English
Related papers

Related papers: Multiframe Motion Coupling for Video Super Resolut…

200 papers

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

Video frame interpolation aims to synthesize one or multiple frames between two consecutive frames in a video. It has a wide range of applications including slow-motion video generation, frame-rate up-scaling and developing video codecs.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-14 Saikat Dutta , Arulkumar Subramaniam , Anurag Mittal

The popularity of high and ultra-high definition displays has led to the need for methods to improve the quality of videos already obtained at much lower resolutions. Current Video Super-Resolution methods are not robust to mismatch between…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Santiago López-Tapia , Alice Lucas , Rafael Molina , Aggelos K. Katsaggelos

Slow motion videos are becoming increasingly popular, but capturing high-resolution videos at extremely high frame rates requires professional high-speed cameras. To mitigate this problem, current techniques increase the frame rate of…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Avinash Paliwal , Nima Khademi Kalantari

For video super-resolution, current state-of-the-art approaches either process multiple low-resolution (LR) frames to produce each output high-resolution (HR) frame separately in a sliding window fashion or recurrently exploit the…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Bo Yan , Chuming Lin , Weimin Tan

A key challenge in self-supervised video representation learning is how to effectively capture motion information besides context bias. While most existing works implicitly achieve this with video-specific pretext tasks (e.g., predicting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Lianghua Huang , Yu Liu , Bin Wang , Pan Pan , Yinghui Xu , Rong Jin

Video interpolation is an important problem in computer vision, which helps overcome the temporal limitation of camera sensors. Existing video interpolation methods usually assume uniform motion between consecutive frames and use linear…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Xiangyu Xu , Li Siyao , Wenxiu Sun , Qian Yin , Ming-Hsuan Yang

Multi-frame human pose estimation has long been a compelling and fundamental problem in computer vision. This task is challenging due to fast motion and pose occlusion that frequently occur in videos. State-of-the-art methods strive to…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Zhenguang Liu , Runyang Feng , Haoming Chen , Shuang Wu , Yixing Gao , Yunjun Gao , Xiang Wang

Video frame interpolation aims at synthesizing intermediate frames from nearby source frames while maintaining spatial and temporal consistencies. The existing deep-learning-based video frame interpolation methods can be roughly divided…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Zhihao Shi , Xiaohong Liu , Kangdi Shi , Linhui Dai , Jun Chen

Recently, semantic video segmentation gained high attention especially for supporting autonomous driving systems. Deep learning methods made it possible to implement real time segmentation and object identification algorithms on videos.…

Image and Video Processing · Electrical Eng. & Systems 2019-10-30 Beril Sirmacek , Nicolò Botteghi , Santiago Sanchez Escalonilla Plaza

Many real-world phenomena are observed at multiple resolutions. Predictive models designed to predict these phenomena typically consider different resolutions separately. This approach might be limiting in applications where predictions are…

Machine Learning · Computer Science 2020-01-07 Guruprasad Nayak , Rahul Ghosh , Xiaowei Jia , Varun Mithal , Vipin Kumar

Super-resolution reconstruction techniques entail the utilization of software algorithms to transform one or more sets of low-resolution images captured from the same scene into high-resolution images. In recent years, considerable…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Hao Yan , Zixiang Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu , Ranran Lyu

Recent advances in deep learning have significantly improved performance of video prediction. However, state-of-the-art methods still suffer from blurriness and distortions in their future predictions, especially when there are large…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Osamu Shouno

We present a unifying framework to solve several computer vision problems with event cameras: motion, depth and optical flow estimation. The main idea of our framework is to find the point trajectories on the image plane that are best…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Guillermo Gallego , Henri Rebecq , Davide Scaramuzza

In this paper, a macroblock classification method is proposed for various video processing applications involving motions. Based on the analysis of the Motion Vector field in the compressed video, we propose to classify Macroblocks of each…

Multimedia · Computer Science 2016-11-17 Weiyao Lin , Ming-Ting Sun , Hongxiang Li , Zhenzhong Chen , Wei Li , Bing Zhou

The goal of video summarization is to select keyframes that are visually diverse and can represent a whole story of an input video. State-of-the-art approaches for video summarization have mostly regarded the task as a frame-wise keyframe…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Jungin Park , Jiyoung Lee , Ig-Jae Kim , Kwanghoon Sohn

We propose a variational regularization approach based on a multiscale representation called cylindrical shearlets aimed at dynamic imaging problems, especially dynamic tomography. The intuitive idea of our approach is to integrate a…

Numerical Analysis · Mathematics 2025-08-05 Tatiana A. Bubba , Tommi Heikkilä , Demetrio Labate , Luca Ratti

Recent advances of deep learning lead to great success of image and video super-resolution (SR) methods that are based on convolutional neural networks (CNN). For video SR, advanced algorithms have been proposed to exploit the temporal…

Computer Vision and Pattern Recognition · Computer Science 2020-03-16 Haochen Zhang , Dong Liu , Zhiwei Xiong

An image super-resolution method from multiple observation of low-resolution images is proposed. The method is based on sub-pixel accuracy block matching for estimating relative displacements of observed images, and sparse signal…

Computer Vision and Pattern Recognition · Computer Science 2014-02-18 Toshiyuki Kato , Hideitsu Hino , Noboru Murata

This article describes the implementation of the joint motion estimation and image reconstruction framework presented by Burger, Dirks and Sch\"onlieb and extends this framework to large-scale motion between consecutive image frames. The…

Computer Vision and Pattern Recognition · Computer Science 2016-11-01 Hendrik Dirks