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Given the significant industrial growth of demand for virtual reality (VR), 360{\deg} video streaming is one of the most important VR applications that require cost-optimal solutions to achieve widespread proliferation of VR technology.…

Multimedia · Computer Science 2017-11-10 Cagri Ozcinar , Ana De Abreu , Sebastian Knorr , Aljosa Smolic

Conventional per-title encoding schemes strive to optimize encoding resolutions to deliver the utmost perceptual quality for each bitrate ladder representation. Nevertheless, maintaining encoding time within an acceptable threshold is…

Multimedia · Computer Science 2024-02-07 Vignesh V Menon , Prajit T Rajendran , Amritha Premkumar , Benjamin Bross , Detlev Marpe

Recently, HTTP-Based Adaptive Streaming has become the de facto standard for video streaming over the Internet. It allows the client to adapt media characteristics to varying network conditions in order to maximize Quality of Experience…

Networking and Internet Architecture · Computer Science 2016-03-04 Konstantin Miller , Abdel-Karim Al-Tamimi , Adam Wolisz

In streaming Reinforcement Learning (RL), transitions are observed and discarded immediately after a single update. While this minimizes resource usage for on-device applications, it makes agents notoriously sample-inefficient, since…

Machine Learning · Computer Science 2026-02-11 Nilaksh , Antoine Clavaud , Mathieu Reymond , François Rivest , Sarath Chandar

A digital video is a collection of individual frames, while streaming the video the scene utilized the time slice for each frame. High refresh rate and high frame rate is the demand of all high technology applications. The action tracking…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Rishik Mishra , Neeraj Gupta , Nitya Shukla

Understanding long, real-world videos requires modeling of long-range visual dependencies. To this end, we explore video-first architectures, building on the common paradigm of transferring large-scale, image--text models to video via…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Pinelopi Papalampidi , Skanda Koppula , Shreya Pathak , Justin Chiu , Joe Heyward , Viorica Patraucean , Jiajun Shen , Antoine Miech , Andrew Zisserman , Aida Nematzadeh

Adaptive streaming of segmented video over HTTP typically relies on a predefined set of bitrate-resolution pairs, known as a bitrate ladder. However, fixed ladders often overlook variations in content and decoding complexities, leading to…

Image and Video Processing · Electrical Eng. & Systems 2026-03-17 Reza Farahani , Zoha Azimi , Vignesh V Menon , Hermann Hellwagner , Radu Prodan , Schahram Dustdar , Christian Timmerer

Video enhancement is a challenging problem, more than that of stills, mainly due to high computational cost, larger data volumes and the difficulty of achieving consistency in the spatio-temporal domain. In practice, these challenges are…

Image and Video Processing · Electrical Eng. & Systems 2022-12-13 Dario Fuoli , Zhiwu Huang , Danda Pani Paudel , Luc Van Gool , Radu Timofte

Current Scene text image super-resolution approaches primarily focus on extracting robust features, acquiring text information, and complex training strategies to generate super-resolution images. However, the upsampling module, which is…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Wenyu Zhang , Xin Deng , Baojun Jia , Xingtong Yu , Yifan Chen , jin Ma , Qing Ding , Xinming Zhang

Training robust deep video representations has proven to be computationally challenging due to substantial decoding overheads, the enormous size of raw video streams, and their inherent high temporal redundancy. Different from existing…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Shristi Das Biswas , Efstathia Soufleri , Arani Roy , Kaushik Roy

User generated content (UGC) refers to videos that are uploaded by users and shared over the Internet. UGC may have low quality due to noise and previous compression. When re-encoding UGC for streaming or downloading, a traditional video…

Image and Video Processing · Electrical Eng. & Systems 2023-03-14 Xin Xiong , Eduardo Pavez , Antonio Ortega , Balu Adsumilli

Text-Video Retrieval (TVR) aims to align relevant video content with natural language queries. To date, most state-of-the-art TVR methods learn image-to-video transfer learning based on large-scale pre-trained visionlanguage models (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Meng Cao , Haoran Tang , Jinfa Huang , Peng Jin , Can Zhang , Ruyang Liu , Long Chen , Xiaodan Liang , Li Yuan , Ge Li

This paper introduces an online motion rate adaptation scheme for learned video compression, with the aim of achieving content-adaptive coding on individual test sequences to mitigate the domain gap between training and test data. It…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Chih-Hsuan Lin , Yi-Hsin Chen , Wen-Hsiao Peng

Temporal prediction is one of the most important technologies for video compression. Various prediction coding modes are designed in traditional video codecs. Traditional video codecs will adaptively to decide the optimal coding mode…

Image and Video Processing · Electrical Eng. & Systems 2025-03-25 Xihua Sheng , Li Li , Dong Liu , Houqiang Li

Document understanding and GUI interaction are among the highest-value applications of Vision-Language Models (VLMs), yet they impose exceptionally heavy computational burden: fine-grained text and small UI elements demand high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Nan Wang , Zhiwei Jin , Chen Chen , Haonan Lu

HEVC (MPEG-H Part 2 and H.265) is a new coding technology which is expected to be deployed on the market along with new video services in the near future. HEVC is a successor of currently widely used AVC (MPEG-4 Part 10 and H.264). In this…

Multimedia · Computer Science 2017-03-02 Krzysztof Wegner , Tomasz Grajek , Jakub Stankowski , Marek Domanski

For adaptive streaming applications, low-complexity and accurate video complexity features are necessary to analyze the video content in real time, which ensures fast and compression-efficient video streaming without disruptions.…

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

Artificial neural network training with stochastic gradient descent can be destabilized by "bad batches" with high losses. This is often problematic for training with small batch sizes, high order loss functions or unstably high learning…

Machine Learning · Computer Science 2020-05-21 Jeffrey M. Ede , Richard Beanland

Lossy compression algorithms are typically designed to achieve the lowest possible distortion at a given bit rate. However, recent studies show that pursuing high perceptual quality would lead to increase of the lowest achievable distortion…

Information Theory · Computer Science 2021-06-15 Zeyu Yan , Fei Wen , Rendong Ying , Chao Ma , Peilin Liu