English
Related papers

Related papers: The Prefetch Aggressiveness Tradeoff in 360$^{\cir…

200 papers

Most P2P VoD schemes focused on service architectures and overlays optimization without considering segments rarity and the performance of prefetching strategies. As a result, they cannot better support VCRoriented service in heterogeneous…

Multimedia · Computer Science 2010-07-15 Ubaid Abbasi , Toufik Ahmed

360-degree video has become increasingly popular in content consumption. However, finding the viewing direction for important content within each frame poses a significant challenge. Existing approaches rely on either viewer input or…

Multimedia · Computer Science 2023-12-05 Qian Zhou , Michael Zink , Ramesh Sitaraman , Klara Nahrstedt

In the paper, we proposed a novel algorithm dedicated to adaptive video streaming based on HTTP. The algorithm employs a hybrid play-out strategy which combines two popular approaches: an estimation of network bandwidth and a control of a…

Networking and Internet Architecture · Computer Science 2015-11-03 Arkadiusz Biernacki

For $360^{\circ}$ video streaming, FoV-adaptive coding that allocates more bits for the predicted user's field of view (FoV) is an effective way to maximize the rendered video quality under the limited bandwidth. We develop a low-latency…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Yixiang Mao , Liyang Sun , Yong Liu , Yao Wang

360-degree panoramic videos have gained considerable attention in recent years due to the rapid development of head-mounted displays (HMDs) and panoramic cameras. One major problem in streaming panoramic videos is that panoramic videos are…

Computer Vision and Pattern Recognition · Computer Science 2022-12-21 Yuang Jiang , Konstantinos Poularakis , Diego Kiedanski , Sastry Kompella , Leandros Tassiulas

An attractive new feature of connected TV systems consists in allowing users to access past portions of the TV channel. This feature, called time-shifted streaming, is now used by millions of TV viewers. We address in this paper the design…

Networking and Internet Architecture · Computer Science 2011-11-10 Yaning Liu , Gwendal Simon

360{\deg} videos a.k.a. spherical videos are getting popular among users nevertheless, omnidirectional view of these videos demands high bandwidth and processing power at the end devices. Recently proposed viewport aware streaming…

Multimedia · Computer Science 2021-05-26 Chamara Kattadige , Kanchana Thilakarathna

The 360-degree video allows users to enjoy the whole scene by interactively switching viewports. However, the huge data volume of the 360-degree video limits its remote applications via network. To provide high quality of experience (QoE)…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Hui Yuan , Shiyun Zhao , Junhui Hou , Xuekai Wei , Sam Kwong

Classifiers operating in a dynamic, real world environment, are vulnerable to adversarial activity, which causes the data distribution to change over time. These changes are traditionally referred to as concept drift, and several approaches…

Machine Learning · Computer Science 2018-03-28 Tegjyot Singh Sethi , Mehmed Kantardzic

Video streaming is in high demand by mobile users, as recent studies indicate. In cellular networks, however, the unreliable wireless channel leads to two major problems. Poor channel states degrade video quality and interrupt the playback…

Networking and Internet Architecture · Computer Science 2015-04-22 Martin Dräxler , Johannes Blobel , Philipp Dreimann , Stefan Valentin , Holger Karl

Adaptive streaming addresses the increasing and heterogenous demand of multimedia content over the Internet by offering several encoded versions for each video sequence. Each version (or representation) has a different resolution and bit…

Multimedia · Computer Science 2015-06-15 Laura Toni , Ramon Aparicio-Pardo , Karine Pires , Gwendal Simon , Alberto Blanc , Pascal Frossard

The acceptance of immersive telepresence systems is impeded by the latency that is present when mediating the realistic feeling of presence in a remote environment to a local human user. A disagreement between the user's ego-motion and the…

Image and Video Processing · Electrical Eng. & Systems 2020-09-10 Tamay Aykut , Basak Gülezyüz , Bernd Girod , Eckehard Steinbach

The introduction of Dynamic Adaptive Streaming over HTTP (DASH) helped reduce the consumption of resource in video delivery, but its client-based rate adaptation is unable to optimally use the available end-to-end network bandwidth. We…

Networking and Internet Architecture · Computer Science 2015-01-20 Francesco Bronzino , Dragoslav Stojadinovic , Cedric Westphal , Dipankar Raychaudhuri

In several applications of real-time matching of demand to supply in online marketplaces, the platform allows for some latency to batch the demand and improve the efficiency. Motivated by these applications, we study the optimal trade-off…

Data Structures and Algorithms · Computer Science 2022-12-01 Yiding Feng , Rad Niazadeh

The increasing consumption of video streams and the demand for higher-quality content drive the evolution of telecommunication networks and the development of new network accelerators to boost media delivery while optimizing network usage.…

Networking and Internet Architecture · Computer Science 2023-11-14 Juncal Uriol , Inhar Yeregui , Alvaro Gabilondo , Roberto Viola , Pablo Angueira , Jon Montalban

In this paper, we present a novel content caching and delivery approach for mobile virtual reality (VR) video streaming. The proposed approach aims to maximize VR video streaming performance, i.e., minimizing video frame missing rate, by…

Signal Processing · Electrical Eng. & Systems 2023-11-20 Mushu Li , Jie Gao , Conghao Zhou , Xuemin Shen , Weihua Zhuang

In this paper, we would like to investigate optimal wireless streaming of a multi-quality tiled 360 virtual reality (VR) video from a server to multiple users. To this end, we propose to maximally exploit potential multicast opportunities…

Information Theory · Computer Science 2020-09-04 Kaixuan Long , Ying Cui , Chencheng Ye , Zhi Liu

Current approaches for activity recognition often ignore constraints on computational resources: 1) they rely on extensive feature computation to obtain rich descriptors on all frames, and 2) they assume batch-mode access to the entire test…

Computer Vision and Pattern Recognition · Computer Science 2016-04-05 Yu-Chuan Su , Kristen Grauman

The emergence of smart Wi-Fi APs (Access Point), which are equipped with huge storage space, opens a new research area on how to utilize these resources at the edge network to improve users' quality of experience (QoE) (e.g., a short…

Multimedia · Computer Science 2017-03-13 Wen Hu , Yichao Jin , Yonggang Wen , Zhi Wang , Lifeng Sun

Multimedia streaming accounts for the majority of traffic in today's internet. Mechanisms like adaptive bitrate streaming control the bitrate of a stream based on the estimated bandwidth, ideally resulting in smooth playback and a good…

Multiagent Systems · Computer Science 2024-10-29 Jannis Weil , Jonas Ringsdorf , Julian Barthel , Yi-Ping Phoebe Chen , Tobias Meuser