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We revisit the Blind Deconvolution problem with a focus on understanding its robustness and convergence properties. Provable robustness to noise and other perturbations is receiving recent interest in vision, from obtaining immunity to…

Computer Vision and Pattern Recognition · Computer Science 2018-03-23 Sathya N. Ravi , Ronak Mehta , Vikas Singh

Face deblurring aims to restore a clear face image from a blurred input image with more explicit structure and facial details. However, most conventional image and face deblurring methods focus on the whole generated image resolution…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Xian Zhang , Hao Zhang , Jiancheng Lv , Xiaojie Li

Despite deep end-to-end learning methods have shown their superiority in removing non-uniform motion blur, there still exist major challenges with the current multi-scale and scale-recurrent models: 1) Deconvolution/upsampling operations in…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Hongguang Zhang , Yuchao Dai , Hongdong Li , Piotr Koniusz

Deep learning-based low-light image enhancers have made significant progress in recent years, with a trend towards achieving satisfactory visual quality while gradually reducing the number of parameters and improving computational…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Nan An , Long Ma , Guangchao Han , Xin Fan , RIsheng Liu

Many computer vision and image processing applications rely on local features. It is well-known that motion blur decreases the performance of traditional feature detectors and descriptors. We propose an inertial-based deblurring method for…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Janne Mustaniemi , Juho Kannala , Simo Särkkä , Jiri Matas , Janne Heikkilä

Coherent noise regularly plagues seismic recordings, causing artefacts and uncertainties in products derived from down-the-line processing and imaging tasks. The outstanding capabilities of deep learning in denoising of natural and medical…

Geophysics · Physics 2022-06-02 Sixiu Liu , Claire Birnie , Tariq Alkhalifah

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…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Hyeongseok Son , Junyong Lee , Jonghyeop Lee , Sunghyun Cho , Seungyong Lee

Motion blur in videos captured by autonomous vehicles and robots can degrade their perception capability. In this work, we present a novel approach to video deblurring by fitting a deep network to the test video. Our key observation is that…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Xuanchi Ren , Zian Qian , Qifeng Chen

Image motion blur results from a combination of object motions and camera shakes, and such blurring effect is generally directional and non-uniform. Previous research attempted to solve non-uniform blurs using self-recurrent multiscale,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Fu-Jen Tsai , Yan-Tsung Peng , Yen-Yu Lin , Chung-Chi Tsai , Chia-Wen Lin

Inverse problems in image reconstruction are fundamentally complicated by unknown noise properties. Classical iterative deconvolution approaches amplify noise and require careful parameter selection for an optimal trade-off between…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Mikhail Papkov , Kaupo Palo , Leopold Parts

Video deblurring presents a considerable challenge owing to the complexity of blur, which frequently results from a combination of camera shakes, and object motions. In the field of video deblurring, many previous works have primarily…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Haoyang Long , Yan Wang , Wendong Wang

Artificial Intelligence (AI)-powered pathology is a revolutionary step in the world of digital pathology and shows great promise to increase both diagnosis accuracy and efficiency. However, defocus and motion blur can obscure tissue or cell…

Image and Video Processing · Electrical Eng. & Systems 2020-11-25 Cheng Jiang , Jun Liao , Pei Dong , Zhaoxuan Ma , De Cai , Guoan Zheng , Yueping Liu , Hong Bu , Jianhua Yao

Blind deconvolution problems are severely ill-posed because neither the underlying signal nor the forward operator are not known exactly. Conventionally, these problems are solved by alternating between estimation of the image and kernel…

Image and Video Processing · Electrical Eng. & Systems 2023-12-06 Yash Sanghvi , Yiheng Chi , Stanley H. Chan

This paper proposes Deep Bi-Dense Networks (DBDN) for single image super-resolution. Our approach extends previous intra-block dense connection approaches by including novel inter-block dense connections. In this way, feature information…

Computer Vision and Pattern Recognition · Computer Science 2018-10-12 Yucheng Wang , Jialiang Shen , Jian Zhang

Nowadays stereo cameras are more commonly adopted in emerging devices such as dual-lens smartphones and unmanned aerial vehicles. However, they also suffer from blurry images in dynamic scenes which leads to visual discomfort and hampers…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Shangchen Zhou , Jiawei Zhang , Wangmeng Zuo , Haozhe Xie , Jinshan Pan , Jimmy Ren

Deep learning-based methods have shown remarkable success for various image restoration tasks such as denoising and deblurring. The current state-of-the-art networks are relatively deep and utilize (variants of) self attention mechanisms.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Youssef Mansour , Reinhard Heckel

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

Recent progress in deep learning-based models has improved photo-realistic (or perceptual) single-image super-resolution significantly. However, despite their powerful performance, many methods are difficult to apply to real-world…

Computer Vision and Pattern Recognition · Computer Science 2022-03-16 Namhyuk Ahn , Byungkon Kang , Kyung-Ah Sohn

In the literature, coarse-to-fine or scale-recurrent approach i.e. progressively restoring a clean image from its low-resolution versions has been successfully employed for single image deblurring. However, a major disadvantage of existing…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Praveen Kandula , Rajagopalan. A. N

State-of-the-art video deblurring methods are capable of removing non-uniform blur caused by unwanted camera shake and/or object motion in dynamic scenes. However, most existing methods are based on batch processing and thus need access to…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Tae Hyun Kim , Kyoung Mu Lee , Bernhard Schölkopf , Michael Hirsch
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