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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

Reconstructing a sequence of sharp images from the blurry input is crucial for enhancing our insights into the captured scene and poses a significant challenge due to the limited temporal features embedded in the image. Spike cameras,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Kang Chen , Shiyan Chen , Jiyuan Zhang , Baoyue Zhang , Yajing Zheng , Tiejun Huang , Zhaofei Yu

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

Image deblurring tries to eliminate degradation elements of an image causing blurriness and improve the quality of an image for better texture and object visualization. Traditionally, prior-based optimization approaches predominated in…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Sajjad Amrollahi Biyouki , Hoon Hwangbo

We present a simple and effective deep convolutional neural network (CNN) model for video deblurring. The proposed algorithm mainly consists of optical flow estimation from intermediate latent frames and latent frame restoration steps. It…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Jinshan Pan , Haoran Bai , Jinhui Tang

This paper presents a new system to obtain dense object reconstructions along with 6-DoF poses from a single image. Geared towards high fidelity reconstruction, several recent approaches leverage implicit surface representations and deep…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Aniket Pokale , Aditya Aggarwal , K. Madhava Krishna

We present a method that takes as input a single dual-pixel image, and simultaneously estimates the image's defocus map -- the amount of defocus blur at each pixel -- and recovers an all-in-focus image. Our method is inspired from recent…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Shumian Xin , Neal Wadhwa , Tianfan Xue , Jonathan T. Barron , Pratul P. Srinivasan , Jiawen Chen , Ioannis Gkioulekas , Rahul Garg

In the previous blind deconvolution methods, de-blurred images can be obtained by using the edge or pixel information. However, the existing edge-based methods did not take advantage of edge information in ommi-directions, but only used…

Computer Vision and Pattern Recognition · Computer Science 2019-05-06 Trung Dung Do , Xuenan Cui , Thi Hai Binh Nguyen , Hakil Kim , Van Huan Nguyen

Multi-scale approach has been used for blind image / video deblurring problems to yield excellent performance for both conventional and recent deep-learning-based state-of-the-art methods. Bicubic down-sampling is a typical choice for…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Dongwon Park , Jisoo Kim , Se Young Chun

In this work, we propose a new approach for efficient edge-preserving image deconvolution. Our algorithm is based on a novel type of explicit image filter - guided filter. The guided filter can be used as an edge-preserving smoothing…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 Hang Yang , Ming Zhu , Zhongbo Zhang , Heyan Huang

Blind motion deblurring is one of the most basic and challenging problems in image processing and computer vision. It aims to recover a sharp image from its blurred version knowing nothing about the blur process. Many existing methods use…

Computer Vision and Pattern Recognition · Computer Science 2019-01-09 Quan Yuan , Junxia Li , Lingwei Zhang , Zhefu Wu , Guangyu Liu

Deblurring is the task of restoring a blurred image to a sharp one, retrieving the information lost due to the blur. In blind deblurring we have no information regarding the blur kernel. As deblurring can be considered as an image to image…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Manoj Kumar Lenka , Anubha Pandey , Anurag Mittal

We present a model for non-blind image deconvolution that incorporates the classic iterative method into a deep learning application. Instead of using large over-parameterised generative networks to create sharp picture representations, we…

Image and Video Processing · Electrical Eng. & Systems 2022-10-03 Tomas Chobola , Anton Theileis , Jan Taucher , Tingying Peng

Phase recovery from intensity-only measurements forms the heart of coherent imaging techniques and holography. Here we demonstrate that a neural network can learn to perform phase recovery and holographic image reconstruction after…

Computer Vision and Pattern Recognition · Computer Science 2017-12-13 Yair Rivenson , Yibo Zhang , Harun Gunaydin , Da Teng , Aydogan Ozcan

Face Restoration (FR) aims to restore High-Quality (HQ) faces from Low-Quality (LQ) input images, which is a domain-specific image restoration problem in the low-level computer vision area. The early face restoration methods mainly use…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Tao Wang , Kaihao Zhang , Jiankang Deng , Tong Lu , Wei Liu , Stefanos Zafeiriou

Defocus blur arises in images that are captured with a shallow depth of field due to the use of a wide aperture. Correcting defocus blur is challenging because the blur is spatially varying and difficult to estimate. We propose an effective…

Image and Video Processing · Electrical Eng. & Systems 2020-07-20 Abdullah Abuolaim , Michael S. Brown

Face image quality is an important factor in facial recognition systems as its verification and recognition accuracy is highly dependent on the quality of image presented. Rejecting low quality images can significantly increase the accuracy…

Computer Vision and Pattern Recognition · Computer Science 2018-11-13 Vishal Agarwal

Photosequencing aims to transform a motion blurred image to a sequence of sharp images. This problem is challenging due to the inherent ambiguities in temporal ordering as well as the recovery of lost spatial textures due to blur. Adopting…

Computer Vision and Pattern Recognition · Computer Science 2019-12-13 Vijay Rengarajan , Shuo Zhao , Ruiwen Zhen , John Glotzbach , Hamid Sheikh , Aswin C. Sankaranarayanan

Blind image restoration processors based on convolutional neural network (CNN) are intensively researched because of their high performance. However, they are too sensitive to the perturbation of the degradation model. They easily fail to…

Computer Vision and Pattern Recognition · Computer Science 2018-09-12 Kazutaka Uchida , Masayuki Tanaka , Masatoshi Okutomi

Recent advancements in image motion deblurring, driven by CNNs and transformers, have made significant progress. Large-scale pre-trained diffusion models, which are rich in real-world modeling, have shown great promise for high-quality…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Xiaoyang Liu , Zhengyan Zhou , Zihang Xu , Jiezhang Cao , Zheng Chen , Yulun Zhang