Category Archives: ATHENA

Interns at ATHENA (Summer 2022)

Posted on August 4, 2022 by

In July-August 2022, the ATHENA Christian Doppler Laboratory hosted four interns working on the following topics: Fabio Zinner: A Study and Evaluation on HTTP Adaptive Video Streaming using Mininet Moritz Pecher: Dataset Creation and HAS Basics Per-Luca Thalmann: Codec-war: is … Continue reading →

Posted in ATHENA | Comments Off on Interns at ATHENA (Summer 2022)

Hybrid P2P-CDN Architecture for Live Video Streaming: An Online Learning Approach

Posted on August 2, 2022 by

IEEE Global Communications Conference (GLOBECOM) December 4-8, 2022 |Rio de Janeiro, Brazil [PDF][Slides] Reza Farahani (Alpen-Adria-Universität Klagenfurt, Austria), Abdelhak Bentaleb (National University of Singapore, Singapore), Ekrem Cetinkaya (Alpen-Adria-Universität Klagenfurt, Austria), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria), Roger Zimmermann (National University of … Continue reading →

Posted in ATHENA | Comments Off on Hybrid P2P-CDN Architecture for Live Video Streaming: An Online Learning Approach

Between Two and Six? Towards Correct Estimation of JND Step Sizes for VMAF-based Bitrate Laddering

Posted on July 13, 2022 by

 14th International Conference on Quality of Multimedia Experience (QoMEX) September 5-7, 2022 | Lippstadt, Germany [PDF][Poster] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Raimund Schatz (AIT Austrian Institute of Technology, Austria), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt) Abstract: We currently witness the rapidly growing importance of intelligent video streaming quality … Continue reading →

Posted in ATHENA | Comments Off on Between Two and Six? Towards Correct Estimation of JND Step Sizes for VMAF-based Bitrate Laddering

FuRA: Fully Random Access Light Field Image Compression

Posted on July 12, 2022 by

10th European Workshop on Visual Information Processing (EUVIP) September 11-14, 2022 | Lisbon, Portugal [PDF] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),   Christine Guillemot (INRIA, France), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt) Abstract: Light fields are typically represented by multi-view images and enable post-capture actions such as refocusing and … Continue reading →

Posted in ATHENA | Comments Off on FuRA: Fully Random Access Light Field Image Compression

Low Latency Live Streaming Implementation in DASH and HLS

Posted on July 4, 2022 by

ACM Multimedia Conference – OSS Track 10-14 October 2022 | Lisbon, Portugal [PDF] Abdelhak Bentaleb (National University of Singapore), Zhengdao Zhan (National University of Singapore), Farzad Tashtarian (AAU, Austria), May Lim (National University of Singapore), Saad Harous (University of Sharjah), … Continue reading →

Posted in ATHENA | Comments Off on Low Latency Live Streaming Implementation in DASH and HLS

Hermann Hellwagner in a BITMOVIN Webinar featuring ATHENA

Posted on July 4, 2022 by

Latest Edge Computing Innovations for Video Streaming (ft. ATHENA) Webinar Recording 14th June 2022 Video streaming is not for online video providers alone. Telco providers are equal players in the game of adaptive video streaming, but to stand out, there … Continue reading →

Posted in ATHENA | Comments Off on Hermann Hellwagner in a BITMOVIN Webinar featuring ATHENA

Detection and Localization of Video Transcoding From AVC to HEVC Based on Deep Representations of Decoded Frames and PU Maps

Posted on June 20, 2022 by

IEEE Transactions on Multimedia [PDF] Haichao Yao (Beijing Jiaotong University), Rongrong Ni (Beijing Jiaotong University), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt), Yao Zhao (Beijing Jiaotong University). Abstract: In general, manipulated videos will eventually undergo recompression. Video transcoding will occur when … Continue reading →

Posted in ATHENA | Comments Off on Detection and Localization of Video Transcoding From AVC to HEVC Based on Deep Representations of Decoded Frames and PU Maps