Category Archives: ATHENA

VCIP’23 Tutorial: Advances in HTTP Adaptive Streaming: New Standards, Video Codecs, and Encoding Optimization Techniques

Posted on December 4, 2023 by

VCIP 2023 Monday, Dec4, 2023 https://vcip2023.iforum.biz/page/goto Lectures: Hadi Amirpour, AAU, AT Christian Timmerer, AAU, AT Abstract: The applications of video streaming are the primary drivers of Internet traffic, as over 82% of IP traffic in 2022. HTTP Adaptive Streaming (HAS) … Continue reading →

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Internship 2024 at ATHENA

Posted on November 29, 2023 by

At Christian Doppler laboratory ATHENA, we offer an internship*)**) for 2024 for Master Students, and we kindly request your applications by the 19th of January 2024 with the following data (in German or English): CV Record of study/transcript (“Studienerfolgsnachweis”) *) … Continue reading →

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Network-Assisted Delivery of Adaptive Video Streaming Services through CDN, SDN, and MEC

Posted on November 21, 2023 by

Klagenfurt, August 22, 2023 Congratulations to Dr. Reza Farahani for successfully defending his dissertation on “Network-Assisted Delivery of Adaptive Video Streaming Services through CDN, SDN, and MEC” at Universität Klagenfurt in the context of the Christian Doppler Laboratory ATHENA. Abstract … Continue reading →

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JPEG Image Encryption with DC Rotation and Undivided RSV-based AC Group Permutation

Posted on November 20, 2023 by

IEEE Transactions on Multimedia (TMM) [PDF] Yuan Yuan (Southwest Jiaotong University, China), Hongjie He (Southwest Jiaotong University, China), Yaolin Yang (Southwest Jiaotong University, China), Hadi Amirpour (AAU, Klagenfurt, Austria), Christian Timmerer (AAU, Klagenfurt, Austria), Fan Chen (Southwest Jiaotong University, China) Abstract: Existing … Continue reading →

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ALIVE: A Latency- and Cost-Aware Hybrid P2P-CDN Framework for Live Video Streaming

Posted on November 16, 2023 by

IEEE Transactions on Network and Service Management  [PDF] Reza Farahani (Alpen-Adria-Universität Klagenfurt, Austria), Ekrem Çetinkaya (Alpen-Adria-Universität Klagenfurt, Austria), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria), Mohammad Shojafar (University of Surrey, UK), Mohammad Ghanbari (University of Essex, UK), and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt, Austria) … Continue reading →

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Towards Low-Latency and Energy-Efficient Hybrid P2P-CDN Live Video Streaming

Posted on November 16, 2023 by

Special Issue on Sustainable Multimedia Communications and Services, IEEE COMSOC MMTC Communications – Frontiers, [PDF] Reza Farahani(Alpen-Adria-Universität Klagenfurt, Austria), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria), and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt, Austria) Abstract: Streaming segmented videos over the Hypertext Transfer Protocol (HTTP) … Continue reading →

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SIGMM Test of Time Paper Honorable Mention in the category of “MM Systems & Networking”

Posted on November 15, 2023 by

We’re excited to share that the ACM Special Interest Group in Multimedia (SIGMM) presents to Stefan Lederer, Christopher Müller, and Christian Timmerer The SIGMM Test of Time Paper Honorable Mention in the category of “MM Systems & Networking” for their … Continue reading →

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