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Remote sensing image change detection is of great importance in disaster assessment and urban planning. The mainstream method is to use encoder-decoder models to detect the change region of two input images. Since the change content of…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Hongkun Liu , Zican Hu , Qichen Ding , Xueyun Chen

The interest for change detection in the field of remote sensing has increased in the last few years. Searching for changes in satellite images has many useful applications, ranging from land cover and land use analysis to anomaly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Antonio Di Pilato , Nicolò Taggio , Alexis Pompili , Michele Iacobellis , Adriano Di Florio , Davide Passarelli , Sergio Samarelli

Synthetic Aperture Radar (SAR) despeckling is an important problem in remote sensing as speckle degrades SAR images, affecting downstream tasks like detection and segmentation. Recent studies show that convolutional neural networks(CNNs)…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Malsha V. Perera , Wele Gedara Chaminda Bandara , Jeya Maria Jose Valanarasu , Vishal M. Patel

Synthetic aperture radar (SAR) images are subject to prominent speckle noise, which is generally considered a purely multiplicative noise process. In theory, this multiplicative noise is that the ratio of the standard deviation to the…

Computer Vision and Pattern Recognition · Computer Science 2016-08-09 Mario Mastriani , Alberto E. Giraldez

Target detection is the front-end stage in any automatic target recognition system for synthetic aperture radar (SAR) imagery (SAR-ATR). The efficacy of the detector directly impacts the succeeding stages in the SAR-ATR processing chain.…

Image and Video Processing · Electrical Eng. & Systems 2018-04-16 Khalid El-Darymli , Peter McGuire , Desmond Power , Cecilia Moloney

Change detection is an essential and widely utilized task in remote sensing that aims to detect and analyze changes occurring in the same geographical area over time, which has broad applications in urban development, agricultural surveys,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Guangliang Cheng , Yunmeng Huang , Xiangtai Li , Shuchang Lyu , Zhaoyang Xu , Qi Zhao , Shiming Xiang

Compressed sensing Synthetic Aperture Radar (SAR) image formation, formulated as an inverse problem and solved with traditional iterative optimization methods can be very computationally expensive. We investigate the use of denoising…

Image and Video Processing · Electrical Eng. & Systems 2025-04-25 Odysseas Pappas , Perla Mayo , Andrew Austin , Alin Achim

Deep learning models have a large number of free parameters that must be estimated by efficient training of the models on a large number of training data samples to increase their generalization performance. In real-world applications, the…

Computer Vision and Pattern Recognition · Computer Science 2018-02-15 Hojjat Salehinejad , Shahrokh Valaee , Timothy Dowdell , Joseph Barfett

Novel deep-learning (DL) architectures have reached a level where they can generate digital media, including photorealistic images, that are difficult to distinguish from real data. These technologies have already been used to generate…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Tuong Vy Nguyen , Alexander Glaser , Felix Biessmann

Object detection and classification using aerial images is a challenging task as the information regarding targets are not abundant. Synthetic Aperture Radar(SAR) images can be used for Automatic Target Recognition(ATR) systems as it can…

Computer Vision and Pattern Recognition · Computer Science 2022-12-15 Sumanth Udupa , Aniruddh Sikdar , Suresh Sundaram

This work deals with unsupervised image deblurring. We present a new deblurring procedure on images provided by low-resolution synthetic aperture radar (SAR) or simply by multimedia in presence of multiplicative (speckle) or additive noise,…

Computer Vision and Pattern Recognition · Computer Science 2016-08-03 Mario Mastriani

We propose a novel image sampling method for differentiable image transformation in deep neural networks. The sampling schemes currently used in deep learning, such as Spatial Transformer Networks, rely on bilinear interpolation, which…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Wei Jiang , Weiwei Sun , Andrea Tagliasacchi , Eduard Trulls , Kwang Moo Yi

Convolutional neural networks (CNNs) have been extensively and successfully applied to the task of synthetic aperture radar (SAR) image change detection. However, conventional convolutional layers are inherently limited by their local…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Baogui Huan , Chuanzheng Gong , Dezhong Chen , Feng Gao , Junyu Dong , Qian Du

In this work we investigate the viability of foundational AI/ML models for Synthetic Aperture Radar (SAR) object recognition tasks. We are inspired by the tremendous progress being made in the wider community, particularly in the natural…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Nathan Inkawhich

Deep learning (DL) algorithms are considered as a methodology of choice for remote-sensing image analysis over the past few years. Due to its effective applications, deep learning has also been introduced for automatic change detection and…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Lazhar Khelifi , Max Mignotte

The Rayleigh regression model was recently proposed for modeling amplitude values of synthetic aperture radar (SAR) image pixels. However, inferences from such model are based on the maximum likelihood estimators, which can be biased for…

Methodology · Statistics 2022-08-09 B. G. Palm , F. M. Bayer , R. J. Cintra

High-resolution is a key trend in the development of synthetic aperture radar (SAR), which enables the capture of fine details and accurate representation of backscattering properties. However, traditional high-resolution SAR imaging…

Signal Processing · Electrical Eng. & Systems 2023-04-11 Guoru Zhou , Zhongqiu Xu , Yizhe Fan , Zhe Zhang , Xiaolan Qiu , Bingchen Zhang , Kun Fu , Yirong Wu

Deep unfolding networks have recently emerged as a promising approach for synthetic aperture radar (SAR) imaging. However, baseline unfolding networks, typically derived from iterative reconstruction algorithms such as the alternating…

Signal Processing · Electrical Eng. & Systems 2025-06-27 Shiping Fu , Yufan Chen , Zhe Zhang , Xiaolan Qiu , Qixiang Ye

Synthetic Aperture Radar (SAR) images are a valuable asset for a wide variety of tasks. In the last few years, many websites have been offering them for free in the form of easy to manage products, favoring their widespread diffusion and…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Edoardo Daniele Cannas , Nicolò Bonettini , Sara Mandelli , Paolo Bestagini , Stefano Tubaro

In the emerging commercial space industry there is a drastic increase in access to low cost satellite imagery. The price for satellite images depends on the sensor quality and revisit rate. This work proposes to bridge the gap between image…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Gaurav Kumar Nayak , Saksham Jain , R Venkatesh Babu , Anirban Chakraborty