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相关论文: Hand-held Video Deblurring via Efficient Fourier A…

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Removing blur caused by camera shake in images has always been a challenging problem in computer vision literature due to its ill-posed nature. Motion blur caused due to the relative motion between the camera and the object in 3D space…

计算机视觉与模式识别 · 计算机科学 2017-09-12 Sainandan Ramakrishnan , Shubham Pachori. Aalok Gangopadhyay , Shanmuganathan Raman

Videos acquired in low-light conditions often exhibit motion blur, which depends on the motion of the objects relative to the camera. This is not only visually unpleasing, but can hamper further processing. With this paper we are the first…

计算机视觉与模式识别 · 计算机科学 2016-07-29 Anita Sellent , Carsten Rother , Stefan Roth

We present a method to extract a video sequence from a single motion-blurred image. Motion-blurred images are the result of an averaging process, where instant frames are accumulated over time during the exposure of the sensor.…

计算机视觉与模式识别 · 计算机科学 2018-04-12 Meiguang Jin , Givi Meishvili , Paolo Favaro

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

Video deblurring is a highly under-constrained problem due to the spatially and temporally varying blur. An intuitive approach for video deblurring includes two steps: a) detecting the blurry region in the current frame; b) utilizing the…

计算机视觉与模式识别 · 计算机科学 2022-07-28 Yusheng Wang , Yunfan Lu , Ye Gao , Lin Wang , Zhihang Zhong , Yinqiang Zheng , Atsushi Yamashita

Compared to DSLR cameras, smartphone cameras have smaller sensors, which limits their spatial resolution; smaller apertures, which limits their light gathering ability; and smaller pixels, which reduces their signal-to noise ratio. The use…

计算机视觉与模式识别 · 计算机科学 2021-02-18 Bartlomiej Wronski , Ignacio Garcia-Dorado , Manfred Ernst , Damien Kelly , Michael Krainin , Chia-Kai Liang , Marc Levoy , Peyman Milanfar

For the success of video deblurring, it is essential to utilize information from neighboring frames. Most state-of-the-art video deblurring methods adopt motion compensation between video frames to aggregate information from multiple frames…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Hyeongseok Son , Junyong Lee , Jonghyeop Lee , Sunghyun Cho , Seungyong Lee

With the improvement of social life quality and the real needs of daily work, images are more and more all around us. Image blurring due to camera shake, human movement, etc. has become the key to affecting image quality. How to remove…

计算机视觉与模式识别 · 计算机科学 2022-02-16 ChuMiao Li

Various blur distortions in video will cause negative impact on both human viewing and video-based applications, which makes motion-robust deblurring methods urgently needed. Most existing works have strong dataset dependency and limited…

计算机视觉与模式识别 · 计算机科学 2020-03-27 Ya Zhou , Jianfeng Xu , Kazuyuki Tasaka , Zhibo Chen , Weiping Li

Abrupt motion of camera or objects in a scene result in a blurry video, and therefore recovering high quality video requires two types of enhancements: visual enhancement and temporal upsampling. A broad range of research attempted to…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Dawit Mureja Argaw , Junsik Kim , Francois Rameau , In So Kweon

Objects moving at high speed appear significantly blurred when captured with cameras. The blurry appearance is especially ambiguous when the object has complex shape or texture. In such cases, classical methods, or even humans, are unable…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Denys Rozumnyi , Martin R. Oswald , Vittorio Ferrari , Jiri Matas , Marc Pollefeys

Videos captured by consumer cameras often exhibit temporal variations in color and tone that are caused by camera auto-adjustments like white-balance and exposure. When such videos are sub-sampled to play fast-forward, as in the…

图形学 · 计算机科学 2017-10-02 Xuaner Cecilia Zhang , Joon-Young Lee , Kalyan Sunkavalli , Zhaowen Wang

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

Video deblurring is essential task for autonomous driving, facial recognition, and security surveillance. Traditional methods directly estimate motion blur kernels, often introducing artifacts and leading to poor results. Recent approaches…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Yang Tian , Fabio Brau , Giulio Rossolini , Giorgio Buttazzo , Hao Meng

Video deblurring remains a challenging task due to various causes of blurring. Traditional methods have considered how to utilize neighboring frames by the single-scale alignment for restoration. However, they typically suffer from…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Leitian Tao , Zhenzhong Chen

Video deblurring is a challenging task due to the spatially variant blur caused by camera shake, object motions, and depth variations, etc. Existing methods usually estimate optical flow in the blurry video to align consecutive frames or…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Shangchen Zhou , Jiawei Zhang , Jinshan Pan , Haozhe Xie , Wangmeng Zuo , Jimmy Ren

Video deblurring is a challenging problem as the blur is complex and usually caused by the combination of camera shakes, object motions, and depth variations. Optical flow can be used for kernel estimation since it predicts motion…

计算机视觉与模式识别 · 计算机科学 2017-08-14 Wenqi Ren , Jinshan Pan , Xiaochun Cao , Ming-Hsuan Yang

Accurately estimating 3D hand pose is crucial for understanding how humans interact with the world. Despite remarkable progress, existing methods often struggle to generate plausible hand poses when the hand is heavily occluded or blurred.…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Qichen Fu , Xingyu Liu , Ran Xu , Juan Carlos Niebles , Kris M. Kitani

It is hard to estimate optical flow given a realworld video sequence with camera shake and other motion blur. In this paper, we first investigate the blur parameterization for video footage using near linear motion elements. we then combine…

计算机视觉与模式识别 · 计算机科学 2016-03-08 Wenbin Li , Yang Chen , JeeHang Lee , Gang Ren , Darren Cosker

Local motion blur in digital images originates from the relative motion between dynamic objects and static imaging systems during exposure. Existing deblurring methods face significant challenges in addressing this problem due to their…

计算机视觉与模式识别 · 计算机科学 2025-07-11 Wei Shang , Dongwei Ren , Wanying Zhang , Pengfei Zhu , Qinghua Hu , Wangmeng Zuo