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Recent progress of deep image classification models has provided great potential to improve state-of-the-art performance in related computer vision tasks. However, the transition to semantic segmentation is hampered by strict memory…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Ivan Krešo , Josip Krapac , Siniša Šegvić

Synthetic Aperture Radar (SAR) images are inherently corrupted by speckle noise, limiting their utility in high-precision applications. While deep learning methods have shown promise in SAR despeckling, most methods employ a single unified…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Ziqing Ma , Chang Yang , Zhichang Guo , Yao Li

Digital artists often improve the aesthetic quality of digital photographs through manual retouching. Beyond global adjustments, professional image editing programs provide local adjustment tools operating on specific parts of an image.…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Sean Moran , Pierre Marza , Steven McDonagh , Sarah Parisot , Gregory Slabaugh

Resampling is an important signature of manipulated images. In this paper, we propose two methods to detect and localize image manipulations based on a combination of resampling features and deep learning. In the first method, the Radon…

Deep learning has significantly advanced building segmentation in remote sensing, yet models struggle to generalize on data of diverse geographic regions due to variations in city layouts and the distribution of building types, sizes and…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Shuang Song , Yang Tang , Rongjun Qin

Worldwide image geolocalization aims to predict precise GPS coordinates for images captured anywhere on Earth, which is challenging due to the large visual and geographic diversity. Recent methods mainly follow two paradigms:…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Pengyue Jia , Derong Xu , Yingyi Zhang , Xiaopeng Li , Wenlin Zhang , Yi Wen , Yuanshao Zhu , Xiangyu Zhao

With the expanding application scope of unmanned aerial vehicles (UAVs), the demand for stable UAV control has significantly increased. However, in complex environments, GPS signals are prone to interference, resulting in ineffective UAV…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Mingkun Li , Ziming Wang , Guang Huo , Wei Chen , Xiaoning Zhao

The increasing reliance on Global Navigation Satellite Systems (GNSS), particularly the Global Positioning System (GPS), underscores the urgent need to safeguard these technologies against malicious threats such as spoofing and jamming. As…

密码学与安全 · 计算机科学 2025-01-07 Ali Ghanbarzade , Hossein Soleimani

Modern cameras are equipped with a wide array of sensors that enable recording the geospatial context of an image. Taking advantage of this, we explore depth estimation under the assumption that the camera is geocalibrated, a problem we…

计算机视觉与模式识别 · 计算机科学 2021-09-22 Scott Workman , Hunter Blanton

As large-scale heterogeneous data sets become increasingly available, adapting foundation models at low cost has become a key issue. Seminal works in natural language processing, e.g. Low-Rank Adaptation (LoRA), leverage the low "intrinsic…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Romain Thoreau , Valerio Marsocci , Dawa Derksen

The extensive coverage offered by satellites makes them effective in enhancing service continuity for users on dynamic airborne and maritime platforms, such as airplanes and ships. In particular, geosynchronous Earth orbit (GEO) satellites…

信息论 · 计算机科学 2023-12-27 Dong-Hyun Jung , Hongjae Nam , Junil Choi , David J. Love

This paper presents a despeckling method for Sentinel-1 GRD images based on the recently proposed framework "SAR2SAR": a self-supervised training strategy. Training the deep neural network on collections of Sentinel 1 GRD images leads to a…

图像与视频处理 · 电气工程与系统科学 2021-10-28 Nicolas Gasnier , Emanuele Dalsasso , Loïc Denis , Florence Tupin

Static meshes with texture maps have attracted considerable attention in both industrial manufacturing and academic research, leading to an urgent requirement for effective and robust objective quality evaluation. However, current…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Qi Yang , Joel Jung , Xiaozhong Xu , Shan Liu

Hyperspectral imaging is one of the most promising techniques for intraoperative tissue characterisation. Snapshot mosaic cameras, which can capture hyperspectral data in a single exposure, have the potential to make a real-time…

图像与视频处理 · 电气工程与系统科学 2021-12-02 Peichao Li , Michael Ebner , Philip Noonan , Conor Horgan , Anisha Bahl , Sebastien Ourselin , Jonathan Shapey , Tom Vercauteren

In recent years, advanced image editing and generation methods have rapidly evolved, making detecting and locating forged image content increasingly challenging. Most existing image forgery detection methods rely on identifying the edited…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Hengrun Zhao , Yunzhi Zhuge , Yifan Wang , Lijun Wang , Huchuan Lu , Yu Zeng

Deconvolution of large survey images with millions of galaxies requires to develop a new generation of methods which can take into account a space variant Point Spread Function (PSF) and have to be at the same time accurate and fast. We…

天体物理仪器与方法 · 物理学 2020-09-16 Florent Sureau , Alexis Lechat , Jean-Luc Starck

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

Side-scan sonar (SSS) images are susceptible to motion-induced geometric distortion, which degrades their reliability for seabed interpretation and downstream tasks. Existing correction methods either exploit image-domain consistency…

大气与海洋物理 · 物理学 2026-04-23 Can Lei , Valerio Franchi , Hayat Rajani , Nuno Gracias , Rafael Garcia , Huigang Wang

In this paper, we propose a novel dense surfel mapping system that scales well in different environments with only CPU computation. Using a sparse SLAM system to estimate camera poses, the proposed mapping system can fuse intensity images…

机器人学 · 计算机科学 2019-09-11 Kaixuan Wang , Fei Gao , Shaojie Shen

Dehazing is in the image processing and computer vision communities, the task of enhancing the image taken in foggy conditions. To better understand this type of algorithm, we present in this document a dehazing method which is suitable for…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Bangyong Sun , Vincent Whannou de Dravo , Zhe Yu