ATTENTION: This is a web archive! The IMS Group was split up in 2018 and does not exist anymore. Recent work of former members can be found at the VR/AR Group and the Computer Vision Group.

Interactive Media Systems, TU Wien

Publications

Publications Feed

Scientific publications, talks, and theses. Click a title or “Details” link to learn
more about a particular publication (including BibTeX, PDF download, etc).

Books

Towards a Taxonomy of Display Styles for Ubiquitous Multimedia In this article, a domain independent taxonomy of sign functions, rooted in an analysis of physical signs found in public space, is presented. This… F. Ledermann, C. Breiteneder Details
Spatio-semantic systems for ubiquitous access to spatially structured information F. Ledermann: "Spatio-semantic systems for ubiquitous access to spatially structured information"; in: "Semantic Technologies Showcase - The Austrian… F. Ledermann Details
Enrichment of clinical practice guidelines by semantics K. Kaiser, S. Miksch: "Enrichment of clinical practice guidelines by semantics"; in: "Semantic Technologies Showcase. The Austrian Situation", A.… K. Kaiser, S. Miksch Details
Virtual and Augmented Reality as Spatial Ability Training Tools Virtual reality (VR) and augmented reality (AR - overlaying virtual objects onto the real world) offer interesting and wide spread possibilities to… A. Dünser, H. Kaufmann, K. Steinbügl, J. Glück Details
An Event-Driven, Stochastic, Undirected Narrative (EDSUN) Framework for Interactive Contents In this paper, we present an extensible framework for interactive multimodal contents, with emphasis on augmented reality applications. The proposed… A. Barclay, H. Kaufmann Details
Long Distance Distribution of Educational Augmented Reality Applications For distance education utilizing shared Virtual or Augmented Reality (VR/AR) applications, reliable network distribution of educational content is of… H. Kaufmann, M. Csisinko, A. Totter Details
Learning Objects for Education with Augmented Reality To fill the gap of next-generation user interfaces for mathematics and geometry education Construct3D is presented, a three-dimensional dynamic… H. Kaufmann, M. Papp Details
Designing Immersive Virtual Reality for Geometry Education Our work introduces immersive collaborative learning to geometry education. More specifically, we present a system that uses collaborative augmented… H. Kaufmann, D. Schmalstieg Details

Journals

Motion adaptive intra refresh for the H.264 video coding standard An intra refresh algorithm is presented which enables low-delay video communication at the efficiency of standard IP-coding schemes. It guarantees a… R. Schreier, A. Rothermel Details
Quaero (me) ante portas H. Eidenberger: "Quaero (me) ante portas"; iX, 11 (2006), 118 - 122. H. Eidenberger Details
The 7th European Research Framework H. Eidenberger: "The 7th European Research Framework"; iX, 9 (2006), 114 - 117. H. Eidenberger Details
Evaluation and Analysis of Similarity Measures for Content-based Visual Information Retrieval The selection of appropriate proximity measures is one of the crucial success factors of content-based visual information retrieval. In this area of… H. Eidenberger Details

Conferences

Digital Television in Austria - Starting Experiences and Perspectives This paper discusses some starting experiences, state of the art and development perspectives of the digital television in Austria. The basic concept… A. Samcovic, M. Gelautz Details
Supporting the Implementation of Living Guidelines by Information Extraction K. Kaiser, S. Miksch: "Supporting the Implementation of Living Guidelines by Information Extraction"; Poster: G-I-N Regional Symposium, Budapest, HU;… K. Kaiser, S. Miksch Details
Kalman Filtering for Pose-invariant Face Recognition We propose a novel algorithm for the identification of faces from image samples. The algorithm uses the Kalman filter to identify significant facial… H. Eidenberger Details
Segmentation-based Motion with Occlusions Using Graph-Cut Optimization We propose to tackle the optical flow problem by a combination of two recent advances in the computation of dense correspondences, namely the… M. Bleyer, M. Gelautz, C. Rhemann Details
Kalman Filtering for Robust Identification of Face Images with Varying Expressions and Lighting Conditions We propose a novel algorithm for the identification of faces from image samples. The algorithm uses the Kalman filter to identify significant face… H. Eidenberger Details
The Potential of Augmented Reality in Dynamic Geometry Education This paper summarizes work done within the previous 6 years to integrate and implement Virtual and Augmented Reality (VR/AR) technologies in geometry… H. Kaufmann Details
Architecture analysis for low-delay video coding Low-delay video coding is a key technology for video conferencing as well as upcoming remote-monitoring and automotive video applications like… R. Schreier, A. Rahman, G. Krishnamurthy, A. Rothermel Details
Analysis of the Data Quality of Audio Descriptions of Environmental Sounds In this paper we perform statistical data analysis of a broad set of state-of-the-art audio features and low-level MPEG-7 audio descriptors. The… D. Mitrovic, M. Zeppelzauer, H. Eidenberger Details
Kalman Filtering for Illumination-invariant Face Recognition We propose a novel algorithm for the identification of faces from image samples. The algorithm uses the Kalman filter to identify significant facial… H. Eidenberger Details
Comics-Like Motion Depiction from Stereo In this paper, we present an algorithm to depict motion in comics-like form, with an artistic drawn-like representation of the scene, from a stereo… D. Markovic, M. Gelautz Details
Motion Adaptive Intra Refresh for Low-Delay Video Coding An intra refresh algorithm is presented which enables low-delay video communication at the efficiency of standard IP-coding schemes. It guarantees a… R. Schreier, A. Rothermel Details
Discrimination and Retrieval of Animal Sounds D. Mitrovic, M. Zeppelzauer, C. Breiteneder: "Discrimination and Retrieval of Animal Sounds"; Poster: IEEE Multimedia Modelling Conference, Beijing;… D. Mitrovic, M. Zeppelzauer, C. Breiteneder Details
A Graph-based Approach to Optical Flow Estimation A vector field which describes the apparent motion between two images of a video sequence is commonly known as optical flow. The accurate estimation… C. Rhemann, M. Bleyer, M. Gelautz Details
Genetic Algorithms for Graph Layouts with Geometric Constraints In this paper we introduce an application of real-coded genetic algorithms to the problem of consistent graph layouts and explore the potential… D. Vrajitoru, B. El-Gamil Details
Biological Environment for Information Retrieval Heuristic methods based on biological aspects have been successfully used in many computer science areas of research, including information retrieval… M. Girgis, A. Aly, B. Latef, B. El-Gamil Details

Reports

Fast Pedestrian Tracking Based on Spatial Features and Colour, CVWW A tracking with appearance modelling system for pedestrians is described. For pedestrian detection a cascade of boosted classiers and Haar-like… F. Seitner, A. Hanbury Details
Abstraction and Implementation Strategies for Augmented Reality Authoring Augmented Reality (AR) application development is still lacking advanced authoring tools – even the simple presentation of information, which should… F. Ledermann, D. Schmalstieg, I. Barakonyi Details
Towards a Taxonomy of Display Styles for Ubiquitous Multimedia In this article, a domain independent taxonomy of sign functions, rooted in an analysis of physical signs found in public space, is presented. This… F. Ledermann, C. Breiteneder Details

Talks

Stereobildanalyse zur Erzeugung nicht-photorealistischer Ansichten In dieser Präsentation werden neue bildbasierte Verfahren zur automatischen Erzeugung künstlerischer Effekte in Imitation händischer Zeichen- und… M. Gelautz Details
Latenzzeitoptimierte Videokompression R. Schreier, A. Rothermel: "Latenzzeitoptimierte Videokompression"; Talk: Jahrestagung der Fernseh- und Kinotechnischen Gesellschaft Deutschland,… R. Schreier, A. Rothermel Details

Theses

Segmentation-based Stereo and Motion with Occlusions Given two images recorded from slightly different perspectives, a shape-from-stereo approach identifies corresponding points in both images that are… M. Bleyer Details
Implementation of a Low Cost Marker Based Infrared Light Optical Tracking System This diploma thesis investigates the implementation of a low cost marker based infrared light optical tracking system using commodity hardware. The… M. Mehling Details
Robust detection and tracking of objects Due to the increasing availability of fast and cheap hardware in the past few years, today a wide range of complex visual tracking tasks is possible.… F. Seitner Details
Eyetrackingexperimente zur Evaluierung von Schipanoramakarten M. Kallinger: "Eyetrackingexperimente zur Evaluierung von Schipanoramakarten"; Supervisor: M. Gelautz; Institut für Softwaretechnik und Interaktive… M. Kallinger Details
Ubiquitous Animated Agents for Augmented Reality A growing spectrum of Ubiquitous Computing (UbiComp) applications suggests that interaction with computers should be as natural and effortless as… I. Barakonyi Details
Segmentation-based Stereo and Motion with Occlusions Given two images recorded from slightly different perspectives, a shape-from-stereo approach identifies corresponding points in both images that are… M. Bleyer Details
Long Distance Distribution of Virtual and Augmented Reality Applications Collaboration is an intriguing and promising aspect in Virtual and Augmented Reality systems, whether participants are co-located or not. At least,… M. Csisinko Details
Visualization of Complex Function Graphs in Augmented Reality Understanding the properties of a function over complex numbers can be much more difficult than with a function over real numbers. This work provides… R. Liebo Details
Pivy - Embedding a Dynamic Scripting Language into a Scene Graph Library This thesis presents the design and implementation of "Pivy": a Python language binding for the Coin scene graph library. Pivy allows for development… T. Fahmy Details