Category Archives: ATHENA

Elsevier Signal Processing: Reversible Data Hiding for Color Images Based on Pixel Value Order of Overall Process Channel Correlation

Posted on November 18, 2022 by

Elsevier Signal Processing [PDF] Ningxiong Mao (Southwest Jiaotong University), Hongjie Hea (Southwest Jiaotong University), Fan Chenb (Southwest Jiaotong University), Lingfeng Qu (Southwest Jiaotong University), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria) Abstract: Color image Reversible Data Hiding (RDH) is getting more … Continue reading →

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Advanced Scalability for Light Field Image Coding

Posted on November 9, 2022 by

IEEE Transactions on Image Processing (TIP) [PDF] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Christine Guillemot (INRIA, France), Mohammad Ghanbari (University of Essex, UK), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria) Abstract: Light field imaging, which captures both spatial and angular information, improves user immersion by … Continue reading →

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GMSys 2023: First International ACM Green Multimedia Systems Workshop, 7 – 10 June 2023, Vancouver, Canada

Posted on November 8, 2022 by

The threat of climate change requires a drastic reduction of global greenhouse gas (GHG) emissions in several societal spheres. Thus, this also applies to reducing and rethinking the energy consumption of digital technologies. Video streaming technology is responsible for more … Continue reading →

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MCOM-Live: A Multi-Codec Optimization Model at the Edge for Live Streaming

Posted on November 2, 2022 by

29th International Conference on MultiMedia Modeling 9 – 12 January, 2023 | Bergen, Norway Conference Website [PDF][Slides] Daniele Lorenzi (AAU, Austria), Farzad Tashtarian (AAU, Austria), Hadi Amirpour (AAU, Austria), Christian Timmerer (AAU, Austria), and Hermann Hellwagner (AAU, Austria) Abstract: HTTP Adaptive Streaming … Continue reading →

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OTEC: An Optimized Transcoding Task Scheduler for Cloud and Fog Environments

Posted on October 24, 2022 by

ACM CoNEXT 2022 – ViSNext 22 Workshop 6 – 9 December, 2022 | Rome, Italy                                                     … Continue reading →

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EMES: Efficient Multi-Encoding Schemes for HEVC-based Adaptive Bitrate Streaming

Posted on October 20, 2022 by

Transactions on Multimedia Computing Communications and Applications (TOMM) [PDF] Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohammad Ghanbari (School of Computer Science and Electronic Engineering, University of Essex, Colchester, UK), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt) Abstract: In HTTP Adaptive Streaming (HAS), videos are encoded … Continue reading →

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Live is Life: Efficient Two-pass Per-title Encoding for Adaptive Live Streaming (Industry demo at ICIP 2022)

Posted on October 17, 2022 by

2022 IEEE International Conference on Image Processing (ICIP) October 16-19, 2022 | Bordeaux, France Conference Website   Abstract: According to the Bitmovin Video Developer Report 2021, live streaming at scale has the highest scope for innovation in video streaming services. Currently, … Continue reading →

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