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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

Implicit Neural Representations (INRs) have emerged as a promising paradigm for video compression. However, existing INR-based frameworks typically suffer from inherent spectral bias, which favors low-frequency components and leads to…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Jun Zhu , Xinfeng Zhang , Lv Tang , Junhao Jiang , Gai Zhang , Jia Wang

Deep kernel learning provides an elegant and principled framework for combining the structural properties of deep learning algorithms with the flexibility of kernel methods. By means of a deep neural network, we learn a parametrized kernel…

机器学习 · 计算机科学 2020-12-14 Prudencio Tossou , Basile Dura , Francois Laviolette , Mario Marchand , Alexandre Lacoste

In this work we propose a novel deep learning approach for ultra-low bitrate video compression for video conferencing applications. To address the shortcomings of current video compression paradigms when the available bandwidth is extremely…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Goluck Konuko , Giuseppe Valenzise , Stéphane Lathuilière

Recent years have witnessed the great advance of deep learning in a variety of vision tasks. Many state-of-the-art deep neural networks suffer from large size and high complexity, which makes it difficult to deploy in resource-limited…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Zhengguang Zhou , Wengang Zhou , Xutao Lv , Xuan Huang , Xiaoyu Wang , Houqiang Li

Real-world video deblurring in real time still remains a challenging task due to the complexity of spatially and temporally varying blur itself and the requirement of low computational cost. To improve the network efficiency, we adopt…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Zhihang Zhong , Ye Gao , Yinqiang Zheng , Bo Zheng , Imari Sato

In this paper, we present our approach for the Helsinki Deblur Challenge (HDC2021). The task of this challenge is to deblur images of characters without knowing the point spread function (PSF). The organizers provided a dataset of pairs of…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Thomas Germer , Tobias Uelwer , Stefan Harmeling

Mobile cameras, despite their significant advancements, still have difficulty in low-light imaging due to compact sensors and lenses, leading to longer exposures and motion blur. Traditional blind deconvolution methods and learning-based…

计算机视觉与模式识别 · 计算机科学 2024-07-26 Jaesung Rim , Junyong Lee , Heemin Yang , Sunghyun Cho

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,…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Fu-Jen Tsai , Yan-Tsung Peng , Yen-Yu Lin , Chung-Chi Tsai , Chia-Wen Lin

We present a neural network model approach for multi-frame blind deconvolution. The discriminative approach adopts and combines two recent techniques for image deblurring into a single neural network architecture. Our proposed…

计算机视觉与模式识别 · 计算机科学 2017-03-06 Patrick Wieschollek , Bernhard Schölkopf , Hendrik P. A. Lensch , Michael Hirsch

We present a solution for the goal of extracting a video from a single motion blurred image to sequentially reconstruct the clear views of a scene as beheld by the camera during the time of exposure. We first learn motion representation…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Kuldeep Purohit , Anshul Shah , A. N. Rajagopalan

We propose a deep learning based novel prediction framework for enhanced bandwidth reduction in motion transfer enabled video applications such as video conferencing, virtual reality gaming and privacy preservation for patient health…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Xue Bai , Tasmiah Haque , Sumit Mohan , Yuliang Cai , Byungheon Jeong , Adam Halasz , Srinjoy Das

We address the problem of restoring a high-resolution face image from a blurry low-resolution input. This problem is difficult as super-resolution and deblurring need to be tackled simultaneously. Moreover, existing algorithms cannot handle…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Yibing Song , Jiawei Zhang , Lijun Gong , Shengfeng He , Linchao Bao , Jinshan Pan , Qingxiong Yang , Ming-Hsuan Yang

In this paper, we propose an effective and efficient face deblurring algorithm by exploiting semantic cues via deep convolutional neural networks. As the human faces are highly structured and share unified facial components (e.g., eyes and…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Ziyi Shen , Wei-Sheng Lai , Tingfa Xu , Jan Kautz , Ming-Hsuan Yang

Image deblurring aims to recover the latent sharp image from its blurry counterpart and has a wide range of applications in computer vision. The Convolution Neural Networks (CNNs) have performed well in this domain for many years, and until…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Lingyan Ruan , Mojtaba Bemana , Hans-peter Seidel , Karol Myszkowski , Bin Chen

Blind image deblurring algorithms have been improving steadily in the past years. Most state-of-the-art algorithms, however, still cannot perform perfectly in challenging cases, especially in large blur setting. In this paper, we focus on…

计算机视觉与模式识别 · 计算机科学 2014-05-27 Jinshan Pan , Risheng Liu , Zhixun Su , Xianfeng Gu

Learned image compression methods generally optimize a rate-distortion loss, trading off improvements in visual distortion for added bitrate. Increasingly, however, compressed imagery is used as an input to deep learning networks for…

图像与视频处理 · 电气工程与系统科学 2022-02-02 Maxime Kawawa-Beaudan , Ryan Roggenkemper , Avideh Zakhor

Because hyperspectral remote sensing images contain a lot of redundant information and the data structure is highly non-linear, leading to low classification accuracy of traditional machine learning methods. The latest research shows that…

计算机视觉与模式识别 · 计算机科学 2020-05-13 Xiangdong Zhang , Tengjun Wang , Yun Yang

Defocus deblurring is a challenging task due to the spatially varying nature of defocus blur. While deep learning approach shows great promise in solving image restoration problems, defocus deblurring demands accurate training data that…

图像与视频处理 · 电气工程与系统科学 2022-04-04 Lingyan Ruan , Bin Chen , Jizhou Li , Miuling Lam

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