Category Archives: ATHENA

ACM TOMM: Counterfeiting Attacks on a RDH-EI scheme based on block-permutation and Co-XOR

Posted on February 24, 2025 by

Counterfeiting Attacks on a RDH-EI scheme based on block-permutation and Co-XOR ACM Transactions on Multimedia Computing Communications and Applications (ACM TOMM) [PDF] Fan Chen (Southwest Jiaotong University, China),  Lingfeng Qu (Guangzhou University, China), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität … Continue reading →

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ICME’25 Tutorial: Video Coding Advancements in HTTP Adaptive Streaming

Posted on February 17, 2025 by

IEEE ICME 2025 June 30, 2025- July 04, 2025 Nantes, France https://www.2025.ieeeicme.org/tutorials/ [PDF] Tutorial speakers: Hadi Amirpour (University of Klagenfurt) Christian Timmerer (University of Klagenfurt) Tutorial description: This tutorial provides a comprehensive exploration of the HTTP Adaptive Streaming (HAS) pipeline, … Continue reading →

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Patent Approval for “Perceptually-aware Online Per-title Encoding for Live Video Streaming”

Posted on February 17, 2025 by

Perceptually-aware Online Per-title Encoding for Live Video Streaming US Patent [PDF] Vignesh Menon (Alpen-Adria-Universität Klagenfurt, Austria), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria)   Abstract: Techniques for implementing perceptually aware per-title encoding may include receiving an input video, … Continue reading →

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DORBINE Project

Posted on February 5, 2025 by

DORBINE Project Approved by FFG. DORBINE is a project Funded by the Austrian Research Promotion Agency FFG A cooperative project between AIR6 Systems and Alpen-Adria-Universität Klagenfurt (AAU)    For more information, please visit the DORBINE webpage here.  

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Real-Time Quality- and Energy-Aware Bitrate Ladder Construction for Live Video Streaming

Posted on February 2, 2025 by

Real-Time Quality- and Energy-Aware Bitrate Ladder Construction for Live Video Streaming IEEE Journal on Emerging and Selected Topics in Circuits and Systems [PDF] Mohammad Ghasempour (AAU, Austria), Hadi Amirpour (AAU, Austria), and Christian Timmerer (AAU, Austria) Abstract: Live video streaming’s growing … Continue reading →

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Multi-resolution Encoding for HTTP Adaptive Streaming using VVenC

Posted on January 21, 2025 by

Multi-resolution Encoding for HTTP Adaptive Streaming using VVenC The IEEE International Symposium on Circuits and Systems (IEEE ISCAS 2025) https://2025.ieee-iscas.org/ 25–28 May 2025 // London, United Kingdom [PDF] Kamran Qureshi (AAU, Austria), Hadi Amirpour (AAU, Austria), Christian Timmerer (AAU, Austria) Abstract: … Continue reading →

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Improving the Efficiency of VVC using Partitioning of Reference Frames

Posted on January 21, 2025 by

Improving the Efficiency of VVC using Partitioning of Reference Frames The IEEE International Symposium on Circuits and Systems (IEEE ISCAS 2025) https://2025.ieee-iscas.org/ 25–28 May 2025 // London, United Kingdom [PDF] Kamran Qureshi (AAU, Austria), Hadi Amirpour (AAU, Austria), Christian Timmerer (AAU, … Continue reading →

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