中文
相关论文

相关论文: Learning Spatially Varying Pixel Exposures for Mot…

200 篇论文

Real-world imaging systems acquire measurements that are degraded by noise, optical aberrations, and other imperfections that make image processing for human viewing and higher-level perception tasks challenging. Conventional cameras…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Steven Diamond , Vincent Sitzmann , Frank Julca-Aguilar , Stephen Boyd , Gordon Wetzstein , Felix Heide

In recent years, large convolutional neural networks have been widely used as tools for image deblurring, because of their ability in restoring images very precisely. It is well known that image deblurring is mathematically modeled as an…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Davide Evangelista , Elena Morotti , Elena Loli Piccolomini , James Nagy

When taking photos under an environment with insufficient light, the exposure time and the sensor gain usually require to be carefully chosen to obtain images with satisfying visual quality. For example, the images with high ISO usually…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Zhilu Zhang , Rongjian Xu , Ming Liu , Zifei Yan , Wangmeng Zuo

Low-quality face image restoration is a popular research direction in today's computer vision field. It can be used as a pre-work for tasks such as face detection and face recognition. At present, there is a lot of work to solve the problem…

计算机视觉与模式识别 · 计算机科学 2021-03-04 Shiqing Fan , Ye Luo

As a powerful statistical image modeling technique, sparse representation has been successfully used in various image restoration applications. The success of sparse representation owes to the development of l1-norm optimization techniques,…

计算机视觉与模式识别 · 计算机科学 2015-05-20 Weisheng Dong , Lei Zhang , Guangming Shi , Xiaolin Wu

We present a new method for blind motion deblurring that uses a neural network trained to compute estimates of sharp image patches from observations that are blurred by an unknown motion kernel. Instead of regressing directly to patch…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Ayan Chakrabarti

Blind image deblurring is a fundamental and challenging computer vision problem, which aims to recover both the blur kernel and the latent sharp image from only a blurry observation. Despite the superiority of deep learning methods in image…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Pei Wang , Wei Sun , Qingsen Yan , Axi Niu , Rui Li , Yu Zhu , Jinqiu Sun , Yanning Zhang

Dynamic scene video deblurring aims to remove undesirable blurry artifacts captured during the exposure process. Although previous video deblurring methods have achieved impressive results, they suffer from significant performance drops due…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Jin-Ting He , Fu-Jen Tsai , Jia-Hao Wu , Yan-Tsung Peng , Chung-Chi Tsai , Chia-Wen Lin , Yen-Yu Lin

Images taken in a low light condition with the presence of camera shake suffer from motion blur and photon shot noise. While state-of-the-art image restoration networks show promising results, they are largely limited to well-illuminated…

图像与视频处理 · 电气工程与系统科学 2023-04-07 Yash Sanghvi , Zhiyuan Mao , Stanley H. Chan

Long exposure photography produces stunning imagery, representing moving elements in a scene with motion-blur. It is generally employed in two modalities, producing either a foreground or a background blur effect. Foreground blur images are…

计算机视觉与模式识别 · 计算机科学 2023-08-04 Eric Tabellion , Nikhil Karnad , Noa Glaser , Ben Weiss , David E. Jacobs , Yael Pritch

Slow shutter speed and long exposure time of frame-based cameras often cause visual blur and loss of inter-frame information, degenerating the overall quality of captured videos. To this end, we present a unified framework of event-based…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Xiang Zhang , Lei Yu

The conventional methods for estimating camera poses and scene structures from severely blurry or low resolution images often result in failure. The off-the-shelf deblurring or super-resolution methods may show visually pleasing results.…

计算机视觉与模式识别 · 计算机科学 2017-09-19 Haesol Park , Kyoung Mu Lee

This paper addresses the deconvolution of an image that has been obtained by superimposing many copies of an underlying unknown image of interest. The superposition is assumed to not be exact due to noise, and is described using an error…

数值分析 · 数学 2007-10-04 Wooram Park , Daniel N. Rockmore , Dean Madden , Gregory S. Chirikjian

Sparse decomposition has been widely used for different applications, such as source separation, image classification and image denoising. This paper presents a new algorithm for segmentation of an image into background and foreground text…

计算机视觉与模式识别 · 计算机科学 2016-12-22 Shervin Minaee , Yao Wang

Although significant progress has been made in reconstructing sharp 3D scenes from motion-blurred images, a transition to real-world applications remains challenging. The primary obstacle stems from the severe blur which leads to…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Jeongtaek Oh , Jaeyoung Chung , Dongwoo Lee , Kyoung Mu Lee

Image deblurring has advanced rapidly with deep learning, yet most methods exhibit poor generalization beyond their training datasets, with performance dropping significantly in real-world scenarios. Our analysis shows this limitation stems…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Yuanting Gao , Shuo Cao , Xiaohui Li , Yuandong Pu , Yihao Liu , Kai Zhang

In low-light conditions, capturing videos with frame-based cameras often requires long exposure times, resulting in motion blur and reduced visibility. While frame-based motion deblurring and low-light enhancement have been studied, they…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Taewoo Kim , Jaeseok Jeong , Hoonhee Cho , Yuhwan Jeong , Kuk-Jin Yoon

Blind image deblurring is the process of recovering a sharp image from a blurred one without prior knowledge about the blur kernel. It is a small data problem, since the key challenge lies in estimating the unknown degrees of blur from a…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Abdul Mohaimen Al Radi , Prothito Shovon Majumder , Md. Mosaddek Khan

Removing blur caused by moving objects is challenging, as the moving objects are usually significantly blurry while the static background remains clear. Existing methods that rely on local blur detection often suffer from inaccuracies and…

计算机视觉与模式识别 · 计算机科学 2024-12-13 Zhongbao Yang , Jiangxin Dong , Jinhui Tang , Jinshan Pan

Image deblurring aims to remove undesired blurs from an image captured in a dynamic scene. Much research has been dedicated to improving deblurring performance through model architectural designs. However, there is little work on data…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Jia-Hao Wu , Fu-Jen Tsai , Yan-Tsung Peng , Chung-Chi Tsai , Chia-Wen Lin , Yen-Yu Lin