Multimedia Communication (MMC)

Introduction

The research area “Multimedia Communication (MMC)” is being led by Prof. Hermann Hellwagner and Assoc. Prof. Christian Timmerer.

Research Topics

  • Multimedia communication and multimedia content adaptation
  • Multimedia Quality of Service (QoS) and Quality of Experience (QoE)
  • Dynamic Adaptive Streaming over HTTP (DASH)
  • 360° video/VR streaming
  • Multimedia delivery in Information-Centric Networks (ICN)
  • Communication in multi-UAV systems
  • Standardization (ISO/IEC MPEG)

News

diveXplore – An Open-Source Software for Modern Video Retrieval with Image/Text Embeddings ACM Multimedia 2025 October 27 – October 31, 2025 Dublin, Ireland [PDF] Mario Leopold (AAU, Austria), Farzad Tashtarian (AAU, Austria), Klaus…
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GenStream: Semantic Streaming Framework for Generative Reconstruction of Human-centric Media ACM Multimedia 2025 October 27 – October 31, 2025 Dublin, Ireland [PDF] Emanuele Artioli (AAU, Austria), Daniele Lorenzi (AAU, Austria), Shivi…
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On Thursday, July 30, 2025, Daniele Lorenzi successfully defended his PhD thesis (QoE- and Energy-aware Content Consumption for HTTP Adaptive Streaming) under the supervision of Prof. Hermann Hellwagner and Prof. Christian Timmerer. The defense…
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Hadi
Authors: Ahmed Telili (TII, UAE), Wassim Hamidouche (TII, UAE), Brahim Farhat (TII, UAE), Hadi Amirpour (AAU, Austria), Christian Timmerer (AAU, Austria), Ibrahim Khadraoui (TII, UAE), Jiajie Lu (Politecnico di Milano, Italy), The Van Le (IVCL,…
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Co-located with ACM Multimedia 2025 URL: https://weizhou-geek.github.io/workshop/MM2025.html In health and medicine, an immense amount of data is being generated by distributed sensors and cameras, as well as multimodal digital health…
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ACM MM’25 Tutorial: Perceptually Inspired Visual Quality Assessment in Multimedia Communication ACM MM 2025, October 27, 2025, Dublin, Ireland https://acmmm2025.org/tutorial/ Tutorial speakers: Wei Zhou (Cardiff University) …
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URL: https://dl.acm.org/journal/tomm Authors: Ahmed Telili (INSA, Rennes, France),  Wassim Hamidouce (INSA, Rennes, France), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Sid Ahmed Fezza (INPTIC, Algeira), Christian Timmerer (Alpen-Adria-Universität…
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Hadi
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…
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Title: Project “Scalable Platform for Innovations on Real-time Immersive Telepresence” (SPIRIT) successfully passed periodic review The "Scalable Platform for Innovations on Real-time Immersive Telepresence" (SPIRIT) project, a Horizon…
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DORBINE is a cooperative project between AIR6 Systems and Alpen-Adria-Universität Klagenfurt (AAU) (Farzad Tashtarian, project leader; Christian Timmerer and Hamid Amirpourazarian) and is funded by the Austrian Research Promotion Agency…
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The paper "Two-pass Encoding for Live Video Streaming" has been selected as the Best Student Paper at the NAB Broadcast Engineering and IT (BEIT) Conference 2025. NAB Broadcast Engineering and IT (BEIT) Conference 5–9 April 2025 | Las Vegas,…
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Hadi
Scalable Per-Title Encoding - US Patent [PDF] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria) and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria) Abstract: A scalable per-title encoding technique may…
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Authors: Leonardo Peroni (UC3M, Spain); Sergey Gorinsky (IMDEA Networks Institute, Spain); Farzad Tashtarian (Alpen-Adria Universität Klagenfurt, Austria) Conference: IEEE 13th International Conference on Cloud Networking (CloudNet) 27–29…
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Hadi
Authors: Hadi Amirpour (AAU, Austria), Mohammad Ghasempour (AAU, Austria), Farzad Tashtarian (AAU, Austria), Ahmed Telili (TII, UAE), Samira Afzal (AAU, Austria), Wassim Hamidouche (INSA, France), Christian Timmerer (AAU, Austria) Conference:…
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Hadi
Authors: Hadi Amirpour (AAU, Austria), Lingfeng Qu (Guangzhou University, China), Jong Hwan Ko (SKKU, South Korea), Cosmin Stejerean (Meta, USA), Christian Timmerer (AAU, Austria Conference: IEEE Visual Communications and Image Processing…
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Hadi
Authors: Annalisa Gallina (UNIPD, Italy), Hadi Amirpour (AAU, Austria), Sara Baldoni (UNIPD, Italy), Giuseppe Valenzise (UPSaclay, France), Federica Battisti (UNIPD, Italy). Conference: IEEE Visual Communications and Image Processing (IEEE…
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Authors: Prajit T Rajendran (Universite Paris-Saclay), Samira Afzal (Alpen-Adria-Universität Klagenfurt), Vignesh V Menon (Fraunhofer HHI), Christian Timmerer (Alpen-Adria-Universität Klagenfurt) Conference: IEEE Visual Communications and…
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Authors: Mohammad Ghasempour (AAU, Austria), Hadi Amirpour (AAU, Austria), and Christian Timmerer (AAU, Austria) Abstract: Video streaming has become an integral part of our digital lives, driving the need for efficient video delivery. With…
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At the PCS 2024 (Picture Coding Symposium), held in Taichung, Taiwan from June 12-14, Hadi Amirpour received the Best Paper Award for the paper "Beyond Curves and Thresholds - Introducing Uncertainty Estimation To Satisfied User Ratios for Compressed…
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Title: DeepVCA: Deep Video Complexity Analyzer Authors: Hadi Amirpour (AAU, Klagenfurt, Austria), Klaus Schoeffmann (AAU, Klagenfurt, Austria), Mohammad Ghanbari (University of Essex, UK), Christian Timmerer (AAU, Klagenfurt, Austria) Abstract:…
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ACM MMSys 2024, Bari, Italy, Apr. 15-18, 2024  Authors: Emanuele Artioli (Alpen-Adria-Universität Klagenfurt, Austria), Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt, Austria), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt,…
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ACM Mile High Video 2024 (mhv), Denver, Colorado, February 11-14, 2024 Authors: Daniele Lorenzi (Alpen-Adria-Universität Klagenfurt, Austria), Minh Nguyen (Alpen-Adria-Universität Klagenfurt, Austria), Farzad Tashtarian (Alpen-Adria-Universität…
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With the current popularity of ECO in the Asia–Pacific (APAC), the Bitmovin team in APAC, led by Adrian Britton, expressed an interest in the energy-aware research initiatives conducted within the GAIA project in Austria. Following an introductory…
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IEEE Transactions on Network and Service Management Authors: Reza Farahani, Ekrem Cetinkaya, Christian Timmerer, Mohammad Shojafar, Mohammad Ghanbari, and Hermann Hellwagner Abstract: Recent years have witnessed video streaming demands evolve…
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IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE Title: Characterization of the Quality of Experience and Immersion of Point Cloud Video Sequences through a Subjective Study @ IEEE Access Authors: Minh Nguyen, Shivi…
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The 19th International Conference on emerging Networking EXperiments and Technologies (CoNEXT) Paris, France, December 5-8, 2023 Authors: Leonardo Peroni (IMDEA Networks Institute), Sergey Gorinsky (IMDEA Networks Institute), Farzad Tashtarian…
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Special Issue on Sustainable Multimedia Communications and Services, IEEE COMSOC MMTC Communications - Frontiers Title: Towards Low-Latency and Energy-Efficient Hybrid P2P-CDN Live Video Streaming Authors: Reza Farahani, Christian Timmerer,…
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International Conference on Visual Communications and Image Processing (IEEE VCIP’23) http://www.vcip2023.org/ Authors: Vignesh V Menon, Reza Farahani, Prajit T Rajendran, Samira Afzal, Klaus Schoeffmann, Christian Timmerer Abstract:…
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Authors: Reza Saeedinia (University of Tehran), S. Omid Fatemi (University of Tehran),Daniele Lorenzi (Alpen-Adria Universität Klagenfurt), Farzad Tashtarian (Alpen-Adria Universität Klagenfurt),  Christian Timmerer (Alpen-Adria Universität…
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Kurt Horvath presented the paper titled A distributed geofence-based discovery scheme for the computing Continuum at 29th International European Conference on Parallel and Distributed Computing (EURO-PAR 2023) Authors: Kurt Horvath, Dragi…
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Prof. Hermann Hellwagner is a keynote speaker at IEEE MIPR, 30th August - 1st September 2023. Title: Advances in Edge-Based and In-Network Media Processing for Adaptive Video Streaming Talk Abstract: Media traffic (mainly, video) on…
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21st USENIX Symposium on Networked Systems Design and Implementation (NSDI 2024), APRIL 16–18, 2024, SANTA CLARA, CA, USA Authors: Farzad Tashtarian (Alpen-Adria Universität Klagenfurt),  Abdelhak Bentaleb (Concordia University), Hadi…
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Sebastian Uitz and Hannes Dermutz had an amazing time showcasing their highly anticipated game, A Webbing Journey, at the Level Up event at Messe Salzburg on July 1 and 2, 2023. The event was a vibrant gathering of game developers and enthusiasts,…
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Call for Papers Network-assisted video streaming has become a substantial part of modern multimedia applications, enabling users to access high-quality video content over different networks, including the Internet and wireless networks. Efficiently…
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Title: Designing A Sustainable Serverless Graph Processing Tool on the Computing Continuum Authors: Reza Farahani, Sashko Ristov, and Radu Prodan 29th International European Conference on Parallel and Distributed Computing, , LIMASSOL,…
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Josef Hammer presented the poster “Unique Prefix vs. Unique Mask for Minimizing SDN Flows with Transparent Edge Access” at the 23rd IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGrid 2023) and the paper…
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CP-Steering: CDN- and Protocol-Aware Content Steering Solution for HTTP Adaptive Video Streaming Reza Farahani (University of Klagenfurt, Austria), Abdelhak Bentaleb (Concordia University, Canada), Mohammad Shojafar (University of Surrey,…
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Titles: Modern Network-Assisted Delivery of Adaptive Video Streaming Services and Towards Sustainable Servessless Processing of Massive Graphs on Computing Continuum Link: https://springschool.iaik.tugraz.at/
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Josef Hammer presented the paper “C3-Edge – An Automated Mininet-Compatible SDN Testbed On Raspberry Pis and Nvidia Jetsons” at the 36th IEEE/IFIP Network Operations and Management Symposium (NOMS 2023) in Miami, Florida, USA. Authors:…
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Josef Hammer received the 2nd Place Outstanding Poster Award at the IPDPS PhD Forum 2023 for his poster titled “Distributed On-Demand Deployment for Transparent Access to 5G Edge Computing Services.” The event took place in St. Petersburg,…
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Josef Hammer presented the paper “Distributed On-Demand Deployment for Transparent Access to 5G Edge Computing Services” at the 5th Workshop on Parallel AI and Systems for the Edge (PAISE 2023). The workshop was held in conjunction with…
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Vignesh V Menon
2023 ACM Mile High Video (MHV)  May 7-10, 2023 | Denver, US Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt), Reza Farahani (Alpen-Adria-Universität Klagenfurt), Prajit T Rajendran (Universite Paris-Saclay), Mohammed…
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IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE [PDF; GitHub] Babak Taraghi , Hermann Hellwagner and Christian Timmerer  (Alpen-Adria-Universität Klagenfurt) Abstract: Live media streaming is a challenging task…
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14th ACM Multimedia Systems Conference (MMSys) 7 – 10 June 2023 | Vancouver, BC, Canada Daniele Lorenzi (Alpen-Adria-Universität Klagenfurt) Abstract: Video streaming services account for the majority of today's traffic on the Internet,…
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5th Workshop on Parallel AI and Systems for the Edge (PAISE 2023) held in conjunction with 37th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2023) St. Petersburg, Florida, USA https://edge.itec.aau.at/ Authors:…
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SPACE: Segment Prefetching and Caching at the Edge for Adaptive Video Streaming IEEE Access Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt) and Hermann Hellwagner (Alpen-Adria-Universität…
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Title: Large-scale graph processing and simulation with serverless workflows in federated FaaS The First Workshop on Serverless, Extreme-Scale, and Sustainable Graph Processing Systems (GraphSys), Co-located with ICPE 2023, April 15-19, Coimbra,…
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Title: Towards Sustainable Serverless Processing of Massive Graphs on the Computing Continuum The First Workshop on Serverless, Extreme-Scale, and Sustainable Graph Processing Systems (GraphSys), Co-located with ICPE 2023, April 15-19, Coimbra,…
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How to Optimize Dynamic Adaptive Video Streaming? Challenges and Solutions [slide] Abstract: Empowered by today’s rich tools for media generation and collaborative production and convenient network access to the Internet, video streaming…
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36th IEEE/IFIP Network Operations and Management Symposium (NOMS 2023) Miami, USA https://edge.itec.aau.at/ Authors: Josef Hammer, Dragi Kimovski, Narges Mehran, Radu Prodan, and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt, Austria) Abstract:…
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23rd International Symposium on Cluster, Cloud and Internet Computing (CCGrid 2023) Bangalore, India https://edge.itec.aau.at/ Authors: Josef Hammer and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt, Austria) Abstract: Multi-access…
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7th IEEE International Conference on Fog and Edge Computing (ICFEC 2023) held in conjunction with CCGrid 2023 Bangalore, India https://edge.itec.aau.at/ Authors: Josef Hammer and Hermann Hellwagner, Alpen-Adria-Universität Klagenfurt Abstract:…
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Hadi
Title: Fast multi-rate encoding for adaptive HTTP streaming Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Ekrem Çetynkaya (Alpen-Adria-Universität Klagenfurt, Austria), and Christian Timmerer (Alpen-Adria-Universität…
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SIGMM Records Column Samira Afzal (Alpen-Adria-Universität (AAU) Klagenfurt, Austria), Radu Prodan (Alpen-Adria-Universität (AAU) Klagenfurt, Austria), Christian Timmerer (Alpen-Adria-Universität (AAU) Klagenfurt and Bitmovin Inc., Austria) Introduction: Regarding…
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IEEE International Conference on Communications (ICC) 28 May – 01 June 2023-- Rome, Italy Conference Website Reza Farahani (Alpen-Adria-Universität Klagenfurt),  Abdelhak Bentaleb (Concordia University, Canada), Christian Timmerer (Alpen-Adria-Universität…
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Journal Website: Journal of Network and Computer Applications [PDF] Samira Afzal (Alpen-Adria-Universität Klagenfurt), Vanessa Testoni (unico IDtech), Christian Esteve Rothenberg (University of Campinas), Prakash Kolan (Samsung Research…
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Collaborative Edge-Assisted Systems for HTTP Adaptive Video Streaming 5G/6G Innovation Center,  University of Surrey, UK 6th January 2023 | Guildford, UK Abstract: The proliferation of novel video streaming technologies, advancement of networking…
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IEEE Transactions on Network and Service Management (TNSM) Alireza Erfanian (Alpen-Adria-Universität Klagenfurt, Austria), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt,…
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Hadi
ICME`23 July, 2023, Brisbane, Australia Organizers: Hadi Amirpour, University of Klagenfurt Angeliki Katsenou, Trinity College Dublin, IE and University of Bristol, UK Abstracts Video streaming in the context of HTTP Adaptive…
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Hadi
Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Mohammad Ghanbari (University of Essex, UK), and Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria) Journal Website Abstract: In HTTP Adaptive…
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Students at Klagenfurt University decide who is the best teacher: They nominate courses for the "Teaching Award 2022". The 14 best-rated teachers submitted teaching concepts, which were evaluated and ranked by a jury. Josef Hammer was nominated…
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MPEC2: Multilayer and Pipeline Video Encoding on the Computing Continuum conference website: IEEE NCA 2022 Samira Afzal (Alpen-Adria-Universität Klagenfurt), Zahra Najafabadi Samani (Alpen-Adria-Universität Klagenfurt), Narges Mehran (Alpen-Adria-Universität…
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Hadi
Journal Website Authors: Ningxiong Maoa (Southwest Jiaotong University), Hongjie Hea (Southwest Jiaotong University), Fan Chenb (Southwest Jiaotong University), Lingfeng Qua (Southwest Jiaotong University), Hadi Amirpour (Alpen-Adria-Universität…
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5g_Kaerntner_Fog_Logo
IEEE ISM'2022 (https://www.ieee-ism.org/) Authors: Shivi Vats, Jounsup Park, Klara Nahrstedt, Michael Zink, Ramesh Sitaraman, and Hermann Hellwagner Abstract: In a 5G testbed, we use 360° video streaming to test, measure, and demonstrate…
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Hadi
IEEE Transactions on Image Processing (TIP) Journal Website   Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt, Austria), Christine Guillemot (INRIA, France), Mohammad Ghanbari (University of Essex, UK), and Christian…
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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…
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29th International Conference on MultiMedia Modeling 9 - 12 January 2023 | Bergen, Norway Daniele Lorenzi (Alpen-Adria-Universität Klagenfurt), Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität…
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OTEC: An Optimized Transcoding Task Scheduler for Cloud and Fog Environments ACM CoNEXT 2022 - ViSNext Samira Afzal (Alpen-Adria-Universität Klagenfurt), Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Hamid Hadian (Alpen-Adria-Universität…
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Vignesh V Menon
Transactions on Multimedia Computing Communications and Applications (TOMM) Journal Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohammad Ghanbari (School of Computer…
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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…
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IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE [PDF] Minh Nguyen (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Daniele Lorenzi (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität…
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At Christian Doppler laboratory ATHENA, we offer an internship*) for 2023 for Master Students and we kindly request your applications until the 20th of January 2023 with the following data (in German or English): CV Record of study/transcript…
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Vignesh V Menon
2022 Picture Coding Symposium (PCS) December 7-9, 2022 | San Jose, CA, USA Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Prajit T Rajendran (Universite Paris-Saclay,…
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Hadi
2022 IEEE 24th International Workshop on Multimedia Signal Processing (MMSP) September 26-28, 2022 | Shanghai, China Conference Website Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Prajit T Rajendran (Universite Paris-Saclay, Paris,…
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Vignesh V Menon
2022 IEEE International Conference on Image Processing (ICIP) October 16-19, 2022 | Bordeaux, France Conference Website [Video] Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),…
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16th International Conference on Signal Image Technology & Internet based Systems - Dijon, France – October 19-21, 2022 Conference Website Babak Taraghi (Alpen-Adria-Universität Klagenfurt, Austria), Selina Zoë Haack (Alpen-Adria-Universität…
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IEEE Transactions on Network and Service Management (TNSM) Journal Website Authors: Reza Farahani (Alpen-Adria-Universität Klagenfurt, Austria), Mohammad Shojafar (University of Surry, UK), Christian Timmerer (Alpen-Adria-Universität Klagenfurt,…
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Hadi
LiVE: Toward Better Live Video Experience INSA, France  27th September 2022 | Rennes, France   Abstract: In this presentation, we first introduce the principles of video streaming and the existing challenges. While live video streaming…
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The project partners reunited at @itecmmc for a final project review. Thank you Horizon2020 @EU_Commission it has been an honour to collaborate for the Future Hyper-connected Sociality. ARTICONF project review @UvA_Amsterdam @ms…
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18th International Conference on Network and Service Management (CNSM 2022) Thessaloniki, Greece | 31 October - 4 November 2022 Conference Website Minh Nguyen (Alpen-Adria-Universität Klagenfurt, Austria), Babak Taraghi (Alpen-Adria-Universität…
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IEEE Global Communications Conference (GLOBECOM) December 4-8, 2022 |Rio de Janeiro, Brazil Conference Website Authors: Reza Farahani (Alpen-Adria-Universität Klagenfurt, Austria), Abdelhak Bentaleb (National University of Singapore,…
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Vignesh V Menon
ACM Multimedia Conference - Doctoral Symposium Track Lisbon, Portugal | 10-14 October 2022 Vignesh V Menon (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt) Abstract: Rapid growth in multimedia streaming traffic…
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Hadi
Secure Reversible Data Hiding in Encrypted Images based on Classification Encryption Difference IEEE 24th Workshop on MultiMedia Signal Processing (MMSP) September 26-28, 2022 | Shanghai, China Authors: Lingfeng Qu (Southwest Jiaotong…
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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…
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Hadi
Between Two and Six? Towards Correct Estimation of JND Step Sizes for VMAF-based Bitrate Laddering 14th International Conference on Quality of Multimedia Experience (QoMEX) September 5-7, 2022 | Lippstadt, Germany Hadi Amirpour (Alpen-Adria-Universität…
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Hadi
FuRA: Fully Random Access Light Field Image Compression 10th European Workshop on Visual Information Processing (EUVIP) September 11-14, 2022 | Lisbon, Portugal Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),  Christine Guillemot (INRIA,…
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Low Latency Live Streaming Implementation in DASH and HLS ACM Multimedia Conference - OSS Track Lisbon, Portugal | 10-14 October 2022 Abdelhak Bentaleb (National University of Singapore), Zhengdao Zhan (National University of Singapore),…
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IEEE 14th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP 2022) June 26-29, 2022 | Nafplio, Greece Conference Website [Video] Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt),…
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Detection and Localization of Video Transcoding From AVC to HEVC Based on Deep Representations of Decoded Frames and PU Maps IEEE Transactions on Multimedia Haichao Yao (Beijing Jiaotong University), Rongrong Ni (Beijing…
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Hadi
Video Encoding Optimizations for Live Video Streaming FOKUS Media Web Symposium 20th – 24th June 2022 | Berlin, Germany   Abstract: Live video streaming is expected to become mainstream in the fifth-generation (5G) mobile networks.…
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Hadi
Authors: 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 Unive…
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The 13th ACM Multimedia Systems Conference MMSys’22 14th - 17th June 2022 | Athlone, Ireland. Conference Website The ACM Multimedia Systems Conference (MMSys) provides a forum for researchers to present and share their latest research findings…
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We presented the poster "The Power in Your Pocket: Boosting Video Quality with Super-Resolution on Mobile Devices" at the Austrian Computer Science Day 2022 conference. The poster summarizes research about improving the visual quality of video…
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This years´s "Lange Nacht der Forschung" took place on May 20, 2022. The LNDF is Austria´s most significant national research event to present the accomplishments to the broad public. ITEC was represented by three stations and involved in…
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1st International Workshop on Edge Network Softwarization (ENS 2022) co-located with IEEE International Conference on Network Softwarization (NetSoft 2022)  Milan, Italy Authors: Josef Hammer and Hermann Hellwagner, Alpen-Adria-Universität…
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Hadi
Title: Video Complexity Dataset (VCD) The 13th ACM Multimedia Systems Conference (ACM MMSys 2022) Open Dataset and Software (ODS) track June 14–17, 2022 |  Athlone, Ireland Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Vignesh…
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Optimizing QoE in Live Streaming over Wireless Networks using Machine Learning Techniques May 25, 2022, Edinburgh, UK Empowered by today’s rich tools for media generation and collaborative production and the convenient wireless access (e.g.,…
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CoPaM: Cost-aware VM Placement and Migration for Mobile services in Multi-Cloudlet environment: An SDN-based approach Elsevier Computer Communications journal    Shirzad Shahryari (Ferdowsi University of Mashhad, Mashhad, Iran), Farzad…
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Hadi
EUVIP 2022 Special Session on "Machine Learning for Immersive Content Processing" September, 2022, Lisbon, Portugal Link Organizers: Hadi Amirpour, Klagenfurt University, Austria Christine Guillemot, INSA, France Christian Timmerer,…
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Vignesh V Menon
2022 IEEE International Conference on Multimedia and Expo (ICME) Industry & Application Track July 18-22, 2022 | Taipei, Taiwan Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität…
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Vignesh V Menon
2022 IEEE International Conference on Multimedia and Expo (ICME) July 18-22, 2022 | Taipei, Taiwan Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohammad…
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Title: A Traffic-sign recognition IoT-based Application CSW Spring 2022, April 26 - 28, 2022, Tampere, Finland Authors: Narges Mehran, Dragi Kimovski, Zahra Najafabadi Samani, Radu Prodan The work "A Traffic-sign recognition IoT-based…
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ICME Workshop on Hyper-Realistic Multimedia for Enhanced Quality of Experience (ICMEW) July 18-22, 2022 | Taipei, Taiwan Conference Website Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Hadi…
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MPEG, specifically, ISO/IEC JTC 1/SC 29/WG 3 (MPEG Systems), has been just awarded a Technology & Engineering Emmy® Award for its ground-breaking MPEG-DASH standard. Dynamic Adaptive Streaming over HTTP (DASH) is the first international…
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The 13th ACM Multimedia Systems Conference (ACM MMSys 2022) Open Dataset and Software (ODS) track | June 14–17, 2022 |  Athlone, Ireland Babak Taraghi (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),…
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Vignesh V Menon
The 13th ACM Multimedia Systems Conference (ACM MMSys 2022) Open Dataset and Software (ODS) track June 14–17, 2022 |  Athlone, Ireland Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt), Christian Feldmann (Bitmovin,…
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The 13th ACM Multimedia Systems Conference (ACM MMSys 2022) June 14–17, 2022 |  Athlone, Ireland Conference Website Reza Shokri Kalan (Digiturk Company, Istanbul), Reza Farahani (Alpen-Adria-Universität Klagenfurt), Emre Karsli (Digiturk…
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Hadi
colocated with ACM Multimedia 2022 October, 2022, Lisbon, Portugal Workshop Chairs: Irene Viola, CWI, Netherlands Hadi Amirpour, Klagenfurt University, Austria Asim Hameed, NTNU, Norway Maria Torres Vega, Ghent University,…
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ALIS’22: Artificial Intelligence for Live Video Streaming colocated with ACM Multimedia 2022 October 2022, Lisbon, Portugal Download ALIS'22 Poster/ CfP  
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ACM Mile-High video 2022 (MHV) March 01-03, 2022 | Denver, CO, USA Conference Website After running as an independent event for several years, 2022 was the first year where Mile-High Video Conference (MHV) was organized by the ACM Special…
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Elsevier Computer Communications journal  Alireza Erfanian (Alpen-Adria-Universität Klagenfurt), Farzad Tashtarian  (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt), and Hermann Hellwagner (Alpen-Adria-Universität…
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Every minute, more than 500 hours of video material are published on YouTube. These days, moving images account for a vast majority of data traffic, and there is no end in sight. This means that technologies that can improve the efficiency of…
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Vignesh V Menon
2022 NAB Broadcast Engineering and Information Technology (BEIT) Conference April 24-26, 2022 | Las Vegas, US Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),…
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As a Valentine's day gift to video coding enthusiasts across the globe, we release Video Complexity Analyzer (VCA) version 1.0 open-source software on Feb 14, 2022. The primary objective of VCA is to become the best spatial and temporal complexity…
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ACM Mile-High video 2022 (MHV) March 01-03, 2022 | Denver, CO, USA Conference Website Authors: Minh Nguyen (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt, Austria), Christian Timmerer (Christian Doppler Laboratory…
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ACM Mile-High video 2022 (MHV) March 01-03, 2022 | Denver, CO, USA Conference Website Minh Nguyen (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität…
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Hadi
On Tuesday the 25th of January 2022, Hadi Amirpour successfully defended his Ph.D. thesis under supervision of Assoc.-Prof. DI Dr. Christian Timmerer and Assoc.-Prof. Dr. Klaus Schöffmann. The defense was chaired by Assoc.-Prof. DI Dr.…
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Vignesh V Menon
2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) May 22-27, 2022 | Singapore Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),…
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IEEE Transactions on Multimedia Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Abdelhak Bentaleb (National University of Singapore), Alireza Erfanian (Alpen-Adria-Universität Klagenfurt), Hermann Hellwagner (Alpen-Adria-Universität…
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IEEE International Conference on Communications (ICC) May 16–20, 2022 | Seoul, South Korea Conference Website Reza Farahani (Alpen-Adria-Universität Klagenfurt),  Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Christian Timmerer…
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Vignesh V Menon
Data Compression Conference (DCC) March 22-25, 2022 | Snowbird, Utah, US Conference Website Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohammad Ghanbari (School of Computer…
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Vignesh V Menon
Vignesh V Menon and Hadi Amirpour gave a talk on 'Video Complexity Analyzer for Streaming Applications' at the Video Quality Experts Group (VQEG) meeting on December 14, 2021. Our research activities on video complexity analysis were presented…
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IEEE VCIP 2021 Sunday, December 5, 2021 https://www.vcip2021.org/call-for-tutorials/ Find further info in the blog post here.
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The ANGELA: HTTP Adaptive Streaming and Edge Computing Simulator paper from ATHENA CD laboratory has won the 2nd Best Paper Award in the 10th IFIP/IEEE International Conference on Performance Evaluation and Modeling in Wired and Wireless…
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Farzad Tashtarian is invited to talk on “LwTE: Light-weight Transcoding at the Edge” at IMDEA Networks Institute, Madrid, Spain.
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You are a Master Student and want to get to know more about ATHENA in a 3 months ATHENA internship in 2022? Come and join our team! Apply now. (Please note: application deadline is 14 December 2021)  
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The Fast Multi-Resolution and Multi-Rate Encoding for HTTP Adaptive Streaming Using Machine Learning paper from ATHENA lab has won the Best New Streaming Innovation Award in the Streaming Media Readers’ Choice Awards 2021. The…
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Taichung, Taiwan, The 1st IEEE International Workshop on Data-Driven Rate Control for Media Streaming (DDRC’21) Co-located with the IEEE International Conference on Multimedia Big Data (BigMM’21) Conference Website: https://www.bigmm.org/…
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28th International Conference on Multimedia Modeling (MMM) April 05-08, 2022 | Qui Nhon, Vietnam Conference Website Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität…
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28th International Conference on Multimedia Modeling (MMM) April 05-08, 2022 | Qui Nhon, Vietnam Conference Website Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Minh Nguyen (Christian Doppler…
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The 1st ACM CoNEXT Workshop on Design, Deployment, and Evaluation of Network-assisted  video Streaming (ViSNext 2021) Conference Website Alireza Erfanian (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität…
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The 10th IFIP/IEEE International Conference on Performance Evaluation and Modeling in Wired and Wireless Networks (PEMWN) Conference Website Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität…
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The ACM CoNEXT 2021 Workshop on the Evolution, Performance, and Interoperability of QUIC (EPIQ) 07 December 2021  | Munich, Germany (Online) Workshop Website Daniele Lorenzi (Department of Information Engineering, University of PaduaItaly),…
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Farzad Tashtarian is invited to talk on “Network-Assisted Video Streaming” at the University of Isfahan, Isfahan, Iran.
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Ekrem Çetinkaya got the Best Doctoral Symposium Paper Award at ACM MMSys 2021 for his paper titled “Machine Learning Based Video Coding Enhancements for HTTP Adaptive Streaming”. More information about the paper can be found HERE.
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The Fast Multi-Resolution and Multi-Rate Encoding for HTTP Adaptive Streaming Using Machine Learning paper from ATHENA lab is nominated for the Best New Streaming Innovation Award in the Streaming Media Readers’ Choice Awards 2021. Voting…
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Hadi
Title: On The Impact of Viewing Distance on Perceived Video Quality Link: IEEE Visual Communications and Image Processing (VCIP 2021) 5-8 December 2021, Munich, Germany Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Raimund…
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Hadi
Title: Improving Per-title Encoding for HTTP Adaptive Streaming by Utilizing Video Super-resolution Link: IEEE Visual Communications and Image Processing (VCIP 2021) 5-8 December 2021, Munich, Germany Authors: Hadi Amirpour (Alpen-Adria-Universität…
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Title: INTENSE: In-depth Studies on Stall Events and Quality Switches and Their Impact on the Quality of Experience in HTTP Adaptive Streaming Link: IEEE Access, A Multidisciplinary, Open-access Journal of the IEEE [PDF] Babak…
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In July 2021, the ATHENA Christian Doppler Laboratory hosted three interns working on the following topics: Kassian Fuger: Machine Learning and Video Encoding for HTTP Adaptive Streaming Timo Pfeifer: HTTP Adaptive Streaming for…
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Special issue on Open Media Compression: Overview, Design Criteria, and Outlook on Emerging Standards Proceedings of the IEEE, vol. 109, no. 9, Sept. 2021 By CHRISTIAN TIMMERER, Senior Member IEEE Guest Editor MATHIAS WIEN, Member IEEE Guest…
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The Quality of Experience (QoE) is well-defined in QUALINET white papers [here, here], but its assessment and metrics are subject to research. The aim of this workshop on “Quality of Immersive Media: Assessment and Metrics” is to provide…
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Title: Where to Encode: A Performance Analysis of Intel x86 and Arm-based Amazon EC2 Instances 20-23 September 2021 // Innsbruck, Austria // Online Conference Link: IEEE eScience 2021 Authors: Roland Matha´∗, Dragi Kimovski*,…
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Link: IEEE Global Communications Conference 2021 7-11 December 2021 // Madrid, Spain // Hybrid: In-Person and Virtual Conference Connecting Cultures around the Globe Authors: F. Tashtarian*, R. Falanji‡, A. Bentaleb+, A. Erfanian*,…
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Title: End-to-end Quality of Experience Evaluation for HTTP Adaptive Streaming ACM MM’21: The 29th ACM International Conference on Multimedia October  20-24, 2021,  Chengdu, China Babak Taraghi (Christian Doppler Laboratory…
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Title: CTU Depth Decision Algorithms for HEVC: A Survey Link: Signal Processing: Image Communication [PDF] Ekrem Çetinkaya* (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Hadi Amirpour*, (Christian…
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Vignesh V Menon
Vignesh V Menon is invited to talk on "Video Coding for HTTP Adaptive Streaming" on the Research@Lunch is a research webinar series by Humanitarian Technology (HuT) Labs, Amrita Vishwa Vidyapeetham University, India, exclusively for Ph.D. Scholars,…
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ACM Multimedia Systems Conference (MMSys) 2021 | Doctoral Symposium September 28 – October 01, 2021 | Istanbul, Turkey Conference Website Title: CDN and SDN Support and Player Interaction for HTTP Adaptive Video Streaming Author:…
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Authors: M. Barciś, A. Barciś, N. Tsiogkas, H. Hellwagner. Title: Information Distribution in Multi-Robot Systems: Generic, Utility-Aware Optimization Middleware. Frontiers in Robotics and AI 8:685105, July 2021. This work addresses…
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Authors: Alireza Erfanian* (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Hadi Amirpour*, (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Farzad Tashtarian (Christian Doppler Laboratory…
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Title: WISH: User-centric Bitrate Adaptation for HTTP Adaptive Streaming on Mobile Devices IEEE 23rd International Workshop on Multimedia Signal Processing (MMSP) October 06-08, Tampere, Finland Authors: Minh Nguyen (Christian Doppler…
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Vignesh V Menon
Title: INCEPT: INTRA CU Depth Prediction for HEVC IEEE 23rd International Workshop on Multimedia Signal Processing October 06–08, 2021, Tampere, Finland Authors: Vignesh V Menon (Alpen-Adria-Universitat Klagenfurt); Hadi Amirpour…
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ViSNext’21: 1st ACM CoNEXT Workshop on Design, Deployment, and Evaluation of Network-assisted Video Streaming In recent years, we have witnessed phenomenal growth in live video traffic over the Internet, accelerated by the rise of novel…
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Conference info: IEEE LCN Authors: Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt) and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt) Abstract: Mobile…
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A Special Session on ‘Video Coding for Large Scale HTTP Adaptive Streaming Deployments‘ was organized by Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Austria), Mohammad Ghanbari (University of Essex, UK), and Alex Giladi…
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Conference info: The 46th IEEE Conference on Local Computer Networks (LCN) October 4-7, 2021 Authors: Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Abdelhak Bentaleb (National University of Singapore), Reza Farahani (Alpen-Adria-Universität…
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Conference info: The 46th IEEE Conference on Local Computer Networks (LCN) October 4-7, 2021 Authors: Reza Farahani (Alpen-Adria-Universität Klagenfurt), Farzad Tashtarian (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität…
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Successful review of the first research phase: Christian Doppler ‘pilot’ laboratory ATHENA to transition to a regular CD laboratory two years after launch. Read more about it at ATHENA website and the press release at AAU website. &n…
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Hadi
Hadi Amirpour has been appointed co-chair of Task Force 7 (TF7) Immersive Media Experience (IMEx) at the 15th Qualinet meeting Co-chairs: Hadi Amirpour (AAU) Asim Hameed (NTNU) Maria Torres Vega (UGhent) Irene Viola, (CWI)   TF7:…
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HTTP Adaptive Streaming – Quo Vadis? Christian Timmerer, Tuesday, June 29, 2021 35th Picture Coding Symposium (PCS) 2021 Abstract: Video traffic on the Internet is constantly growing; networked multimedia applications consume a…
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Vignesh V Menon
At IEEE International Conference on Image Processing (ICIP) on September 19-22, 2021, Alaska, USA. Authors: Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohammad Ghanbari (School…
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IEEE Open Journal of Signal Processing Authors: Ekrem Çetinkaya (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Hadi Amirpour, (Christian Doppler Laboratory ATHENA, Alpen-Adria-Universität Klagenfurt), Christian…
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Vignesh V Menon
Conference info: Picture Coding Symposium (PCS), 29 June-2 July 2021, Bristol, UK Conference Website: https://pcs2021.org Authors: Vignesh V Menon (Alpen-Adria-Universität Klagenfurt),  Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),…
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Conference info: NOSSDAV’21: The 31st edition of the Workshop on Network and Operating System Support for Digital Audio and Video Sept. 28-Oct. 1, 2021, Istanbul, Turkey Conference Website: https://nossdav.org/2021/ Authors: Reza Farahani…
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The paper “PSTR: Per-title encoding using Spatio-Temporal Resolutions” has been accepted for publication at the IEEE International Conference on Multimedia and Expo (ICME) 2021 at July 5-9, 2021 Shenzhen, China. Authors: Hadi Amirpour…
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Authors: Bernhard Rinner, Christian Bettstetter, Hermann Hellwagner, and Stephan Weiss Abstract: Drones have evolved from bulky research platforms to everyday objects that enable a variety of innovative applications. One of the current challenges…
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NOSSDAV’21: The 31st edition of the Workshop on Network and Operating System Support for Digital Audio and Video Sept. 28-Oct. 1, 2021, Istanbul, Turkey Conference Website Authors: Babak Taraghi (Alpen-Adria-Universität Klagenfurt), Abdelhak…
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Hadi
Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), and Mohammad Ghanbari (School of Computer Science and Electronic Engineering, University of Essex, Colchester,…
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Authors: Prateek Agrawal (University of Klagenfurt, Austria), Anatoliy Zabrovskiy (University of Klagenfurt, Austria), Adithyan Ilagovan (Bitmovin Inc., CA, USA), Christian Timmerer (University of Klagenfurt, Austria), Radu Prodan (University…
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Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt),Ekrem Çetinkaya (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), and Mohammad Ghanbari (School of Computer Science and Electronic…
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Authors: Jesús Aguilar Armijo (Alpen-Adria-Universität Klagenfurt), Babak Taraghi (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), and Hermann Hellwagner (Alpen-Adria-Universität…
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Abstract: Video accounts for the vast majority of today’s internet traffic and video coding is vital for efficient distribution towards the end-user. Software- or/and cloud-based video coding is becoming more and more attractive, specifically…
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Christian Timmerer
Teaser: “Help me, Obi-Wan Kenobi. You’re my only hope,” said the hologram of Princess Leia in Star Wars: Episode IV – A New Hope (1977). This was the first time in cinematic history that the concept of holographic-type communication…
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Authors: Prateek Agrawal (University of Klagenfurt, Austria), Deepak Chaudhary (Lovely Professional University, India), Vishu Madaan (Lovely professional University, India), Anatoliy Zabrovskiy (University of Klagenfurt, Austria), Radu Prodan…
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Authors: Ekrem Çetinkaya (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), and Mohammad Ghanbari (School of Computer Science and…
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Christian Timmerer
With the coming of age of virtual/augmented reality and interactive media, numerous definitions, frameworks, and models of immersion have emerged across different fields ranging from computer graphics to literary works. Immersion is oftentimes…
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Authors: Negin Ghamsarian (Alpen-Adria-Universität Klagenfurt), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), Mario Taschwer (Alpen-Adria-Universität Klagenfurt),…
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Authors: Minh Nguyen, Hadi Amirpour, Christian Timmerer, Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt) Abstract: HTTP/2 has been explored widely for video streaming, but still suffers from Head-of-Line blocking, and three-way hand-shake…
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Christian Timmerer
Title: Objective and Subjective QoE Evaluation for Adaptive Point Cloud Streaming Authors: Jeroen van der Hooft (Ghent University), Maria Torres Vega (Ghent University), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), Ali…
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Authors: Minh Nguyen (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt / Bitmovin Inc.), Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt) Abstract: HTTP-based Adaptive Streaming (HAS) plays…
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Authors: Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin), and Mohammad Ghanbari (University of Essex) Abstract: Holography is able to reconstruct a three-dimensional…
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Philipp Moll
Authors: Philipp Moll, Veit Frick, Natascha Rauscher, Mathias Lux (Alpen-Adria-Universität Klagenfurt) Abstract: The popularity of computer games is remarkably high and is still growing. Despite the popularity and economical impact of games,…
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IEEE Communications Society extends its appreciation of Hermann Hellwagner as a distingguished member of the IEEE INFOCOM 2020. See more Information here. IEEE INFOCOM 2020 - Online Conference July 6-9, 2020
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Christian Timmerer
Authors: Venkata Phani Kumar M (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin) and Hermann Hellwagner  (Alpen-Adria-Universität Klagenfurt) Abstract: Video delivery over the Internet…
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Authors: Babak Taraghi (Alpen-Adria-Universität Klagenfurt), Anatoliy Zabrovskiy (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt, Bitmovin) and Hermann Hellwagner (Alpen-Adria-Universität Klagenfurt) Abstract:…
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Christian Timmerer
Abstract: HTTP adaptive streaming with chunked transfer encoding can offer low-latency streaming without sacrificing the coding efficiency.This allows media segments to be delivered while still being packaged. However, conventional schemes often…
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Christian Timmerer
Abstract: Volumetric media has the potential to provide the six degrees of freedom (6DoF) required by truly immersive media. However, achieving 6DoF requires ultra-high bandwidth transmissions, which real-world wide area networks cannot provide…
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High-tech meets history. When thousands of international software developers gather at the Vienna Imperial Castle (Hofburg Wien), you can feel that magic is about to happen. Exactly that occurred on November 28 and 29 at this year's We Are Developers…
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Christian Timmerer
Mit dem 5G Summit Carinthia, ein Kurzsymposium zur neuen Mobilfunktechnologie 5G, wurde heute der 5G Playground Carinthia feierlich eröffnet. Der 5G Playground Carinthia ist österreichweit die erste Serviceeinrichtung für die Erforschung…
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Philipp Moll
Philipp Moll presented the paper “Inter-Server Game State Synchronization using Named Data Networking” on the ACM Conference on Information-Centric Networking 2019 in Macau, China. Authors: Philipp Moll, Sebastian Theuermann, Natascha Rauscher,…
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Christian Timmerer
The ACM Multimedia Systems Conference (MMSys) is held June 8-11, 2020 in Istanbul, Turkey and provides a forum for researchers to present and share their latest research findings in multimedia systems. While research about specific aspects of…
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Abstract: Video streaming is one of the top traffic contributors in the Internet and a frequent research subject. It is expected that streaming traffic will grow 4-fold for video globally and 9-fold for mobile video between 2017 and 2022. In…
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Christian Timmerer
Abstract: The increasing popularity of head-mounted devices and 360° video cameras allows content providers to offer virtual reality video streaming over the Internet, using a relevant representation of the immersive content combined with…
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Philipp Moll
In the course of his research stay at UCLA, Philipp Moll attended the NDN Community Meeting 2019 and presented his work “Towards an NDN-based Online Gaming Architecture”. Abstract: The popularity of online games increased steadily during…
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Philipp Moll
The paper “Inter-Server Game State Synchronization using Named Data Networking” has been accepted for publication at the ACM Conference on Information-Centric Networking 2019 to be held in Macau, China (24-26 September 2019). Authors:…
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https://www.mdpi.com/journal/sensors/special_issues/communication_networks_UAVs
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Christian Timmerer
Abstract: Universal media access as proposed in the late 90s, early 2000 is now reality. Thus, we can generate, distribute, share, and consume any media content, anywhere, anytime, and with/on any device. A major technical breakthrough was the…
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Christian Timmerer
Authors: Wen Ji, Zhu Li, H. Vincent Poor, Christian Timmerer, and Wenwu Zhu Abstract: With the growing integration of telecommunication networks, Internet of Things (IoT), and 5G networks, there is a tremendous demand for multimedia services…
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Christian Timmerer
Authors: Abdelhak Bentaleb (National University of Singapore), Christian Timmerer (Alpen-Adria Universität & Bitmovin Inc,), Ali C. Begen(Ozyegin University), and Roger Zimmermann (National University of Singapore) Abstract:…
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Autor: Raimund Schatz (AIT Austrian Institute of Technology), Anatoliy Zabrovskiy (Alpen-Adria Universität Klagenfurt), Christian Timmerer (Alpen-Adria Universität Klagenfurt, Bitmovin Inc.) Abstract: Omnidirectional video (ODV) streaming…
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Philipp Moll
Philipp Moll presented the paper “Distributing the Game State of Online Games: Towards an NDN Version of Minecraft” on the 6th International Workshop on Research Advancements in Future Networking Technologies. The Workshop was held in conjunction…
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Christian Timmerer
Authors: Abdelhak Bentaleb, Christian Timmerer, Ali C. Begen, and Roger Zimmermann Abstract: HTTP adaptive streaming (HAS) with chunked transfer encoding can be used to reduce latency without sacrificing the coding ef- ficiency. While this…
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The paper "Active Online Learning for Social Media Analysis to Support Crisis Management" was published as an "early access" article in the journal IEEE Transactions on Knowledge and Data Engineering (Q1 in ScimagoJR). The research leading to these results received funding from the EU FP7 Programme under grant agreement no. 261817 and was performed in collaboration with Bournemouth University, UK.
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Christian Timmerer
Authors: Raimund Schatz (AIT Austrian Institute of Technology), Anatoliy Zabrovskiy (Alpen-Adria Universität Klagenfurt), Christian Timmerer(Alpen-Adria Universität Klagenfurt, Bitmovin Inc.) Abstract: Omnidirectional video (ODV) streaming…
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Prof. Hellwagner, head of ITEC, has been appointed Member of the Scientific Board of  the CD Research Association for the period of 2019. The Christian Doppler Research Association promotes cooperation between science and business, whereas…
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ATHENA stands for Adaptive Streaming over HTTP and Emerging Networked Multimedia Services and has been jointly proposed by the Institute of Information Technology (ITEC; https://itec.aau.at) at Alpen-Adria-Universität Klagenfurt (AAU) and…
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The 25th IEEE International Conference on Image Processing (ICIP; https://2018.ieeeicip.org/) will be held in Athens, Greece on October 7-10, 2018. ITEC researcher Anatoliy Zabrovskiy will present "A Practical Evaluation of Video Codecs for…
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Hermann Hellwagner actively participated in the "IKT-Konvent 2018" in Vienna on September 17, 2018. The event was to boost Austrian R&D, commercial, and educational activities toward the fully digital and connected world. As one of the panel…
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Christian Timmerer
ITEC researcher Christian Timmerer co-authored a survey on bitrate adaptation schemes for streaming media over HTTP which has been accepted in IEEE Communications Surveys & Tutorial and will be available as open access. This journal covers…
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Philipp Moll
Philipp Moll is currently visiting his Mentor Jeff Burke at UCLA in Los Angeles. During the stay at UCLA, he is working together with the researchers of the _Center for Research in Engineering, Media, and Performance_ (REMAP) and with Lixia…
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Christian Timmerer
The IEEE International Conference on Multimedia and Expo (ICME) is sponsored by four IEEE societies since 2000 and provides a forum to discuss latest developments in the domain of multimedia technologies related to circuits and systems, communications,…
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Christian Timmerer
The 123rd MPEG meeting will be hosted from Monday, 16 July 2018 to Friday, 20 July 2018 in Ljubljana. The agenda contains various standardization items in the area of audio, video, 3D graphics, and systems, specifically on versatile video…
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This keynote speech will give an overview of the research work on multi‐UAV systems (or: drone swarms) at AAU Klagenfurt, performed over almost a decade in the research focus area 'Networked and Autonomous Systems'. Several research groups…
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Christian Timmerer
Real-time entertainment services deployed over the open, unmanaged Internet – streaming audio and video – account now for more than 70% of the Internet traffic and it is assumed that this number will reach 80% by 2021. The technology used…
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Daniel, our former team-member, was one of the 2018 candidates for the Heinz Zemanek Dissertation Award. He presented his dissertation ("Towards Effective Multimedia Dissemination in Information-Centric Networks", supervised by Prof. Hermann…
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Philipp Moll
Abstract: Recent research in the field of Information-Centric Networking (ICN) shows the need for push-based data transfer, which is not supported in current pull-based ICN architectures, such as Named Data Networking (NDN). IoT deployments…
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Christian Timmerer
Qualinet is a network of excellence initially funded by COST and technical sponsor of the International Conference on Quality of Multimedia Experience (Qomex). Christian Timmerer is a member of the management committee and working group leader…
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Christian Timmerer
The 1st International IEEE MIPR 2018 is held in Miami, Florida April 10-12, 2018 which is about multimedia information processing and retrieval. Christian Timmerer will present an invited paper that deals with the "automated objective and subjective…
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Bitmovin, the online video software and infrastructure company founded by the co-creators of the MPEG-DASH video streaming standard, has raised $30 million in Series B funding. The round is led by Highland Europe, with participation from existing…
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Andreas Leibetseder
At the CARE Workshop within the MICCAI 2017 (20th International Conference on Medical Image Computing and Computer Assisted Intervention 2017), held in Quebec from September 10-14, Andreas Leibetseder received the Best Paper Award for the paper…
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  • Univ.-Prof. DI Dr. Hermann Hellwagner

    Full Professor

  • Univ.-Prof. DI Dr. Christian Timmerer

    Full Professor & Head of the department

  • Dr. Farzad Tashtarian

    Postdoctoral Researcher

  • Shivi Vats, MSc

    Project Assistant

  • Mohammad Ghasempour, MSc

    Project Assistant

  • Hadi

    Dr. Hadi Amirpourazarian

    Postdoctoral Researcher

  • Mag. Dr. Marion Taschwer

    System Administrator

  • Rudolf Messner

    System Administrator

  • Martina Steinbacher

    Martina Steinbacher

    Secretary

  • Yiying Wei, MSc

    Project Assistant

  • Tom Tuček, MSc

    University and Project Assistant

  • Dr. Daniele Lorenzi, MSc

    Project Assistant

  • Emanuele Artioli, MSc

    Project Assistant

  • Verena Stranner

    Secretary

  • Tariqul Islam

    Guest researcher @ CD Lab ATHENA

  • Sabrina Maria Größing, BEd

    Student Research Assistant for GSE

  • Mykyta Skipenko

    Internship @ CD Lab Athena

  • Kamran Qureshi, MSc

    Project Assistant

  • Ayman Alkhateeb

    Project Assistent

Univ.-Prof. DI Dr. Hermann Hellwagner

Full Professor

Room: S.2.60

 

Univ.-Prof. DI Dr. Christian Timmerer

Full Professor & Head of the department

Room: S.2.53

Room: B12b.1.1.1

Projects: ATHENA

Dr. Farzad Tashtarian

Postdoctoral Researcher

Room: B12b.1.1.

Projects: ATHENA

Shivi Vats, MSc

Project Assistant

Room: S.2.48a

Projects: 5G PLAYGROUND, SPIRIT

Mohammad Ghasempour, MSc

Project Assistant

Room: B12b.1.1.
Project: ATHENA

Hadi

Dr. Hadi Amirpourazarian

Postdoctoral Researcher

Room: B12b.1.1.

Projects: ATHENA

Mag. Dr. Marion Taschwer

System Administrator

Room: S.2.52

Projects: OVID

Rudolf Messner

System Administrator

Room: 2.41a

Martina Steinbacher

Martina Steinbacher

Secretary

Room: S.2.61

Projects: ARTICONF

Yiying Wei, MSc

Project Assistant

Room: B12b.1.1.1

Project: ATHENA

Tom Tuček, MSc

University and Project Assistant

Room: D9.2.01

Dr. Daniele Lorenzi, MSc

Project Assistant

Room: B12b.1.1.

Projects: ATHENA

Emanuele Artioli, MSc

Project Assistant

Room: B12b.1.1

Project: GAIA, ATHENA

Verena Stranner

Secretary

Room: S.2.61

Tariqul Islam

Guest researcher @ CD Lab ATHENA

Room B12b.1.1

Sabrina Maria Größing, BEd

Student Research Assistant for GSE

Room: S.1.41

 

Mykyta Skipenko

Internship @ CD Lab Athena

Room B12b.1.1

Kamran Qureshi, MSc

Project Assistant

Room: B12b.1.1
Project: ATHENA

Ayman Alkhateeb

Project Assistent

B12b.1.1.1

Ada Lovelace Project

Ongoing Projects

The research team actively participates in several international and national research projects on all levels, ranging from basic research to application-oriented projects and direct cooperation with industry. BITMOVIN (bitmovin.com), a company offering software for complex video services, is a successful spin-off of this research area.

Completed Projects

We gained our expertise due to actively participation in numerous international and national research projects, ranging from basic research to application-oriented projects and direct cooperation with industry, such as:

  • PROMETHEUS: Austrian Research Promotion Agency (FFG) & BITMOVIN – 2017-2019
  • DYNACON: Austrian Research Promotion Agency (FFG) & Department of Applied Informatics (AINF) – 2017-2020
  • CONCERT: Fonds zur Förderung der wissenschaftlichen Forschung (FWF) – 2014-2018
  • DRONEZ: T-Mobile & Institut für Vernetzte und Eingebettete Systeme & Institut für Intelligente Systemtechnologien – 2017-2020
  • AdvUHD-DASH (FFG)
  • BRIDGE (EU, FP7)
  • SINUS (KWF)
  • Social Sensor (EU, FP7)
  • ALICANTE (EU, FP7)
  • P2P NEXT (EU, FP7)