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Related papers: Viewport-Aware Dynamic 360{\deg} Video Segment Cat…

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360{\deg} video provides an immersive experience for viewers, allowing them to freely explore the world by turning their head. However, creating high-quality 360{\deg} video content can be challenging, as viewers may miss important events…

Graphics · Computer Science 2019-01-15 Chengzhou Tang , Oliver Wang , Feng Liu , Ping Tan

In this paper, we propose a taxonomy for 360{\deg} videos that categorizes videos based on moving objects and camera motion. We gathered and produced 28 videos based on the taxonomy, and recorded viewport traces from 60 participants…

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

360{\deg} videos in recent years have experienced booming development. Compared to traditional videos, 360{\deg} videos are featured with uncertain user behaviors, bringing opportunities as well as challenges. Datasets are necessary for…

Multimedia · Computer Science 2022-08-09 Yili Jin , Junhua Liu , Fangxin Wang , Shuguang Cui

360$^o$ video is an essential component of VR/AR/MR systems that provides immersive experience to the users. However, 360$^o$ video is associated with high bandwidth requirements. The required bandwidth can be reduced by exploiting the fact…

Multimedia · Computer Science 2020-04-14 Pantelis Maniotis , Nikolaos Thomos

The growing popularity of virtual and augmented reality communications and 360{\deg} video streaming is moving video communication systems into much more dynamic and resource-limited operating settings. The enormous data volume of 360{\deg}…

Multimedia · Computer Science 2018-03-23 Jacob Chakareski , Ridvan Aksu , Xavier Corbillon , Gwendal Simon , Viswanathan Swaminathan

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

360{\deg} video is attracting an increasing amount of attention in the context of Virtual Reality (VR). Owing to its very high-resolution requirements, existing professional streaming services for 360{\deg} video suffer from severe…

Multimedia · Computer Science 2017-11-08 Cagri Ozcinar , Ana De Abreu , Aljosa Smolic

Virtual reality has been gaining popularity in recent years caused by the proliferation of affordable consumer-grade devices such as Oculus Rift, HTC Vive, and Samsung VR. Amongst the various VR applications, 360{\deg} video streaming is…

Networking and Internet Architecture · Computer Science 2019-10-08 Christian Koch , Arne-Tobias Rak , Michael Zink , Ralf Steinmetz , Amr Rizk

The goal of video segmentation is to turn video data into a set of concrete motion clusters that can be easily interpreted as building blocks of the video. There are some works on similar topics like detecting scene cuts in a video, but…

Computer Vision and Pattern Recognition · Computer Science 2019-03-07 Hajar Sadeghi Sokeh , Vasileios Argyriou , Dorothy Monekosso , Paolo Remagnino

Nowadays, 360{\deg} video/image has been increasingly popular and drawn great attention. The spherical viewing range of 360{\deg} video/image accounts for huge data, which pose the challenges to 360{\deg} video/image processing in solving…

Image and Video Processing · Electrical Eng. & Systems 2019-10-29 Chen Li , Mai Xu , Shanyi Zhang , Patrick Le Callet

360-degree video becomes increasingly popular among users. In the current network bandwidth, serving high resolution 360 degree video to users is quite difficult. Most of the work has been devoted to the prediction of user viewports or…

Multimedia · Computer Science 2023-08-29 Zhiyu Pang

Segmenting foreground object from a video is a challenging task because of the large deformations of the objects, occlusions, and background clutter. In this paper, we propose a frame-by-frame but computationally efficient approach for…

Computer Vision and Pattern Recognition · Computer Science 2017-06-30 Aditya Vora , Shanmuganathan Raman

We propose a new method for the visual quality assessment of 360-degree (omnidirectional) videos. The proposed method is based on computing multiple spatio-temporal objective quality features on viewports extracted from 360-degree videos. A…

Multimedia · Computer Science 2021-05-04 Roberto G. de A. Azevedo , Neil Birkbeck , Ivan Janatra , Balu Adsumilli , Pascal Frossard

Streaming 360{\deg} video demands high bandwidth and low latency, and poses significant challenges to Internet Service Providers (ISPs) and Mobile Network Operators (MNOs). The identification of 360{\deg} video traffic can therefore…

Multimedia · Computer Science 2021-05-11 Chamara Kattadige , Aravindh Raman , Kanchana Thilakarathna , Andra Lutu , Diego Perino

The delivery and display of 360-degree videos on Head-Mounted Displays (HMDs) presents many technical challenges. 360-degree videos are ultra high resolution spherical videos, which contain an omnidirectional view of the scene. However only…

Multimedia · Computer Science 2017-08-02 Xavier Corbillon , Gwendal Simon , Alisa Devlic , Jacob Chakareski

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

Standard video encoders developed for conventional narrow field-of-view video are widely applied to 360{\deg} video as well, with reasonable results. However, while this approach commits arbitrarily to a projection of the spherical frames,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-13 Yu-Chuan Su , Kristen Grauman

360$^{\circ}$ video requires human viewers to actively control "where" to look while watching the video. Although it provides a more immersive experience of the visual content, it also introduces additional burden for viewers; awkward…

Computer Vision and Pattern Recognition · Computer Science 2017-05-26 Yu-Chuan Su , Kristen Grauman

While there are several widely used object detection datasets, current computer vision algorithms are still limited in conventional images. Such images narrow our vision in a restricted region. On the other hand, 360{\deg} images provide a…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Shih-Han Chou , Cheng Sun , Wen-Yen Chang , Wan-Ting Hsu , Min Sun , Jianlong Fu
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