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Related papers: Enhancing Image Resolution: A Simulation Study and…

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High-resolution imagery plays a critical role in improving the performance of visual recognition tasks such as classification, detection, and segmentation. In many domains, including remote sensing and surveillance, low-resolution images…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Ch Muhammad Awais , Marco Reggiannini , Davide Moroni , Oktay Karakus

Satellite quantum communications have rapidly evolved in the past few years, culminating in the proposal, development, and deployment of satellite missions dedicated to quantum key distribution and the realization of fundamental tests of…

The objective of image super-resolution is to reconstruct a high-resolution (HR) image with the prior knowledge from one or several low-resolution (LR) images. However, in the real world, due to the limited complementary information, the…

Image and Video Processing · Electrical Eng. & Systems 2024-12-16 Jing Sun , Qiangqiang Yuan , Huanfeng Shen , Jie Li , Liangpei Zhang

Retrieving range information in three-dimensional (3D) radio imaging is particularly challenging due to the limited communication bandwidth and pilot resources. To address this issue, we consider a reconfigurable intelligent surface…

Information Theory · Computer Science 2024-03-19 Yixuan Huang , Jie Yang , Chao-Kai Wen , Shi Jin

Super-Resolution for remote sensing has the potential for huge impact on planet monitoring by producing accurate and realistic high resolution imagery on a frequent basis and a global scale. Despite a lot of attention, several…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Piper Wolters , Favyen Bastani , Aniruddha Kembhavi

Recently, satellites with high temporal resolution have fostered wide attention in various practical applications. Due to limitations of bandwidth and hardware cost, however, the spatial resolution of such satellites is considerably low,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Jiaming Wang , Zhenfeng Shao , Tao Lu , Xiao Huang , Ruiqian Zhang , Yu Wang

With the development of remote sensing technology in recent decades, spaceborne sensors with sub-meter and meter spatial resolution (Worldview and PlanetScope) have achieved a considerable image quality to generate 3D geospatial data via a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Shengxi Gui

In this first paper of a series we develop a new technique to analyze clusters of galaxies observed during the ROSAT All-Sky Survey (RASS). We call this method the Steepness Ratio Technique (SRT). The SRT uses the convolution between the…

Astrophysics · Physics 2009-10-30 S. De Grandi , S. Molendi , H. Böhringer , G. Chincarini , W. Voges

The European Space Agency's Sentinel-2 satellite provides global multispectral coverage for remote sensing (RS) applications. However, limited spectral resolution (12 bands) and non-unified spatial resolution (60/20/10 m) restrict their…

Image and Video Processing · Electrical Eng. & Systems 2026-03-03 Si-Sheng Young , Chia-Hsiang Lin

Currently, when reliable training datasets are available, deep learning methods dominate the proposed solutions for image super-resolution. However, for remote sensing benchmarks, it is very expensive to obtain high spatial resolution…

Image and Video Processing · Electrical Eng. & Systems 2021-03-24 Achraf Djerida , Khelifa Djerriri , Moussa Sofiane Karoui , Mohammed El Amin larabi

Image retrieval enables an efficient search through vast amounts of satellite imagery and returns similar images to a query. Deep learning models can identify images across various semantic concepts without the need for annotations. This…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Benedikt Blumenstiel , Viktoria Moor , Romeo Kienzler , Thomas Brunschwiler

Remote sensing provides valuable information about objects or areas from a distance in either active (e.g., RADAR and LiDAR) or passive (e.g., multispectral and hyperspectral) modes. The quality of data acquired by remotely sensed imaging…

Image and Video Processing · Electrical Eng. & Systems 2022-11-22 Benhood Rasti , Yi Chang , Emanuele Dalsasso , Loïc Denis , Pedram Ghamisi

Super-resolution (SR) is a technique that allows increasing the resolution of a given image. Having applications in many areas, from medical imaging to consumer electronics, several SR methods have been proposed. Currently, the best…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Marija Vella , João F. C. Mota

Recent advances in deep-learning based methods for image matching have demonstrated their superiority over traditional algorithms, enabling correspondence estimation in challenging scenes with significant differences in viewing angles,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Rahul Deshmukh , Avinash Kak

Sparse-view satellite image surface reconstruction remains highly challenging, fundamentally because the reliability of multi-view matching under satellite imaging conditions is strongly spatially heterogeneous. Affected by large…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Min Chen , Wei Guo , Bin Wang , Wen Li , Tong Fang , Jinbo Zhang , Junqi Zhao , Hong Kuang , Han Hu , Xuming Ge , Qing Zhu , Bo Xu

Remote sensing images (RSIs) in real scenes may be disturbed by multiple factors such as optical blur, undersampling, and additional noise, resulting in complex and diverse degradation models. At present, the mainstream SR algorithms only…

Image and Video Processing · Electrical Eng. & Systems 2022-10-17 Hanlin Wu , Ning Ni , Shan Wang , Libao Zhang

The aim of blind super-resolution (SR) in computer vision is to improve the resolution of an image without prior knowledge of the degradation process that caused the image to be low-resolution. The State of the Art (SOTA) model Real-ESRGAN…

Image and Video Processing · Electrical Eng. & Systems 2023-08-01 Khoa D. Vo , Len T. Bui

Image Super-Resolution (ISR), which aims at recovering High-Resolution (HR) images from the corresponding Low-Resolution (LR) counterparts. Although recent progress in ISR has been remarkable. However, they are way too computationally…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jie Cai , Zibo Meng , Jiaming Ding , Chiu Man Ho

High resolution remote sensing imagery is used in broad range of tasks, including detection and classification of objects. High-resolution imagery is however expensive, while lower resolution imagery is often freely available and can be…

Image and Video Processing · Electrical Eng. & Systems 2021-11-08 Muhammed Razzak , Gonzalo Mateo-Garcia , Luis Gómez-Chova , Yarin Gal , Freddie Kalaitzis

3D Gaussian Splatting (3DGS) has made remarkable progress in RGBD SLAM. Current methods usually use 3D Gaussians or view-tied 3D Gaussians to represent radiance fields in tracking and mapping. However, these Gaussians are either too…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Pengchong Hu , Zhizhong Han