Entries by Margit Letter

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

Authors: Fan Chen (Southwest Jiaotong University, China),  Lingfeng Qu (Guangzhou University, China), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Christian Timmerer (Alpen-Adria-Universität Klagenfurt), and Hongjie He (Southwest Jiaotong University, China) Journal: ACM Transactions on Multimedia Computing Communications and Applications (ACM TOMM) Abstract: Reversible data hiding in encrypted images (RDH-EI) has gained widespread attention due to its potential applications in […]

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Patent approval for: Perceptually-aware Online Per-title Encoding for Live Video Streaming

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, a set of resolutions, a maximum target bitrate and a minimum target bitrate, extracting content […]

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Accepted tutorial: Video Coding Advancements in HTTP Adaptive Streaming

Tutorial title: Video Coding Advancements in HTTP Adaptive Streaming Venue: IEEE International Conference on Multimedia & Expo (ICME) 2025 (https://2025.ieeeicme.org/tutorials/) We are happy to announce that our tutorial “Video Coding Advancements in HTTP Adaptive Streaming” (by Hadi Amirpourazarian and Christian Timmerer) has been accepted for IEEE ICME 2025, which will take place in Nantes, France, […]

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SPIRIT (EU project) has successfully completed its periodic review!

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 Europe innovation initiative uniting seven consortium partners, including ITEC from the University of Klagenfurt, has successfully completed its periodic review that took place in November 2024. SPIRIT […]

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Accepted tutorial: Serverless Orchestration on the Edge-Cloud Continuum: Challenges and Solutions

Tutorial title: Serverless Orchestration on the Edge-Cloud Continuum: Challenges and Solutions Venue: 16th ACM/SPEC International Conference on Performance Engineering (ICPE) (https://icpe2025.spec.org/) We are happy to announce that our tutorial “Serverless Orchestration on the Edge-Cloud Continuum: Challenges and Solutions” (by Reza Farahani and Radu Prodan) has been accepted for ACM/SPEC ICPE 2025, which will take place in […]

Paper accepted: Dual Invariance Self-Training for Reliable Semi-Supervised Surgical Phase Recognition

Authors: Sahar Nasirihaghighi, Negin Ghamsarian, Raphael Sznitman, Klaus Schoeffmann Event: International Symposium on Biomedical Imaging (ISBI), April 14-17, 2025 Abstract: Accurate surgical phase recognition is crucial for advancing computer-assisted interventions, yet the scarcity of labeled data hinders training reliable deep learning models. Semi-supervised learning (SSL), particularly with pseudo-labeling, shows promise over fully supervised methods but […]

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Project DORBINE accepted

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 FFG. Project description: Renewable energy plays a critical role in the global transition to sustainable and environmentally friendly power sources, and among the various technologies, turbines stand out […]

Paper accepted: Towards an Energy-Efficient Video Processing Tool with LLMs

Authors: Zoha Azimi (Alpen-Adria Universität Klagenfurt, Austria), Reza Farahani (Alpen-Adria Universität Klagenfurt, Austria), Christian Timmerer (Alpen-Adria Universität Klagenfurt, Austria), Radu Prodan (Alpen-Adria Universität Klagenfurt, Austria) Event: ACM 4th Mile-High Video Conference (MHV’25), 18–20 February 2025 | Denver, CO, USA Abstract: Large language models (LLMs), the backbone of generative artificial intelligence (AI) like ChatGPT, have become […]

Paper accepted: Enhancing Traffic Safety with AI and 6G: Latency Requirements and Real-Time Threat Detection

Authors: Kurt Horvath (University of Klagenfurt, Austria), Dragi Kimovski (University of Klagenfurt, Austria), Stojan Kitanov (Mother Theresa Universiy Skopje, Macedonia), Radu Prodan (University of Klagenfurt, Austria) Event: 2025 10th International Conference on Information and Network Technologies (ICINT), March 12-14 2025, Melbourne (Australia) Abstract: The rapid digitalization of urban infrastructure opens the path to smart cities, […]