Category Archives: ATHENA

Cryptanalysis of a Reversible Data Hiding Scheme in Encrypted Images by Improved Redundant Space Transfer

Posted on October 2, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, South Korea [PDF] Lingfeng Qu (SWJTU, China), Hongjie He (SWJTU, China), Hadi Amirpour (AAU, Austria), Mohammad Ghanbari (University of Essex, UK) , and Christian Timmerer (AAU, Austria) Abstract: In this paper, … Continue reading →

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Enhancing Satisfied User Ratio (SUR) Prediction for VMAF Proxy through Video Quality Metrics

Posted on October 2, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, Korea [PDF] Jingwen zhu (Nantes University), Hadi Amirpour (AAU, Austria), Raimund Schatz (AIT, Austria) ,  Christian Timmerer (AAU, Austria), and Patrick Le Callet (Nantes University) Abstract: In adaptive video streaming, … Continue reading →

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Preparing VVC for Streaming: A Fast Multi-Rate Encoding Approach

Posted on September 28, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, Korea [PDF] Yiqun Liu (Ateme), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohsen Abdoli (IRT b-com),  Christian Timmerer (Alpen-Adria-Universität Klagenfurt), and Thomas Guionnet (Ateme) Abstract: The integration of advanced video codecs into the streaming … Continue reading →

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CSI Magazine Award for Best Sustainability Project or Initiative to GAIA

Posted on September 18, 2023 by

CSI Magazine Award for Best Sustainability Project or Initiative to GAIA team We are proud to announce that our project GAIA  was highly commended at the CSI Magazine Awards for best sustainability initiative!  This award recognizes some of the work … Continue reading →

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Community-Based QoE Enhancement for User-Generated Content Live Streaming

Posted on September 9, 2023 by

13th International Conference on Computer and Knowledge Engineering (ICCKE) November 1-2, 2023 | Mashad, Iran [PDF] Reza Saeedinia (University of Tehran), S. Omid Fatemi (University of Tehran), Daniele Lorenzi (AAU, Austria), Farzad Tashtarian (AAU, Austria),  Christian Timmerer (AAU, Austria) Live user-generated content … Continue reading →

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ARTEMIS: Adaptive Bitrate Ladder Optimization for Live Video Streaming

Posted on July 20, 2023 by

18th USENIX Symposium on Networked Systems Design and Implementation April 16–18, 2024 | Santa Clara, CA, USA Conference website [PDF] Farzad Tashtarian (AAU, Austria),  Abdelhak Bentaleb (Concordia University), Hadi Amirpour (AAU, Austria) , Sergey Gorinsky (IMDEA Networks Institute),  Junchen Jiang (University of Chicago), Hermann Hellwagner (AAU, Austria) , Christian Timmerer (AAU, … Continue reading →

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Grand Challenges in Green Multimedia Signal Processing

Posted on July 17, 2023 by

Grand Challenges in Green Multimedia Signal Processing at the IEEE 25th International Workshop on Multimedia Signal Processing (MMSP) https://attend.ieee.org/mmsp-2023/call-for-grand-challenges/ It’s time to take action against the threat of climate change by making significant changes to our global greenhouse gas (GHG) … Continue reading →

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