image geometry of SAR data, we propose an acquisition…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Jonathan Prexl , Michael Recla , Michael Schmitt

Advancements in Sonar image capture have opened the door to powerful classification schemes for automatic target recognition (ATR. Recent work has particularly seen the application of sparse reconstruction-based classification (SRC) to…

Computer Vision and Pattern Recognition · Computer Science 2016-01-14 John McKay , Vishal Monga , Raghu Raj

Aircraft detection in Synthetic Aperture Radar (SAR) imagery is a challenging task in SAR Automatic Target Recognition (SAR ATR) areas due to aircraft's extremely discrete appearance, obvious intraclass variation, small size and serious…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Yan Zhao , Lingjun Zhao , Zhong Liu , Dewen Hu , Gangyao Kuang , Li Liu

Radar is a low-cost and ubiquitous automotive sensor, but is limited by array resolution and sensitivity when performing direction of arrival analysis. Synthetic Aperture Radar (SAR) is a class of techniques to improve azimuth resolution…

Signal Processing · Electrical Eng. & Systems 2025-01-16 Leyla A. Kabuli , Griffin Foster

Synthetic aperture radar has the ability to work 24/7 and 24/7, and has high application value. Propose a new SAR image matching algorithm based on multi class features, mainly using two different types of features: straight lines and…

Image and Video Processing · Electrical Eng. & Systems 2024-05-07 Mazhi Qiang , Fengming Zhou

Recently, an intriguing research trend for automatic target recognition (ATR) from synthetic aperture radar (SAR) imagery has arisen: using simulated data to train ATR models is a feasible solution to the issue of inadequate measured data.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Xinzheng Zhang , Hui Zhu , Hongqian Zhuang

This report deals with translation invariance of convolutional neural networks (CNNs) for automatic target recognition (ATR) from synthetic aperture radar (SAR) imagery. In particular, the translation invariance of CNNs for SAR ATR…

Computer Vision and Pattern Recognition · Computer Science 2017-08-29 Hidetoshi Furukawa

Recently, computer-aided design models and electromagnetic simulations have been used to augment synthetic aperture radar (SAR) data for deep learning. However, an automatic target recognition (ATR) model struggles with domain shift when…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Oh-Tae Jang , Min-Jun Kim , Sung-Ho Kim , Hee-Sub Shin , Kyung-Tae Kim

Synthetic aperture radar (SAR) images contain not only targets of interest but also complex background clutter, including terrain reflections and speckle noise. In many cases, such clutter exhibits intensity and patterns that resemble…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Oh-Tae Jang , Min-Gon Cho , Kyung-Tae Kim

We present a cost-effective new approach for generating denser depth maps for Autonomous Driving (AD) and Autonomous Vehicles (AVs) by integrating the images obtained from deep neural network (DNN) 4D radar detectors with conventional…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Mohammed Alsakabi , Aidan Erickson , John M. Dolan , Ozan K. Tonguz

Image classifiers for domain-specific tasks like Synthetic Aperture Radar Automatic Target Recognition (SAR ATR) and chest X-ray classification often rely on convolutional neural networks (CNNs). These networks, while powerful, experience…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Jacob Fein-Ashley , Sachini Wickramasinghe , Bingyi Zhang , Rajgopal Kannan , Viktor Prasanna

Synthetic aperture radar (SAR) image change detection is a critical yet challenging task in the field of remote sensing image analysis. The task is non-trivial due to the following challenges: Firstly, intrinsic speckle noise of SAR images…

Image and Video Processing · Electrical Eng. & Systems 2021-10-19 Yunhao Gao , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Geodetic stereo Synthetic Aperture Radar (SAR) is capable of absolute three-dimensional localization of natural Persistent Scatterer (PS)s which allows for Ground Control Point (GCP) generation using only SAR data. The prerequisite for the…

Signal Processing · Electrical Eng. & Systems 2018-01-24 Sina Montazeri , Christoph Gisinger , Michael Eineder , Xiao Xiang Zhu

Deep learning techniques have achieved significant success in Synthetic Aperture Radar (SAR) target recognition using predefined datasets in static scenarios. However, real-world applications demand that models incrementally learn new…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 George Karantaidis , Athanasios Pantsios , Ioannis Kompatsiaris , Symeon Papadopoulos
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