Category Archives: ATHENA

On the Impact of Viewing Distance on Perceived Video Quality

Posted on August 30, 2021 by

IEEE Visual Communications and Image Processing (VCIP 2021) 5-8 December 2021, Munich, Germany [PDF][Slides] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Raimund Schatz (AIT Austrian Institute of Technology, Austria), Mohammad Ghanbari (School of Computer Science and Electronic Engineering, University of Essex, Colchester, UK), … Continue reading →

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INTENSE: In-depth Studies on Stall Events and Quality Switches and Their Impact on the Quality of Experience in HTTP Adaptive Streaming

Posted on August 26, 2021 by

IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE [PDF] Babak Taraghi (AAU, Austria), Minh Nguyen (AAU, Austria), Hadi Amirpour (AAU, Austria), Christian Timmerer (AAU, Austria) Abstract: With the recent growth of multimedia traffic over the Internet and emerging multimedia … Continue reading →

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Interns at the ATHENA (Summer 2021)

Posted on August 25, 2021 by

In July 2021, the ATHENA Christian Doppler Laboratory hosted three interns working on the following topics: Kassian Fuger: Machine Learning and Video Encoding for HTTP Adaptive Streaming Timo Pfeifer: HTTP Adaptive Streaming for Mobile Devices Vanessa Fröhlich: Machine Learning and … Continue reading →

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Special issue on Open Media Compression: Overview, Design Criteria, and Outlook on Emerging Standards

Posted on August 22, 2021 by

Special issue on Open Media Compression: Overview, Design Criteria, and Outlook on Emerging Standards Proceedings of the IEEE, vol. 109, no. 9, Sept. 2021 By CHRISTIAN TIMMERER, Senior Member IEEE Guest Editor MATHIAS WIEN, Member IEEE Guest Editor LU YU, … Continue reading →

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MPEG AG 5 Workshop on Quality of Immersive Media: Assessment and Metrics

Posted on August 21, 2021 by

The Quality of Experience (QoE) is well-defined in QUALINET white papers [here, here], but its assessment and metrics are subject to research. The aim of this workshop on “Quality of Immersive Media: Assessment and Metrics” is to provide a forum … Continue reading →

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IEEE eScience 2021: Where to Encode: A Performance Analysis of Intel x86 and Arm-based Amazon EC2 Instances

Posted on August 18, 2021 by

17th IEEE eScience 2021 20-23 September 2021 // Innsbruck, Austria // Online Conference Conference Website [PDF][Slides][Video] Roland Matha´∗, Dragi Kimovski*, Anatoliy Zabrovskiy*‡, Christian Timmerer*†, Radu Prodan* Institute of Information Technology (ITEC), University of Klagenfurt, Austria* Bitmovin, Klagenfurt, Austria† Petrozavodsk State … Continue reading →

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IEEE GLOBECOM: Quality Optimization of Live Streaming Services over HTTP with Reinforcement Learning

Posted on August 17, 2021 by

IEEE Global Communications Conference 2021 7-11 December 2021 // Madrid, Spain // Hybrid: In-Person and Virtual Conference Connecting Cultures around the Globe https://globecom2021.ieee-globecom.org/ [PDF][Slides][Video] F. Tashtarian*, R. Falanji‡, A. Bentaleb+, A. Erfanian*, P. S. Mashhadi§, C. Timmerer*, H. Hellwagner*, R. … Continue reading →

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