English
Related papers

Related papers: 3D Video Quality Metric for 3D Video Compression

200 papers

The Bj{\o}ntegaard Delta (BD) method proposed in 2001 has become a popular tool for comparing video codec compression efficiency. It was initially proposed to compute bitrate and quality differences between two Rate-Distortion curves using…

Multimedia · Computer Science 2024-01-09 Nabajeet Barman , Maria G. Martini , Yuriy Reznik

Video compression is indispensable to most video analysis systems. Despite saving transportation bandwidth, it also deteriorates downstream video understanding tasks, especially at low-bitrate settings. To systematically investigate this…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Yuan Tian , Guo Lu , Yichao Yan , Guangtao Zhai , Li Chen , Zhiyong Gao

To enable Interactive multiview video systems with a minimum view-switching delay, multiple camera views are sent to the users, which are used as reference images to synthesize additional virtual views via depth-image-based rendering. In…

Multimedia · Computer Science 2015-09-02 Laura Toni , Gene Cheung , Pascal Frossard

Multi-view counting (MVC) methods have shown their superiority over single-view counterparts, particularly in situations characterized by heavy occlusion and severe perspective distortions. However, hand-crafted heuristic features and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Hong Mo , Xiong Zhang , Jianchao Tan , Cheng Yang , Qiong Gu , Bo Hang , Wenqi Ren

The best performing methods for 3D human pose estimation from monocular images require large amounts of in-the-wild 2D and controlled 3D pose annotated datasets which are costly and require sophisticated systems to acquire. To reduce this…

Computer Vision and Pattern Recognition · Computer Science 2020-02-26 Rahul Mitra , Nitesh B. Gundavarapu , Abhishek Sharma , Arjun Jain

In the mobile communication field, some of the video applications boosted the interest of robust methods for video quality assessment. Out of all existing methods, We Preferred, No Reference Video Quality Assessment is the one which is most…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Amitesh Kumar Singam , Benny Lövström , Wlodek J. Kulesza

Video acquired from multiple cameras located along a line is often rectified to video virtually obtained from cameras with ideally parallel optical axes collocated on a single plane and principal points on a line. Such an approach…

Multimedia · Computer Science 2023-06-13 Jarosław Samelak , Marek Domański

This paper focuses on the task of quality enhancement for compressed videos. Although deep network-based video restorers achieve impressive progress, most of the existing methods lack a structured design to optimally leverage the priors…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Hanchi Sun , Xiaohong Liu , Xinyang Jiang , Yifei Shen , Dongsheng Li , Xiongkuo Min , Guangtao Zhai

Recent advances in deep learning have markedly improved the quality of visual-attention modelling. In this work we apply these advances to video compression. We propose a compression method that uses a saliency model to adaptively compress…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Vitaliy Lyudvichenko , Mikhail Erofeev , Alexander Ploshkin , Dmitriy Vatolin

To tackle the challeging problem of multi-person 3D pose estimation from a single image, we propose a multi-view matching (MVM) method in this work. The MVM method generates reliable 3D human poses from a large-scale video dataset, called…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Yeji Shen , C. -C. Jay Kuo

This paper presents a deep learning-based video compression framework (ViSTRA3). The proposed framework intelligently adapts video format parameters of the input video before encoding, subsequently employing a CNN at the decoder to restore…

Image and Video Processing · Electrical Eng. & Systems 2021-12-01 Chen Feng , Duolikun Danier , Charlie Tan , Fan Zhang , David Bull

In this paper, a hybrid video compression framework is proposed that serves as a demonstrative showcase of deep learning-based approaches extending beyond the confines of traditional coding methodologies. The proposed hybrid framework is…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Yanchen Zhao , Wenxuan He , Chuanmin Jia , Qizhe Wang , Junru Li , Yue Li , Chaoyi Lin , Kai Zhang , Li Zhang , Siwei Ma

There has been a growing trend in compressing and transmitting videos from terminals for machine vision tasks. Nevertheless, most video coding optimization method focus on minimizing distortion according to human perceptual metrics,…

Multimedia · Computer Science 2025-12-18 Fei Zhao , Mengxi Guo , Shijie Zhao , Junlin Li , Li Zhang , Xiaodong Xie

This paper describes the subjective experiments and subsequent analysis carried out to validate the application of one of the most robust and influential video quality metrics, Video Multimethod Assessment Fusion (VMAF), to 360VR contents.…

Multimedia · Computer Science 2021-03-04 Marta Orduna , César Díaz , Lara Muñoz , Pablo Pérez , Ignacio Benito , Narciso García

Video coding, which targets to compress and reconstruct the whole frame, and feature compression, which only preserves and transmits the most critical information, stand at two ends of the scale. That is, one is with compactness and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Ling-Yu Duan , Jiaying Liu , Wenhan Yang , Tiejun Huang , Wen Gao

Video captioning is an advanced multi-modal task which aims to describe a video clip using a natural language sentence. The encoder-decoder framework is the most popular paradigm for this task in recent years. However, there exist some…

Computer Vision and Pattern Recognition · Computer Science 2021-02-15 Haoran Chen , Jianmin Li , Xiaolin Hu

Filtering multi-dimensional images such as color images, color videos, multispectral images and magnetic resonance images is challenging in terms of both effectiveness and efficiency. Leveraging the nonlocal self-similarity (NLSS)…

Image and Video Processing · Electrical Eng. & Systems 2020-11-09 Zhaoming Kong , Xiaowei Yang , Lifang He

Image view synthesis has seen great success in reconstructing photorealistic visuals, thanks to deep learning and various novel representations. The next key step in immersive virtual experiences is view synthesis of dynamic scenes.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Kai-En Lin , Guowei Yang , Lei Xiao , Feng Liu , Ravi Ramamoorthi

Today, people can easily record memorable moments, ranging from concerts, sports events, lectures, family gatherings, and birthday parties with multiple consumer cameras. However, synchronizing these cross-camera streams remains…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Shaowei Liu , David Yifan Yao , Saurabh Gupta , Shenlong Wang

A new methodology to measure coded image/video quality using the just-noticeable-difference (JND) idea was proposed. Several small JND-based image/video quality datasets were released by the Media Communications Lab at the University of…

‹ Prev 1 4 5 6 7 8 10 Next ›