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High-quality images are crucial in remote sensing and UAV applications, but atmospheric haze can severely degrade image quality, making image dehazing a critical research area. Since the introduction of deep convolutional neural networks,…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Gao Yu Lee , Jinkuan Chen , Tanmoy Dam , Md Meftahul Ferdaus , Daniel Puiu Poenar , Vu N Duong

Despite remarkable progress on visual recognition tasks, deep neural-nets still struggle to generalize well when training data is scarce or highly imbalanced, rendering them extremely vulnerable to real-world examples. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Shiran Zada , Itay Benou , Michal Irani

In this letter, we propose a pseudo-siamese convolutional neural network (CNN) architecture that enables to solve the task of identifying corresponding patches in very-high-resolution (VHR) optical and synthetic aperture radar (SAR) remote…

图像与视频处理 · 电气工程与系统科学 2018-05-23 Lloyd H. Hughes , Michael Schmitt , Lichao Mou , Yuanyuan Wang , Xiao Xiang Zhu

Most raw data download from satellites are useless, resulting in transmission waste, one solution is to process data directly on satellites, then only transmit the processed results to the ground. Image processing is the main data…

图像与视频处理 · 电气工程与系统科学 2019-12-11 Ling Li , Junxing Hu , Fengge Wu , Junsuo Zhao

Noise is an important factor which when get added to an image reduces its quality and appearance. So in order to enhance the image qualities, it has to be removed with preserving the textural information and structural features of image.…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Vivek Kumar , Atul Samadhiya

Synthetic Aperture Radar (SAR) utilizes the movement of the radar antenna over a specific area of interest to achieve higher spatial resolution imaging. In this paper, we aim to investigate the realization of SAR imaging for a stationary…

信息检索 · 计算机科学 2024-09-19 Yifan Sun , Rang Liu , Zhiping Lu , Honghao Luo , Ming Li , Qian Liu

Deep learning (DL) has proven to be a suitable approach for despeckling synthetic aperture radar (SAR) images. So far, most DL models are trained to reduce speckle that follows a particular distribution, either using simulated noise or a…

图像与视频处理 · 电气工程与系统科学 2021-03-15 Adugna G. Mullissa , Diego Marcos , Devis Tuia , Martin Herold , Johannes Reiche

In this paper we aim to tackle the problem of reconstructing a high-resolution image from a single low-resolution input image, known as single image super-resolution. In the literature, sparse representation has been used to address this…

计算机视觉与模式识别 · 计算机科学 2016-03-23 Mohammad Rostami , Zhou Wang

Low-light images, i.e. the images captured in low-light conditions, suffer from very poor visibility caused by low contrast, color distortion and significant measurement noise. Low-light image enhancement is about improving the visibility…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Jinxiu Liang , Yong Xu , Yuhui Quan , Jingwen Wang , Haibin Ling , Hui Ji

The utility of Synthetic Aperture Radar (SAR) imagery in remote sensing and satellite image analysis is well established, offering robustness under various weather and lighting conditions. However, SAR images, characterized by their unique…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Grant Rosario , David Noever

In remote sensing, images acquired by various earth observation satellites tend to have either a high spatial and low spectral resolution or vice versa. Pansharpening is a technique which aims to improve spatial resolution of multispectral…

计算机视觉与模式识别 · 计算机科学 2015-11-17 Shailesh Panchal , Rajesh Thakker

Several methods have recently been proposed for the Single Image Super-Resolution (SISR) problem. The current methods assume that a single low-resolution image can only yield a single high-resolution image. In addition, all of these methods…

图像与视频处理 · 电气工程与系统科学 2020-07-02 Vasileios Lioutas

This paper proposes a precise signal recovery method with multilayered non-convex regularization, enhancing sparsity/low-rankness for high-dimensional signals including images and videos. In optimization-based signal recovery, multilayered…

信号处理 · 电气工程与系统科学 2024-09-24 Akari Katsuma , Seisuke Kyochi , Shunsuke Ono , Ivan Selesnick

The issue of image haze removal has attracted wide attention in recent years. However, most existing haze removal methods cannot restore the scene with clear blue sky, since the color and texture information of the object in the original…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Xiaoyan Zhang , Gaoyang Tang , Yingying Zhu , Qi Tian

The problem of reconstruction of digital images from their degraded measurements is regarded as a problem of central importance in various fields of engineering and imaging sciences. In such cases, the degradation is typically caused by the…

计算机视觉与模式识别 · 计算机科学 2010-01-06 E. Shaked , O. Michailovich

Increasing the resolution of image sensors has been a never ending struggle since many years. In this paper, we propose a novel image sensor layout which allows for the acquisition of images at a higher resolution and improved quality. For…

图像与视频处理 · 电气工程与系统科学 2022-04-28 Jürgen Seiler , Markus Jonscher , Thomas Ussmueller , André Kaup

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…

信号处理 · 电气工程与系统科学 2023-04-11 Guoru Zhou , Zhongqiu Xu , Yizhe Fan , Zhe Zhang , Xiaolan Qiu , Bingchen Zhang , Kun Fu , Yirong Wu

Hyperspectral cameras face challenging spatial-spectral resolution trade-offs and are more affected by shot noise than RGB photos taken over the same total exposure time. Here, we present a colorization algorithm to reconstruct…

计算机视觉与模式识别 · 计算机科学 2024-03-19 M. Kerem Aydin , Qi Guo , Emma Alexander

We introduce SCAR, a method for long-term auto-calibration refinement of aerial visual-inertial systems that exploits georeferenced satellite imagery as a persistent global reference. SCAR estimates both intrinsic and extrinsic parameters…

计算机视觉与模式识别 · 计算机科学 2026-02-19 Henry Hölzemann , Michael Schleiss

Bistatic Integrated Sensing and Communication (ISAC) is poised to become a cornerstone technology in next-generation communication networks, such as Beyond 5G (B5G) and 6G, by enabling the concurrent execution of sensing and communication…

信号处理 · 电气工程与系统科学 2025-07-15 Yi Wang , Keke Zu , Luping Xiang , Martin Haardt , Chaochao Wang , Xianchao Zhang , Kun Yang