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Vision foundation models have attracted significant attention for their ability to leverage large-scale unlabeled visual data. This advantage is particularly important in remote sensing, where data acquisition is costly and annotation often…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Hyobin Park , Minseok Seo , Dong-Geol Choi

Synthetic Aperture Radar (SAR) imagery enables all-weather, day-and-night Earth observation; however, it remains difficult to interpret due to speckle noise and other intrinsic imaging artifacts. Sentinel-1 (S1) constitutes one of the most…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Juan Francisco Amieva , Christian Ayala , Roberto Del Prete , Mikel Galar

Foundation models have reshaped the landscape of Remote Sensing (RS) by enhancing various image interpretation tasks. Pretraining is an active research topic, encompassing supervised and self-supervised learning methods to initialize model…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Di Wang , Jing Zhang , Minqiang Xu , Lin Liu , Dongsheng Wang , Erzhong Gao , Chengxi Han , Haonan Guo , Bo Du , Dacheng Tao , Liangpei Zhang

Advanced interpretation of hyperspectral remote sensing images benefits many precise Earth observation tasks. Recently, visual foundation models have promoted the remote sensing interpretation but concentrating on RGB and multispectral…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Jingtao Li , Yingyi Liu , Xinyu Wang , Yunning Peng , Chen Sun , Shaoyu Wang , Zhendong Sun , Tian Ke , Xiao Jiang , Tangwei Lu , Anran Zhao , Yanfei Zhong

Synthetic aperture radar (SAR) images are affected by a spatially-correlated and signal-dependent noise called speckle, which is very severe and may hinder image exploitation. Despeckling is an important task that aims at removing such…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Giulia Fracastoro , Enrico Magli , Giovanni Poggi , Giuseppe Scarpa , Diego Valsesia , Luisa Verdoliva

3D reconstruction of a scene from Synthetic Aperture Radar (SAR) images mainly relies on interferometric measurements, which involve strict constraints on the acquisition process. These last years, progress in deep learning has…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Emile Barbier--Renard , Florence Tupin , Nicolas Trouvé , Loïc Denis

We synthesize both optical RGB and synthetic aperture radar (SAR) remote sensing images from land cover maps and auxiliary raster data using generative adversarial networks (GANs). In remote sensing, many types of data, such as digital…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Gerald Baier , Antonin Deschemps , Michael Schmitt , Naoto Yokoya

Seismic processing plays a crucial role in transforming raw data into high-quality subsurface images, pivotal for various geoscience applications. Despite its importance, traditional seismic processing techniques face challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Fabian Fuchs , Mario Ruben Fernandez , Norman Ettrich , Janis Keuper

PolSAR data presents unique challenges due to its rich and complex characteristics. Existing data representations, such as complex-valued data, polarimetric features, and amplitude images, are widely used. However, these formats often face…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Yuqing Wang , Zhongling Huang , Shuxin Yang , Hao Tang , Xiaolan Qiu , Junwei Han , Dingwen Zhang

Synthetic Aperture RADAR is a radar imaging technique in which the relative motion of the sensor is used to synthesize a very long antenna and obtain high spatial resolution. The increasing interest of the scientific community to simplify…

Signal Processing · Electrical Eng. & Systems 2018-06-05 Cataldo Guaragnella , Tiziana D'Orazio

Synthetic Aperture Radar (SAR) and optical image registration is essential for remote sensing data fusion, with applications in military reconnaissance, environmental monitoring, and disaster management. However, challenges arise from…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Wenfei Zhang , Ruipeng Zhao , Yongxiang Yao , Yi Wan , Peihao Wu , Jiayuan Li , Yansheng Li , Yongjun Zhang

Existing deep learning methods for remote sensing image fusion often suffer from poor generalization when applied to unseen datasets due to the limited availability of real training data and the domain gap between different satellite…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Yongchuan Cui , Peng Liu , Yi Zeng

Research on the intelligent interpretation of all-weather, all-time Synthetic Aperture Radar (SAR) is crucial for advancing remote sensing applications. In recent years, although Visual Language Models (VLMs) have demonstrated strong…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Xiaokun Zhang , Yi Yang , Ziqi Ye , Baiyun , Xiaorong Guo , Qingchen Fang , Ruyi Zhang , Xinpeng Zhou , Haipeng Wang

Originally developed in fields such as robotics and autonomous driving with image-based navigation in mind, deep learning-based single-image depth estimation (SIDE) has found great interest in the wider image analysis community. Remote…

Computer Vision and Pattern Recognition · Computer Science 2021-11-22 Michael Recla , Michael Schmitt

Quantitative remote sensing inversion plays a critical role in environmental monitoring, enabling the estimation of key ecological variables such as vegetation indices, canopy structure, and carbon stock. Although vision foundation models…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Zhenyu Yu , Mohd. Yamani Idna Idris , Pei Wang

We consider the problem in Synthetic Aperture RADAR (SAR) of identifying and classifying objects located on the ground by means of Convolutional Neural Networks (CNNs). Specifically, we adopt a single scattering approximation to classify…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Romina Gaburro , Patrick Healy , Shraddha Naidu , Clifford Nolan

Deformable registration is a fundamental task in medical image processing, aiming to achieve precise alignment by establishing nonlinear correspondences between images. Traditional methods offer good adaptability and interpretability but…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Jing Hu , Kaiwei Yu , Hongjiang Xian , Shu Hu , Xin Wang

The joint interpretation of very high resolution SAR and optical images in dense urban area are not trivial due to the distinct imaging geometry of the two types of images. Especially, the inevitable layover caused by the side-looking SAR…

Signal Processing · Electrical Eng. & Systems 2018-01-24 Yuanyuan Wang , Xiao Xiang Zhu

As the potential of foundation models in visual tasks has garnered significant attention, pretraining these models before downstream tasks has become a crucial step. The three key factors in pretraining foundation models are the pretraining…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Keumgang Cha , Junghoon Seo , Taekyung Lee

Deep learning in remote sensing has become an international hype, but it is mostly limited to the evaluation of optical data. Although deep learning has been introduced in Synthetic Aperture Radar (SAR) data processing, despite successful…

Image and Video Processing · Electrical Eng. & Systems 2024-10-30 Xiao Xiang Zhu , Sina Montazeri , Mohsin Ali , Yuansheng Hua , Yuanyuan Wang , Lichao Mou , Yilei Shi , Feng Xu , Richard Bamler