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Image super-resolution (SR) is an effective way to enhance the spatial resolution and detail information of remote sensing images, to obtain a superior visual quality. As SR is severely ill-conditioned, effective image priors are necessary…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Jing Sun , Huanfeng Shen , Qiangqiang Yuan , Liangpei Zhang

Current self-supervised denoising methods for paired noisy images typically involve mapping one noisy image through the network to the other noisy image. However, after measuring the spectral bias of such methods using our proposed Image…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Wang Zhang , Huaqiu Li , Xiaowan Hu , Tao Jiang , Zikang Chen , Haoqian Wang

Urban areas consume over two-thirds of the world's energy and account for more than 70 percent of global CO2 emissions. As stated in IPCC's Global Warming of 1.5C report, achieving carbon neutrality by 2050 requires a clear understanding of…

计算机视觉与模式识别 · 计算机科学 2021-11-22 Aatif Jiwani , Shubhrakanti Ganguly , Chao Ding , Nan Zhou , David M. Chan

Underwater image enhancement (UIE) techniques aim to improve visual quality of images captured in aquatic environments by addressing degradation issues caused by light absorption and scattering effects, including color distortion, blurring,…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Zheng Cheng , Wenri Wang , Guangyong Chen , Yakun Ju , Yihua Cheng , Zhisong Liu , Yanda Meng , Jintao Song

Ground Penetrating Radar (GPR) has been widely used to estimate the healthy operation of some urban roads and underground facilities. When identifying subsurface anomalies by GPR in an area, the obtained data could be unbalanced, and the…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Xiren Zhou , Shikang Liu , Ao Chen , Yizhan Fan , Huanhuan Chen

Radio maps are important for environment-aware wireless communication, network planning, and radio resource optimization. However, dense radio map construction remains challenging when only a limited number of measurements are available,…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Zhihan Zeng , Ning Wei , Muhammad Baqer Mollah , Kaihe Wang , Phee Lep Yeoh , Fei Xu , Yue Xiu , Zhongpei Zhang

Many current deep learning approaches make extensive use of backbone networks pre-trained on large datasets like ImageNet, which are then fine-tuned to perform a certain task. In remote sensing, the lack of comparable large annotated…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Konrad Heidler , Lichao Mou , Di Hu , Pu Jin , Guangyao Li , Chuang Gan , Ji-Rong Wen , Xiao Xiang Zhu

In this paper we introduce a system for unsupervised object discovery and segmentation of RGBD-images. The system models the sensor noise directly from data, allowing accurate segmentation without sensor specific hand tuning of measurement…

机器人学 · 计算机科学 2017-10-20 Johan Ekekrantz , Nils Bore , Rares Ambrus , John Folkesson , Patric Jensfelt

Accurate and reliable building footprint maps are vital to urban planning and monitoring, and most existing approaches fall back on convolutional neural networks (CNNs) for building footprint generation. However, one limitation of these…

计算机视觉与模式识别 · 计算机科学 2022-06-15 Qingyu Li , Yilei Shi , Xiao Xiang Zhu

Facial feature tracking is essential in imaging ballistocardiography for accurate heart rate estimation and enables motor degradation quantification in Parkinson's disease through skin feature tracking. While deep convolutional neural…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Jose Chang , Torbjörn E. M. Nordling

In recent years, self-supervised procedures have advanced the field of seismic noise attenuation, due to not requiring a massive amount of clean labeled data in the training stage, an unobtainable requirement for seismic data. However,…

地球物理 · 物理学 2023-10-24 Sixiu Liu , Claire Birnie , Andrey Bakulin , Ali Dawood , Ilya Silvestrov , Tariq Alkhalifah

Change detection as an interdisciplinary discipline in the field of computer vision and remote sensing at present has been receiving extensive attention and research. Due to the rapid development of society, the geographic information…

计算机视觉与模式识别 · 计算机科学 2024-05-03 Zhenyang Huang , Zhaojin Fu , Song Jintao , Genji Yuan , Jinjiang Li

The deep learning technique has been employed in removing foreground contaminants from 21 cm intensity mapping, but its effectiveness is limited by the large dynamic range of the foreground amplitude. In this study, we develop a novel…

宇宙学与河外天体物理 · 物理学 2024-03-13 Feng Shi , Haoxiang Chang , Le Zhang , Huanyuan Shan , Jiajun Zhang , Suiping Zhou , Ming Jiang , Zitong Wang

For decades, fingerprint recognition has been prevalent for security, forensics, and other biometric applications. However, the availability of good-quality fingerprints is challenging, making recognition difficult. Fingerprint images might…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Ekta Gavas , Anoop Namboodiri

Current learning-based single image super-resolution (SISR) algorithms underperform on real data due to the deviation in the assumed degrada-tion process from that in the real-world scenario. Conventional degradation processes consider…

图像与视频处理 · 电气工程与系统科学 2022-02-14 Zhenxing Dong , Hong Cao , Wang Shen , Yu Gan , Yuye Ling , Guangtao Zhai , Yikai Su

Remote sensing images inevitably suffer from various degradation factors during acquisition, including atmospheric interference, sensor limitations, and imaging conditions. These complex and heterogeneous degradations pose severe challenges…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Zhe Dong , Yuzhe Sun , Haochen Jiang , Tianzhu Liu , Yanfeng Gu

Since rainy weather always degrades image quality and poses significant challenges to most computer vision-based intelligent systems, image de-raining has been a hot research topic. Fortunately, in a rainy light field (LF) image, background…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Tao Yan , Weijiang He , Chenglong Wang , Cihang Wei , Xiangjie Zhu , Yinghui Wang , Rynson W. H. Lau

We present a novel direction-aware feature-level frequency decomposition network for single image deraining. Compared with existing solutions, the proposed network has three compelling characteristics. First, unlike previous algorithms, we…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Sen Deng , Yidan Feng , Mingqiang Wei , Haoran Xie , Yiping Chen , Jonathan Li , Xiao-Ping Zhang , Jing Qin

Deep convolutional neural networks have recently shown promising results in compressive spectral reconstruction. Previous methods, however, usually adopt a single mapping function for sparse representation. Considering that different…

图像与视频处理 · 电气工程与系统科学 2023-02-07 Shiyun Zhou , Tingfa Xu , Shaocong Dong , Jianan Li

Recently, convolutional neural network (CNN)-based methods are proposed for hyperspectral images (HSIs) denoising. Among them, unsupervised methods such as the deep image prior (DIP) have received much attention because these methods do not…

计算机视觉与模式识别 · 计算机科学 2021-06-11 Yi-Si Luo , Xi-Le Zhao , Tai-Xiang Jiang , Yu-Bang Zheng , Yi Chang