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The success of existing video super-resolution (VSR) algorithms stems mainly exploiting the temporal information from the neighboring frames. However, none of these methods have discussed the influence of the temporal redundancy in the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Yuhao Huang , Hang Dong , Jinshan Pan , Chao Zhu , Yu Guo , Ding Liu , Lean Fu , Fei Wang

Recent advances in video super-resolution have shown that convolutional neural networks combined with motion compensation are able to merge information from multiple low-resolution (LR) frames to generate high-quality images. Current…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Mehdi S. M. Sajjadi , Raviteja Vemulapalli , Matthew Brown

We develop an imaging algorithm that exploits strong scattering to achieve super-resolution in changing random media. The method processes large and diverse array datasets using sparse dictionary learning, clustering, and multidimensional…

Spatial resolution of depth sensors is often significantly lower compared to that of conventional optical cameras. Recent work has explored the idea of improving the resolution of depth using higher resolution intensity as a side…

Computer Vision and Pattern Recognition · Computer Science 2016-03-08 Ulugbek S. Kamilov , Petros T. Boufounos

In some super-resolution techniques, adjacent points are illuminated at different times. Thereby, their locations and light intensities can be detected even if the images are very blurred due to diffraction. According to conventional…

Image and Video Processing · Electrical Eng. & Systems 2019-12-10 Edward Y. Sheffield

Videos captured by consumer cameras often exhibit temporal variations in color and tone that are caused by camera auto-adjustments like white-balance and exposure. When such videos are sub-sampled to play fast-forward, as in the…

Graphics · Computer Science 2017-10-02 Xuaner Cecilia Zhang , Joon-Young Lee , Kalyan Sunkavalli , Zhaowen Wang

Real-time rendering for video games has become increasingly challenging due to the need for higher resolutions, framerates and photorealism. Supersampling has emerged as an effective solution to address this challenge. Our work introduces a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Antoine Mercier , Ruan Erasmus , Yashesh Savani , Manik Dhingra , Fatih Porikli , Guillaume Berger

This paper introduces a framework for super-resolution of scalable video based on compressive sensing and sparse representation of residual frames in reconnaissance and surveillance applications. We exploit efficient compressive sampling…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Mohammad Hossein Moghaddam , Mohammad Javad Azizipour , Saeed Vahidian , Besma Smida

Super-resolution is a machine-learning technique in image processing which generates high-resolution images from low-resolution images. Inspired by this approach, we perform a numerical experiment of quantum machine learning, which takes…

Quantum Physics · Physics 2022-11-09 Rei Sakuma , Yutaro Iiyama , Lento Nagano , Ryu Sawada , Koji Terashi

Human visual systems are robust to a wide range of image transformations that are challenging for artificial networks. We present the first study of image model robustness to the minute transformations found across video frames, which we…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Keren Gu , Brandon Yang , Jiquan Ngiam , Quoc Le , Jonathon Shlens

Recently, image super-resolution has been widely studied and achieved significant progress by leveraging the power of deep convolutional neural networks. However, there has been limited advancement in video super-resolution (VSR) due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-08 Chao Li , Dongliang He , Xiao Liu , Yukang Ding , Shilei Wen

Video inpainting tasks have seen significant improvements in recent years with the rise of deep neural networks and, in particular, vision transformers. Although these models show promising reconstruction quality and temporal consistency,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Guillaume Thiry , Hao Tang , Radu Timofte , Luc Van Gool

Existing video super-resolution methods often utilize a few neighboring frames to generate a higher-resolution image for each frame. However, the redundant information between distant frames has not been fully exploited in these methods:…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Guotao Meng , Yue Wu , Sijin Li , Qifeng Chen

Resolution enhancements are often desired in imaging applications where high-resolution sensor arrays are difficult to obtain. Many computational imaging methods have been proposed to encode high-resolution scene information on…

Image and Video Processing · Electrical Eng. & Systems 2018-10-29 Kevin Beale , Jianbo Chen , Kevin F. Kelly , Justin Romberg

Motion blur is a fundamental problem in computer vision as it impacts image quality and hinders inference. Traditional deblurring algorithms leverage the physics of the image formation model and use hand-crafted priors: they usually produce…

Computer Vision and Pattern Recognition · Computer Science 2018-01-17 Huaijin Chen , Jinwei Gu , Orazio Gallo , Ming-Yu Liu , Ashok Veeraraghavan , Jan Kautz

tmospheric turbulence presents a significant challenge in long-range imaging. Current restoration algorithms often struggle with temporal inconsistency, as well as limited generalization ability across varying turbulence levels and scene…

Image and Video Processing · Electrical Eng. & Systems 2023-12-11 Haoming Cai , Jingxi Chen , Brandon Y. Feng , Weiyun Jiang , Mingyang Xie , Kevin Zhang , Ashok Veeraraghavan , Christopher Metzler

Hallucinating high frequency image details in single image super-resolution is a challenging task. Traditional super-resolution methods tend to produce oversmoothed output images due to the ambiguity in mapping between low and high…

Computer Vision and Pattern Recognition · Computer Science 2017-01-27 Libin Sun , James Hays

Atmospheric turbulence can significantly degrade the quality of images acquired by long-range imaging systems by causing spatially and temporally random fluctuations in the index of refraction of the atmosphere. Variations in the refractive…

Image and Video Processing · Electrical Eng. & Systems 2022-07-08 Rajeev Yasarla , Vishal M. Patel

Frame interpolation is an essential video processing technique that adjusts the temporal resolution of an image sequence. While deep learning has brought great improvements to the area of video frame interpolation, techniques that make use…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Simon Niklaus , Ping Hu , Jiawen Chen

This paper describes a novel deep learning-based method for mitigating the effects of atmospheric distortion. We have built an end-to-end supervised convolutional neural network (CNN) to reconstruct turbulence-corrupted video sequence. Our…

Image and Video Processing · Electrical Eng. & Systems 2019-12-25 Jing Gao , N. Anantrasirichai , David Bull