Category Archives: ATHENA

VCIP 2025 Conference to be held in Klagenfurt by AAU

 International Conference on Visual Communications and Image Processing (VCIP) 1-4 December 2025 Klagenfurt, Austria   VCIP has a long tradition in showcasing pioneering technologies in visual communication and processing, and many landmark papers first appeared in VCIP. We will carry … Continue reading

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A Tutorial on Immersive Video Delivery: From Omnidirectional Video to Holography

IEEE Communications Surveys and Tutorials [PDF] Jeroen van der Hooft (Ghent University, Belgium), Hadi Amirpour (AAU, Austria), Maria Torres Vega (KU Leuven, Belgium), Yago Sanchez (Fraunhofer/HHI), Raimund Schatz (AIT, Austria), Thomas Schierl (Fraunhofer/HHI, Germany), and Christian Timmerer (AAU, Austria) Abstract: Video services are evolving … Continue reading

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Transcoding Quality Prediction for Adaptive Video Streaming

2023 ACM Mile High Video (MHV)  May 7-10, 2023 | Denver, US [PDF] [Slides] Vignesh V Menon (Alpen-Adria-Universität Klagenfurt), Reza Farahani (Alpen-Adria-Universität Klagenfurt), Prajit T Rajendran (Universite Paris-Saclay), Mohammed Ghanbari (University of Essex), Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt),  and Christian Timmerer (Alpen-Adria-Universität Klagenfurt). Abstract: … Continue reading

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LLL-CAdViSE: Live Low-Latency Cloud-based Adaptive Video Streaming Evaluation framework

IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE [PDF, GitHub, Slides, Video] Babak Taraghi , Hermann Hellwagner and Christian Timmerer (AAU, Austria) Low-latency live streaming by HTTP Chunked Transfer EncodingAbstract: Live media streaming is a challenging task by itself, and when it … Continue reading

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SPACE: Segment Prefetching and Caching at the Edge for Adaptive Video Streaming

IEEE Access [PDF] Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt) and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt) Abstract: Multi-access Edge Computing (MEC) is a new paradigm that brings storage and computing close to the clients. MEC enables the deployment of complex network-assisted mechanisms for … Continue reading

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Farzad Tashtarian to give the initial talk of his habilitation at Klagenfurt University.

How to Optimize Dynamic Adaptive Video Streaming? Challenges and Solutions Abstract: Empowered by today’s rich tools for media generation and collaborative production and convenient network access to the Internet, video streaming has become very popular. Dynamic adaptive video streaming is a … Continue reading

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Patent approval for “Fast multi-rate encoding for adaptive HTTP streaming”

Fast multi-rate encoding for adaptive HTTP streaming US Patent [PDF] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Ekrem Çetynkaya (Alpen-Adria-Universität Klagenfurt, Austria), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria)   Abstract: According to embodiments of the disclosure, information of higher and lower quality encoded video segments is … Continue reading

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