Designing Real-time, Continuous QoE Score Acquisition Techniques for HMD-based 360°VR Video Watching

Tong Xue, Abdallah El Ali, Irene Viola, Gangyi Ding, Pablo Cesar

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

1 Citation (Scopus)
13 Downloads (Pure)

Abstract

Watching HMD-based 360° video has become in-creasing popular as a medium for immersive viewing of photo-realistic content. To evaluate subjective video quality, researchers typically prompt users to provide an overall Quality of Experience (QoE) score after viewing a stimulus. However, since users can adjust their viewport throughout a 360° video, a higher level of spatiotemporal granularity is needed for adaptive 360° video streaming. To address this, we design several real-time, continuous QoE annotation input and peripheral visualization techniques, with the goal of minimizing mental workload and distraction during score acquisition. Drawing on two parallel co-design sessions with seven experts, we find that touchpad and joystick are most suitable for continuous input, with DotMorph (circle with tick label that varies in filling) for peripheral state feedback. We contribute design findings for testing QoE score acquisition techniques during HMD-based 360° video watching, which enable more precise optimization of adaptive video streaming quality.
Original languageEnglish
Title of host publicationProceedings of the 2022 14th International Conference on Quality of Multimedia Experience (QoMEX)
Place of PublicationDanvers
PublisherIEEE
Pages1-6
Number of pages6
ISBN (Electronic)978-1-6654-8794-8
ISBN (Print)978-1-6654-8795-5
DOIs
Publication statusPublished - 2022
Event2022 14th International Conference on Quality of Multimedia Experience (QoMEX)
- Lippstadt, Germany
Duration: 5 Sept 20227 Sept 2022
Conference number: 14th

Publication series

Name2022 14th International Conference on Quality of Multimedia Experience, QoMEX 2022

Conference

Conference2022 14th International Conference on Quality of Multimedia Experience (QoMEX)
Country/TerritoryGermany
CityLippstadt
Period5/09/227/09/22

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • Quality of Experience
  • 360° video
  • real-time
  • continuous
  • acquisition
  • peripheral visualization

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