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Related papers: Unfolding a blurred image

200 papers

Bimodal objects, such as the checkerboard pattern used in camera calibration, markers for object tracking, and text on road signs, to name a few, are prevalent in our daily lives and serve as a visual form to embed information that can be…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Shijie Lin , Xiang Zhang , Lei Yang , Lei Yu , Bin Zhou , Xiaowei Luo , Wenping Wang , Jia Pan

We propose a learned-structured unfolding neural network for the problem of compressive sparse multichannel blind-deconvolution. In this problem, each channel's measurements are given as convolution of a common source signal and sparse…

Signal Processing · Electrical Eng. & Systems 2021-02-15 Bahareh Tolooshams , Satish Mulleti , Demba Ba , Yonina C. Eldar

We propose a novel deep learning framework for animation video resequencing. Our system produces new video sequences by minimizing a perceptual distance of images from an existing animation video clip. To measure perceptual distance, we…

Graphics · Computer Science 2021-11-03 Charles C. Morace , Thi-Ngoc-Hanh Le , Sheng-Yi Yao , Shang-Wei Zhang , Tong-Yee Lee

Video denoising is to remove noise from noise-corrupted data, thus recovering true signals via spatiotemporal processing. Existing approaches for spatiotemporal video denoising tend to suffer from motion blur artifacts, that is, the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Ce Wang , S. Kevin Zhou , Zhiwei Cheng

In this paper, we propose a novel design of image deblurring in the form of one-shot convolution filtering that can directly convolve with naturally blurred images for restoration. The problem of optical blurring is a common disadvantage to…

Image and Video Processing · Electrical Eng. & Systems 2019-07-22 Mahdi S. Hosseini , Konstantinos N. Plataniotis

In this paper, we tackle the problem of estimating the depth of a scene from a monocular video sequence. In particular, we handle challenging scenarios, such as non-translational camera motion and dynamic scenes, where traditional structure…

Computer Vision and Pattern Recognition · Computer Science 2015-11-20 Miaomiao Liu , Mathieu Salzmann , Xuming He

In this paper, we propose a very deep fully convolutional encoding-decoding framework for image restoration such as denoising and super-resolution. The network is composed of multiple layers of convolution and de-convolution operators,…

Computer Vision and Pattern Recognition · Computer Science 2016-09-02 Xiao-Jiao Mao , Chunhua Shen , Yu-Bin Yang

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…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Shangchen Zhou , Jiawei Zhang , Jinshan Pan , Haozhe Xie , Wangmeng Zuo , Jimmy Ren

The key success factor of the video deblurring methods is to compensate for the blurry pixels of the mid-frame with the sharp pixels of the adjacent video frames. Therefore, mainstream methods align the adjacent frames based on the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Huicong Zhang , Haozhe Xie , Hongxun Yao

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…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Taewoo Kim , Jaeseok Jeong , Hoonhee Cho , Yuhwan Jeong , Kuk-Jin Yoon

Although traditionally used in the machine translation field, the encoder-decoder framework has been recently applied for the generation of video and image descriptions. The combination of Convolutional and Recurrent Neural Networks in…

Computer Vision and Pattern Recognition · Computer Science 2016-12-13 Álvaro Peris , Marc Bolaños , Petia Radeva , Francisco Casacuberta

We propose a method to estimate 3D human poses from substantially blurred images. The key idea is to tackle the inverse problem of image deblurring by modeling the forward problem with a 3D human model, a texture map, and a sequence of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Yiming Zhao , Denys Rozumnyi , Jie Song , Otmar Hilliges , Marc Pollefeys , Martin R. Oswald

Human action recognition has become one of the most active field of research in computer vision due to its wide range of applications, like surveillance, medical, industrial environments, smart homes, among others. Recently, deep learning…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Samuel Felipe dos Santos , Jurandy Almeida

Most video super-resolution methods super-resolve a single reference frame with the help of neighboring frames in a temporal sliding window. They are less efficient compared to the recurrent-based methods. In this work, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Takashi Isobe , Xu Jia , Shuhang Gu , Songjiang Li , Shengjin Wang , Qi Tian

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…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Wei Shang , Dongwei Ren , Wanying Zhang , Pengfei Zhu , Qinghua Hu , Wangmeng Zuo

A key challenge in self-supervised video representation learning is how to effectively capture motion information besides context bias. While most existing works implicitly achieve this with video-specific pretext tasks (e.g., predicting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Lianghua Huang , Yu Liu , Bin Wang , Pan Pan , Yinghui Xu , Rong Jin

True video understanding requires making sense of non-lambertian scenes where the color of light arriving at the camera sensor encodes information about not just the last object it collided with, but about multiple mediums -- colored…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Jean-Baptiste Alayrac , João Carreira , Andrew Zisserman

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…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Jin-Ting He , Fu-Jen Tsai , Jia-Hao Wu , Yan-Tsung Peng , Chung-Chi Tsai , Chia-Wen Lin , Yen-Yu Lin

Super-resolution reconstruction techniques entail the utilization of software algorithms to transform one or more sets of low-resolution images captured from the same scene into high-resolution images. In recent years, considerable…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Hao Yan , Zixiang Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu , Ranran Lyu

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…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Zhongbao Yang , Jiangxin Dong , Jinhui Tang , Jinshan Pan