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Deblurring can not only provide visually more pleasant pictures and make photography more convenient, but also can improve the performance of objection detection as well as tracking. However, removing dynamic scene blur from images is a…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Jiawei Zhang , Jinshan Pan , Daoye Wang , Shangchen Zhou , Xing Wei , Furong Zhao , Jianbo Liu , Jimmy Ren

Successfully training end-to-end deep networks for real motion deblurring requires datasets of sharp/blurred image pairs that are realistic and diverse enough to achieve generalization to real blurred images. Obtaining such datasets remains…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Guillermo Carbajal , Patricia Vitoria , José Lezama , Pablo Musé

Currently, many blind deblurring methods assume blurred images are noise-free and perform unsatisfactorily on the blurry images with noise. Unfortunately, noise is quite common in real scenes. A straightforward solution is to denoise images…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Si Miao , Yongxin Zhu

Blurry images usually exhibit similar blur at various locations across the image domain, a property barely captured in nowadays blind deblurring neural networks. We show that when extracting patches of similar underlying blur is possible,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Thomas Eboli , Jean-Michel Morel , Gabriele Facciolo

We present a simple and effective approach for non-blind image deblurring, combining classical techniques and deep learning. In contrast to existing methods that deblur the image directly in the standard image space, we propose to perform…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Jiangxin Dong , Stefan Roth , Bernt Schiele

Neural Radiance Field (NeRF) has gained considerable attention recently for 3D scene reconstruction and novel view synthesis due to its remarkable synthesis quality. However, image blurriness caused by defocus or motion, which often occurs…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Li Ma , Xiaoyu Li , Jing Liao , Qi Zhang , Xuan Wang , Jue Wang , Pedro V. Sander

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

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

Blind motion deblurring involves reconstructing a sharp image from an observation that is blurry. It is a problem that is ill-posed and lies in the categories of image restoration problems. The training data-based methods for image…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Harshil Jain , Rohit Patil , Indra Deep Mastan , Shanmuganathan Raman

Video restoration (e.g., video super-resolution) aims to restore high-quality frames from low-quality frames. Different from single image restoration, video restoration generally requires to utilize temporal information from multiple…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Jingyun Liang , Jiezhang Cao , Yuchen Fan , Kai Zhang , Rakesh Ranjan , Yawei Li , Radu Timofte , Luc Van Gool

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…

Computer Vision and Pattern Recognition · Computer Science 2016-07-29 Anita Sellent , Carsten Rother , Stefan Roth

Image blurring refers to the degradation of an image wherein the image's overall sharpness decreases. Image blurring is caused by several factors. Additionally, during the image acquisition process, noise may get added to the image. Such a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Poorna Banerjee Dasgupta

A shallow depth-of-field image keeps the subject in focus, and the foreground and background contexts blurred. This effect requires much larger lens apertures than those of smartphone cameras. Conventional methods acquire RGB-D images and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Meng-Lin Wu , Venkata Ravi Kiran Dayana , Hau Hwang

Event cameras are emerging imaging technology that offers advantages over conventional frame-based imaging sensors in dynamic range and sensing speed. Complementing the rich texture and color perception of traditional image frames, the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Peiqi Duan , Boyu Li , Yixin Yang , Hanyue Lou , Minggui Teng , Yi Ma , Boxin Shi

This paper presents a comprehensive study and improvement of the Restormer architecture for high-resolution image motion deblurring. We introduce architectural modifications that reduce model complexity by 18.4% while maintaining or…

Computer Vision and Pattern Recognition · Computer Science 2025-01-31 Amanturdieva Akmaral , Muhammad Hamza Zafar

For single image defocus deblurring, acquiring well-aligned training pairs (or training triplets), i.e., a defocus blurry image, an all-in-focus sharp image (and a defocus blur map), is a challenging task for developing effective deblurring…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Dongwei Ren , Xinya Shu , Yu Li , Xiaohe Wu , Jin Li , Wangmeng Zuo

We propose a deblurring method that incorporates gyroscope measurements into a convolutional neural network (CNN). With the help of such measurements, it can handle extremely strong and spatially-variant motion blur. At the same time, the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Janne Mustaniemi , Juho Kannala , Simo Särkkä , Jiri Matas , Janne Heikkilä

In this paper, we consider the problem in defocus image deblurring. Previous classical methods follow two-steps approaches, i.e., first defocus map estimation and then the non-blind deblurring. In the era of deep learning, some researchers…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Qian Ye , Masanori Suganuma , Takayuki Okatani

Video object detection is a fundamental problem in computer vision and has a wide spectrum of applications. Based on deep networks, video object detection is actively studied for pushing the limits of detection speed and accuracy. To reduce…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Xinggang Wang , Zhaojin Huang , Bencheng Liao , Lichao Huang , Yongchao Gong , Chang Huang

In frame-based vision, object detection faces substantial performance degradation under challenging conditions due to the limited sensing capability of conventional cameras. Event cameras output sparse and asynchronous events, providing a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Hu Cao , Zehua Zhang , Yan Xia , Xinyi Li , Jiahao Xia , Guang Chen , Alois Knoll