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Turbulence-degraded image frames are distorted by both turbulent deformations and space-time-varying blurs. To suppress these effects, we propose a multi-frame reconstruction scheme to recover a latent image from the observed image…

Computer Vision and Pattern Recognition · Computer Science 2017-12-12 Chun Pong Lau , Yu Hin Lai , Lok Ming Lui

We present a novel, blind, single image deblurring method that utilizes information regarding blur kernels. Our model solves the deblurring problem by dividing it into two successive tasks: (1) blur kernel estimation and (2) sharp image…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Sungkwon An , Hyungmin Roh , Myungjoo Kang

This paper tackles the problem of motion deblurring of dynamic scenes. Although end-to-end fully convolutional designs have recently advanced the state-of-the-art in non-uniform motion deblurring, their performance-complexity trade-off is…

Computer Vision and Pattern Recognition · Computer Science 2024-02-12 Maitreya Suin , Kuldeep Purohit , A. N. Rajagopalan

Video deblurring is a highly under-constrained problem due to the spatially and temporally varying blur. An intuitive approach for video deblurring includes two steps: a) detecting the blurry region in the current frame; b) utilizing the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Yusheng Wang , Yunfan Lu , Ye Gao , Lin Wang , Zhihang Zhong , Yinqiang Zheng , Atsushi Yamashita

Simultaneous reconstruction of geometry and reflectance properties in uncontrolled environments remains a challenging problem. In this paper, we propose an efficient method to reconstruct the scene's 3D geometry and reflectance from…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Rui Li , Guangmin Zang , Miao Qi , Wolfgang Heidrich

Reflections in videos are obstructions that often occur when videos are taken behind reflective surfaces like glass. These reflections reduce the quality of such videos, lead to information loss and degrade the accuracy of many computer…

Computer Vision and Pattern Recognition · Computer Science 2020-09-08 Amgad Ahmed , Suhong Kim , Mohamed Elgharib , Mohamed Hefeeda

Stereo videos for the dynamic scenes often show unpleasant blurred effects due to the camera motion and the multiple moving objects with large depth variations. Given consecutive blurred stereo video frames, we aim to recover the latent…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Liyuan Pan , Yuchao Dai , Miaomiao Liu , Fatih Porikli , Quan 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

Photometric stereo recovers the surface normals of an object from multiple images with varying shading cues, i.e., modeling the relationship between surface orientation and intensity at each pixel. Photometric stereo prevails in superior…

Computer Vision and Pattern Recognition · Computer Science 2024-02-02 Yakun Ju , Kin-Man Lam , Wuyuan Xie , Huiyu Zhou , Junyu Dong , Boxin Shi

We present a fast and accurate method for dense depth reconstruction from sparsely sampled light fields obtained using a synchronized camera array. In our method, the source images are over-segmented into non-overlapping compact superpixels…

Image and Video Processing · Electrical Eng. & Systems 2018-12-18 Aleksandra Chuchvara , Attila Barsi , Atanas Gotchev

The task of image deblurring is a very ill-posed problem as both the image and the blur are unknown. Moreover, when pictures are taken in the wild, this task becomes even more challenging due to the blur varying spatially and the occlusions…

Computer Vision and Pattern Recognition · Computer Science 2017-08-30 Mehdi Noroozi , Paramanand Chandramouli , Paolo Favaro

Shape from Polarization (SfP) estimates surface normals using photos captured at different polarizer rotations. Fundamentally, the SfP model assumes that light is reflected either diffusely or specularly. However, this model is not valid…

Computer Vision and Pattern Recognition · Computer Science 2016-06-14 Vage Taamazyan , Achuta Kadambi , Ramesh Raskar

Videos for outdoor scene often show unpleasant blur effects due to the large relative motion between the camera and the dynamic objects and large depth variations. Existing works typically focus monocular video deblurring. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Liyuan Pan , Yuchao Dai , Miaomiao Liu , Fatih Porikli

Recently, deep learning-based single image reflection separation methods have been exploited widely. To benefit the learning approach, a large number of training image pairs (i.e., with and without reflections) were synthesized in various…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Soomin Kim , Yuchi Huo , Sung-Eui Yoon

In recent years, deep learning-based image compression, particularly through generative models, has emerged as a pivotal area of research. Despite significant advancements, challenges such as diminished sharpness and quality in…

Image and Video Processing · Electrical Eng. & Systems 2024-09-18 Ryugo Morita , Hitoshi Nishimura , Ko Watanabe , Andreas Dengel , Jinjia Zhou

Single Image Reflection Removal (SIRR) in real-world images is a challenging task due to diverse image degradations occurring on the glass surface during light transmission and reflection. Many existing methods rely on specific prior…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Dongshen Han , Heechan Yoon , Hyukmin Kwon , Hyun-Cheol Kim , Hyon-Gon Choo , Seungkyu Lee , Chaoning Zhang

Removing the undesired reflections from images taken through the glass is of broad application to various computer vision tasks. Non-learning based methods utilize different handcrafted priors such as the separable sparse gradients caused…

Computer Vision and Pattern Recognition · Computer Science 2018-05-31 Renjie Wan , Boxin Shi , Ling-Yu Duan , Ah-Hwee Tan , Alex C. Kot

Transparent surfaces, such as glass, create complex reflections that obscure images and challenge downstream computer vision applications. We introduce Flash-Split, a robust framework for separating transmitted and reflected light using a…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Tianfu Wang , Mingyang Xie , Haoming Cai , Sachin Shah , Christopher A. Metzler

Despite the recent advancement in the study of removing motion blur in an image, it is still hard to deal with strong blurs. While there are limits in removing blurs from a single image, it has more potential to use multiple images, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Han Zou , Masanori Suganuma , Takayuki Okatani

Monocular depth estimation from a single image is an ill-posed problem for computer vision due to insufficient reliable cues as the prior knowledge. Besides the inter-frame supervision, namely stereo and adjacent frames, extensive prior…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Zhengyang Lu , Ying Chen