Interactive Media Systems, TU Vienna

Virtual and Augmented Reality

Contact: Hannes Kaufmann

We conduct basic and application oriented research in all areas related to virtual and augmented reality.

2016

Journals

Sicherer Fallschirmsprung im Virtual Jump Simulator Fallschirmspringen bei jedem Wetter, beliebig oft, mit Netz, doppeltem Boden und Adrenalinkick? Das ermöglicht der Virtual Jump Simulator der… H. Eidenberger, A. Mossel Details
A Retargeting Approach for Mesopic Vision: Simulation and Compensation Retargeting approaches aim at providing a uni ed framework for image rendering in which both the intended scene luminance and the actual luminance of… M. Rezagholizadeh, T. Akhavan, A. Soudi, H. Kaufmann, J. Clark Details

Conferences

Streaming and Exploration of Dynamically Changing Dense 3D Reconstructions in Immersive Virtual Reality We introduce a novel framework that enables large-scale dense 3D scene reconstruction, data streaming over the network and immersive exploration of… A. Mossel, M. Kröter Details
Design of a Health Monitoring Toy for Children Especially for young children measuring their physiological parameters to assess their health can be stressful, even when conducted at home by their… E. Vonach, M. Ternek, G. Gerstweiler, H. Kaufmann Details
Large Scale Cut Plane: An Occlusion Management Technique for Immersive Dense 3D Reconstructions Dense 3D reconstructions of real-world environments become wide spread and are foreseen to act as data base to solve real world problems, such as… A. Mossel, C. Kößler Details
ImmersiveDeck: A large-scale wireless VR system for multiple users We present preliminary results of work on a low-cost multi-user immersive Virtual Reality system that enables collaborative experiences in large… I. Podkosova, K. Vasylevska, C. Schönauer, E. Vonach, P. Fikar, E. Broneder, H. Kaufmann Details
A Hybrid Sound Model for 3D Audio Games with Real Walking Spatialized audio is the only output that players receive in audio games. In order to provide a realistic view of the environment, it has to be of… I. Podkosova, M. Urbanek, H. Kaufmann Details
Digital Vibrons: Understanding Users' Perceptions of Interacting with Invisible Digital Matter We investigate in this work users´ perceptions of interacting with invisible, zero-weight digital matter for smart mobile scenarios. To this end, we… R. Vatavu, A. Mossel, C. Schönauer Details

2015

Books

Walking in Virtual Reality: Flexible Spaces and Other Techniques In many virtual reality applications the virtual world is larger than the available physical workspace. Multiple mechanical solutions have been… K. Vasylevska, I. Podkosova, H. Kaufmann Details

Journals

HyMoTrack: A Mobile AR Navigation System for Complex Indoor Environments Navigating in unknown big indoor environments with static 2D maps is a challenge, especially when time is a critical factor. In order to provide a… G. Gerstweiler, E. Vonach, H. Kaufmann Details
Development of Tests to Evaluate the Sensory Abilities of Children with Autism Spectrum Disorder An emerging line of research attempts to reveal underlying mechanisms of Autism Spectrum Disorder (ASD) by studying differences in sensory processing… E. Söchting, J. Hartl, M. Riederer, C. Schönauer, H. Kaufmann, C. Lamm Details
Backward compatible HDR stereo matching: a hybrid tone-mapping-based framework Stereo matching under complex circumstances, such as low-textured areas and high dynamic range (HDR) scenes is an ill-posed problem. In this paper we… T. Akhavan, H. Kaufmann Details
3D Position Estimation in Wide and Unconstrained Indoor Environments In this paper, a system for 3D position estimation in wide, unconstrained indoor environments is presented that employs infrared optical outside-in… A. Mossel Details
Markerless 3D Interaction in an Unconstrained Handheld Mixed Reality Setup In mobile applications, it is crucial to provide intuitive means for 2D and 3D interaction. A large number of techniques exist to support a natural… D. Fritz, A. Mossel, H. Kaufmann Details

Conferences

High-Quality Consistent Illumination in Mobile Augmented Reality by Radiance Convolution on the GPU Consistent illumination of virtual and real objects in augmented reality (AR) is essential to achieve visual coherence. This paper presents a… P. Kán, J. Unterguggenberger, H. Kaufmann Details
Indoor Skydiving in Immersive Virtual Reality with Embedded Storytelling We describe the Virtual Jump Simulator, which allows subjects to perform an indoor parachute jump in a virtual environment. The necessity to jump… H. Eidenberger, A. Mossel Details
Influence of Path Complexity on Spatial Overlap Perception in Virtual Environments Real walking in large virtual indoor environments within a limited real world workspace requires effective spatial compression methods. These methods… K. Vasylevska, H. Kaufmann Details
Touch, Movement & Vibration: User Perception of Vibrotactile Feedback for Touch and Mid-Air Gestures Designing appropriate feedback for gesture interfaces is an important aspect of user experience and performance. We conduct the first investigation… C. Schönauer, A. Mossel, I. Zaiți, R. Vatavu Details
Requirements Analysis On A Virtual Reality Training System For CBRN Crisis Preparedness Over the past decade, training in virtual reality for military and disaster preparedness has been increasingly recognized as an important adjunct to… A. Mossel, A. Peer, J. Göllner, H. Kaufmann Details
Mutual Proximity Awareness in Immersive Multi-User Virtual Environments with RealWalking Are users aware of each other in an immersive multi-user virtual environment if they cannot see or hear each other? We present a study on users´… I. Podkosova, H. Kaufmann Details
Mobile Multiview Diffuse Texture Extraction This paper presents a novel method for diffuse texture extraction from a set of multiview images. We address the problem of specularities removal by… P. Kán, H. Kaufmann Details
Towards An Immersive Virtual Reality Training System For CBRN Disaster Preparedness Over the past decade, training in virtual reality for military and disaster preparedness has been increasingly recognized as an important adjunct to… A. Mossel, A. Peer, J. Göllner, H. Kaufmann Details
Interactive HDR Environment Map Capturing on Mobile Devices Real world illumination, captured by digitizing devices, is beneficial to solve many problems in computer graphics. Therefore, practical methods for… P. Kán Details

Patents

Verfahren zum Erstellen eines dreidimensionalen virtuellen Modells einer Umgebung für Anwendungen zur Positionsbestimmung H. Kaufmann, A. Mossel: "Verfahren zum Erstellen eines dreidimensionalen virtuellen Modells einer Umgebung für Anwendungen zur Positionsbestimmung";… H. Kaufmann, A. Mossel Details

Talks

Virtual and Augmented Reality in Architecture H. Kaufmann: "Virtual and Augmented Reality in Architecture"; Talk: Augmented Architecture Workshop, Center of Geometry and Computational Design,… H. Kaufmann Details
Augmented Reality Anwendungen für Ausbildung und Assistenz In meinem Vortrag werde ich zuerst die mehrjährige Entwicklung einer Augmented Reality (AR) Anwendung für den Geometrieunterricht zusammenfassen und… H. Kaufmann Details

Theses

Full Body Interaction in Serious Games for Rehabilitation Serious games and especially their employment in healthcare applications are an active and rapidly growing area of research. Video games are expected… C. Schönauer Details
Visualisierungs- und Interaktionstechniken für das Lernen komplexer Bewegungen mit HMD Learning motion skills in Virtual Reality environments requires not only a precise motion tracking system, but also adequate visualization… G. Gerstweiler Details
MoCapGym: Erlernen motorischer Fähigkeiten mittels Motion-Capture Performing a precise sequence of movements is essential in sports and physical therapy. These exercises have to be repeated regularly, frequently and… E. Vonach Details
Kameragestützte Informationsvisualisierung durch Augmented Reality für Fahrerassistenzsysteme J. Hofmann-Wellenhof: "Kameragestützte Informationsvisualisierung durch Augmented Reality für Fahrerassistenzsysteme"; Supervisor: H. Kaufmann;… J. Hofmann-Wellenhof Details
On Robust Homography Estimation Across the 2D/3D Modalities Co-registered intensity and range imaging is one example of complementary multi-modality that has been extensively explored for 3D reconstruction,… A. Barclay Details
Evaluation of a Hybrid Sound Model for 3D Audio Games with Real Walking Audio games are a subcategory of computer games that have spatialized audio as the only output that their players receive. In order to provide a… M. Urbanek Details
Development and Evaluation of a Virtual Reality Adventure Game for the Virtualizer This thesis describes the design, implementation and evaluation of a virtual reality (VR) adventure game for the Virtualizer, the PrioVR and the… E. Broneder Details
Erfassung sensorischer Fähigkeiten bei Kindern mit Autismus mittels Touchscreen und Berührungssensoren Autism Spectrum Disorder (ASD) is a pervasive developmental disorder with an average prevalence of less than one percent. It is characterized by… M. Riederer Details
Assessing the Sensory Functionality of Children using Depth Data: Development of a reproducible and stable Test for Measuring the Kinaesthesia of Children (with ASD) Autism spectrum disorder (ASD) is a pervasive developmental disorder that often in-volves sensory and motor problems. A sense that has not yet been… J. Hartl Details
Game-based Health Monitoring using Tangible User Interface Objects Patients being monitored in hospitals often do not behave as in their daily life. Especially for children such examinations can lead to stress… M. Ternek Details
Interaction in Dense One-Handed Handheld Augmented Reality The rapid improvement of handheld hardware devices enable real-time rendering of a large number of 3D models in handheld augmented reality (AR)… B. Venditti Details

2014

Books

Walking in Virtual Reality: Flexible Spaces and Other Techniques In many virtual reality applications the virtual world is larger than the available physical workspace. Multiple mechanical solutions have been… K. Vasylevska, I. Podkosova, H. Kaufmann Details
GeodiKon. Die Lernmaterialien Das Buch enthält mehr als 100 ausgewählte, erprobte und nach speziellen Kriterien zusammengestellte Raumvorstellungsübungen, durch die die… A. Asperl, C. Feßl, W. Gems, H. Kaufmann, S. Leopoldseder, G. Maresch, D. Miestinger, T. Müller, K. Luksch, G. Redl, K. Scheiber, G. Schilling, H. Schmied, H. Slepcevic, M. Wischounig Details

Journals

Vision-Based Long-Range 3D Tracking, applied to Underground Surveying Tasks To address the need of highly automated positioning systems in underground construction, we present a long-range 3D tracking system based on infrared… A. Mossel, G. Gerstweiler, E. Vonach, K. Chmelina, H. Kaufmann Details
SmartCopter - Enabling Autonomous Flight in Indoor Environments with a Smartphone as On-Board Processing Unit We present a low-cost Unmanned Aerial Vehicle (UAV) for autonomous flight and navigation in GPS-denied environments using an off-the-shelf smartphone… A. Mossel, M. Leichtfried, C. Kaltenriener, H. Kaufmann Details

Conferences

ACTO: A Modular Actuated Tangible User Interface Object We introduce a customizable, reusable actuated tangible user interface object: ACTO. Its modular design allows quick adaptations for different… E. Vonach, G. Gerstweiler, H. Kaufmann Details
Development of Tests to Evaluate the Sensory Abilities of Children with Autism Spectrum Disorder using Touch and Force Sensors An emerging line of research that attempts to reveal underlying mechanisms of Autism Spectrum Disorder (ASD) studies differences in sensory… M. Riederer, C. Schönauer, H. Kaufmann, E. Söchting, C. Lamm Details
FT-RANSAC: Towards robust multi-modal homography estimation As the golden standard in robust estimation, the classic RANSAC approach has undergone extensive research that contributed to further enhancements in… A. Barclay, H. Kaufmann Details
Evaluating RGB+D Hand Posture Detection Methods for Mobile 3D Interaction In mobile applications it is crucial to provide intuitive means for 2D and 3D interaction. A large number of techniques exist to support a natural… D. Fritz, A. Mossel, H. Kaufmann Details
Influence of Vertical Navigation Metaphors on Presence A sense of spatial presence as a feeling of "being there" is an important part of the virtual experience. Navigation is a fundamental task in virtual… K. Vasylevska, H. Kaufmann Details
The Effects of Direct and Global Illumination on Presence in Augmented Reality In this paper we present an experiment, which was designed and conducted with the goal to study the effect of lighting on the sense of presence in… P. Kán, A. Dünser, M. Billinghurst, C. Schönauer, H. Kaufmann Details
Real-Time Machine Guidance with Tracking Cameras Mining and tunneling processes are more and more automatized, mechanized and speeded up. Machines, such as roadheaders, jumbos, dredgers, loaders… K. Chmelina, E. Lammer, A. Mossel, H. Kaufmann Details
Echtzeitvermessung mit Infrarottrackingkameras - Untersuchung einer neuen Messtechnik für untertage K. Chmelina, A. Mossel, H. Kaufmann: "Echtzeitvermessung mit Infrarottrackingkameras - Untersuchung einer neuen Messtechnik für untertage"; in:… K. Chmelina, A. Mossel, H. Kaufmann Details

Theses

Intuitive und markerlose Interaktion in einer mobilen Virtual Reality Anwendung auf Basis von RGBD-Daten The diploma thesis discusses touchless interaction techniques on handheld devices to intuitively manipulate a virtual 3D scene that is presented to… D. Fritz Details
Robust Wide-Area Tracking and Intuitive 3D Interaction for Mixed Reality Environments Mixed reality has been a focus of research for many years and has recently gained particular importance with the emergence of powerful, low-cost… A. Mossel Details
High-Quality Real-Time Global Illumination in Augmented Reality High-quality image synthesis, indistinguishable from reality, has been one of the most important problems in computer graphics from its beginning.… P. Kán Details

2013

Journals

A Serious Exergame for Patients Suffering from Chronic Musculoskeletal Back and Neck Pain: A Pilot Study Introduction: Over recent years, the popularity of videogames has gone beyond youth and gamers and is slowly entering the field of professional… S. Jansen-Kosterink, R. Veld, C. Schönauer, H. Kaufmann, H. Hermens, M. Vollenbroek-Hutten Details
Wide Area Motion Tracking Using Consumer Hardware In this paper, we present a wide area tracking system based on consumer hardware and available motion capture modules and middleware. We are using… C. Schönauer, H. Kaufmann Details
Improving Data Fusion in Personal Positioning Systems for Outdoor Environments A fault detection and correction methodology for personal positioning systems for outdoor environments is presented. We demonstrate its successful… E. Herrera, H. Kaufmann, J. Secue, R. Quiros, G. Fabregat Details

Conferences

Wide Area Optical User Tracking in Unconstrained Indoor Environments In this paper, we present a robust infrared optical 3D position tracking for wide area indoor environments up to 30m. The system consists of two… A. Mossel, H. Kaufmann Details
Autonomous Flight using a Smartphone as On-Board Processing Unit in GPS-Denied Environments In this paper, we present a low-weight and low-cost Unmanned Aerial Vehicle (UAV) for autonomous flight and navigation in GPS-denied environments… M. Leichtfried, C. Kaltenriner, A. Mossel, H. Kaufmann Details
15 Years of VR/AR in Education - A Personal Summary and Outlook 15 Years of VR/AR in Education - A Personal Summary and Outlook H. Kaufmann Details
The Sorcerer's Apprentice: A serious game aiding rehabilitation in the context of Subacromial Impingement Syndrome Serious games can help to improve efficacy of motor rehabilitation especially in a home environment. We introduce "The Sorcerer's Apprentice", a… P. Fikar, C. Schönauer, H. Kaufmann Details
DrillSample: Precise Selection in Dense Handheld Augmented Reality Environments One of the primary tasks in a dense mobile augmented reality (AR) environment is to ensure precise selection of an object, even if it is occluded or… A. Mossel, B. Venditti, H. Kaufmann Details
3DTouch and HOMER-S: Intuitive Manipulation Techniques for One-Handed Handheld Augmented Reality Existing interaction techniques for mobile AR often use the multi-touch capabilities of the device´s display for object selection and manipulation.… A. Mossel, B. Venditti, H. Kaufmann Details
PS Move API: A Cross-Platform 6DoF Tracking Framework With the introduction of 6DoF motion controllers for game consoles, low cost hardware for 3D interaction became widely available. However, no… T. Perl, B. Venditti, H. Kaufmann Details
Flexible Spaces: Dynamic Layout Generation for Infinite Walking in Virtual Environments Redirected walking techniques enable natural locomotion through immersive virtual environments (VEs) that are larger than the real world workspace.… K. Vasylevska, H. Kaufmann, E. Suma, M. Bolas Details
3D Building Reconstruction and Thermal Mapping in Fire Brigade Operations Fire fighting remains a dangerous profession despite many recent technological and organizational measures. Sensors and technical systems can augment… C. Schönauer, E. Vonach, G. Gerstweiler, H. Kaufmann Details
Differential Irradiance Caching for Fast High-Quality Light Transport Between Virtual and Real Worlds Fast and realistic synthesis of real videos with computer generated content has been a challenging problem in computer graphics. It involves… P. Kán, H. Kaufmann Details
Differential Progressive Path Tracing for High-Quality Previsualization and Relighting in Augmented Reality In this paper we present a novel method for real-time high quality previsualization and cinematic relighting. The physically based Path Tracing… P. Kán, H. Kaufmann Details
Parallel Tracking and Mapping in Hofburg Festsaal Precise localization for mobile Augmented Reality in large indoor environments without specific tracking infrastructure is challenging. This is… G. Gerstweiler, H. Kaufmann, C. Schönauer, E. Vonach Details
3D Building Reconstruction and Thermal Mapping in Fire Brigade Operations Fire fighting remains a dangerous profession despite many recent technological and organizational measures. Sensors and technical systems can augment… C. Schönauer, E. Vonach, G. Gerstweiler, H. Kaufmann Details

Talks

Augmented Reality Technologien und Industrielle Anwendungsmöglichkeiten Augmented Reality Technologien und Industrielle Anwendungsmöglichkeiten H. Kaufmann Details
Virtual- and Augmented Reality in Education H. Kaufmann: "Virtual- and Augmented Reality in Education"; Talk: Intel Webinar, Internet (invited); 09-04-2013. H. Kaufmann Details
Education in Augmented Reality H. Kaufmann: "Education in Augmented Reality"; Talk: The Visual Language of Technique between Science and Art: Heritage and Expectations in Research… H. Kaufmann Details
Robust Long-Range Optical Tracking for Tunneling Measurement Tasks Over the last years, automation for tunnel construction and mining activities increased rapidly. To allow for enhanced tunneling measurement,… A. Mossel, G. Gerstweiler, E. Vonach, K. Chmelina, H. Kaufmann Details
Flexible Spaces: A Virtual Step Outside of Reality In this paper we introduce the concept of flexible spaces - a novel redirection technique that generalizes the use of overlapping (impossible) spaces… K. Vasylevska, H. Kaufmann, M. Bolas, E. Suma Details
Augmented Reality H. Kaufmann: "Augmented Reality"; Keynote Lecture: Funkenflug - Innovationsforum Völkerkundemuseum, Welt Museum Wien (invited); 01-10-2013. H. Kaufmann Details

Theses

A Virtual Reality Training Tool for Upper Limb Prostheses The technology of electromyography has become very common in being used to control hand prostheses. This technology allows the capture of controlling… M. Bressler Details
Positive Impact Game as a Contribution to Movement Rehabilitation With the continuous improvements in surgery and the rapid development of bioelectrical interfaces, a new type of prosthesis with a higher quality is… J. Brandstetter Details
Autonome Lokalisierung und Navigation eines unbemannten Luftfahrzeugs (UAV) mithilfe eines Smartphones als zentrale Recheneinheit An UAV (Unmanned Aerial Vehicle) is an aircraft flying without an on-board human pilot. For example they can be utilized to explore for human… C. Kaltenriner, M. Leichtfried Details
Cross-Platform Tracking of a 6DoF Motion Controller There is a lack of software for 6DoF (six degrees of freedom) tracking using affordable off-theshelf hardware. With the introduction of motion… T. Perl Details

2012

Journals

ARTiFICe - Augmented Reality Framework for Distributed Collaboration This paper introduces a flexible and powerful software framework based on an off the shelf game engine which is used to develop distributed and… A. Mossel, C. Schönauer, G. Gerstweiler, H. Kaufmann Details

Conferences

Multimodal Motion Guidance: Techniques for Adaptive and Dynamic Feedback The ability to guide human motion through automatically generated feedback has significant potential for applications in areas, such as motor… C. Schönauer, K. Fukushi, A. Olwal, H. Kaufmann, R. Raskar Details
Design eines Serious Games für die Rehabilitation von chronischen Rückenschmerzen Die Rehabilitation von Patienten mit chronischen Rückenschmerzen verfolgt einen multidisziplinären Ansatz, welcher trotz des betriebenen Aufwandes… C. Schönauer, H. Kaufmann, S. Jansen-Kosterink, M. Vollenbroek-Hutten Details
Full Body Motion Capture - A Flexible Marker Based Solution Full body motion capture (MoCap) plays an increasingly im-portant role in many fields from entertainment to medicine. How-ever, accurate motion… C. Schönauer, T. Pintaric, H. Kaufmann Details
Applications of Virtual and Augmented Reality in Healthcare Augmented Reality (AR) combines the real and the virtual and is interactive in real-time. In addition, virtual and real objects are registered in 3D… H. Kaufmann Details
AR Record & Replay: Situated Compositing of Video Content in Mobile Augmented Reality In this paper we present a novel approach to record and replay video content composited in-situ with a live view of the real environment. Our… T. Langlotz, M. Zingerle, R. Grasset, H. Kaufmann, G. Reitmayr Details
High-Quality Reflections, Refractions, and Caustics in Augmented Reality and their Contribution to Visual Coherence In this paper we present a novel high-quality rendering system for Augmented Reality (AR). We study ray-tracing based rendering techniques in AR with… P. Kán, H. Kaufmann Details
Event-driven Body Motion Analysis For Real-time Gesture Recognition This paper presents an evaluation of spatiotemporal data generated by a dynamic stereo vision sensor in a highdimensional space (3D volume and time)… B. Kohn, A. Belbachir, T. Hahn, H. Kaufmann Details
Physically-Based Depth of Field in Augmented Reality We present a novel method for rendering and compositing video in augmented reality. We focus on calculating the physically correct result of the… P. Kán, H. Kaufmann Details

Reports

Analyzing the Feasibility of PTAM based Localization Algorithms in Large Environments on Mobile Devices Augmented reality (AR) is a young field in science and industry. In AR we interact in a real environment with virtual content. AR has the potential… O. Kosyreva, C. Schönauer, H. Kaufmann, E. Vonach, G. Gerstweiler Details

Talks

Virtual Reality Training for Upper Limb Prosthesis Patients The initial fitting of an upper limb prosthesis can be a frustrating experience for amputees, impairing the learning of prosthesis control.… A. Mossel Details
Distributed Interaction with Kinect and Mobile Phone in Augmented Reality A. Mossel, C. Schönauer: "Distributed Interaction with Kinect and Mobile Phone in Augmented Reality"; Talk: IGDA Unity3D, Vienna (invited);… A. Mossel, C. Schönauer Details
ARTiFICe - An Augmented Reality Framework for Distributed Collaboration This talk presents a flexible and powerful software framework based on an off the shelf game engine which is used to develop distributed and… A. Mossel Details

Theses

Combining Multiple Depth Cameras for Reconstruction In the past few years depth cameras and their applications have gained more and more attention. Especially the publication of the Microsoft Kinect… K. Wendelin Details
Physics Driven 3D Dynamic Geometry Software for Elementary Education Spatial abilities are an essential part of human recognition and general intelligence. They represent our ability to perceive spatial patterns,… D. Zeller Details
A Virtual Dressing Room based on Depth Data Many of the currently existing Virtual Dressing Rooms are based on diverse approaches. Those are mostly virtual avatars or fiducial markers, and they… P. Presle Details
Augmented Reality Video - Situated Video Compositions in Panorama-based Augmented Reality Applications The rapid development of mobile devices such as smart phones has led to new possibilities in the context of Mobile Augmented Reality (AR). While… M. Zingerle Details

2011

Books

Wireless Displays in Educational Augmented Reality Applications Augmented Reality (AR) as defined by Azuma [1] does not pose restrictions on output devices to be used for AR. Starting with light-weight notebooks… H. Kaufmann, M. Csisinko Details

Conferences

Chronic Pain Rehabilitation with a Serious Game using Multimodal Input Rehabilitation for chronic pain follows a multidisciplinary approach, which despite the effort, often lacks the long term success and patients often… C. Schönauer, T. Pintaric, H. Kaufmann, S. Jansen-Kosterink, M. Vollenbroek-Hutten Details
Cutting the Cord: Wireless Mixed Reality Displays In this paper we present wireless technologies that can be used to transmit uncompressed stereoscopic video signals to wireless displays in real… M. Csisinko, H. Kaufmann Details
Full body interaction for serious games in motor rehabilitation Serious games and especially their use in healthcare applications are an active and rapidly growing area of research. A key aspect of games in… C. Schönauer, T. Pintaric, H. Kaufmann Details

Talks

3D Interaction Technique Authoring utilizing VITAL (Virtual Environment Interaction Technique Abstraction Layer) VITAL is a framework targeted on 3D interaction technique (3DIT) authors. Its open architecture promotes creation of 3DIT implementations which are… M. Csisinko Details

Theses

Entwicklung eines multitouchfähigen Schaufensters M. Grünling: "Entwicklung eines multitouchfähigen Schaufensters"; Supervisor: H. Kaufmann; 188/2, 2011. M. Grünling Details
Design eines interaktiven taktilen Shape Displays mittels Schrittmotoren und dem Bowdenzug-Konzept J. Weissenböck: "Design eines interaktiven taktilen Shape Displays mittels Schrittmotoren und dem Bowdenzug-Konzept"; Supervisor: H. Kaufmann; 188/2,… J. Weissenböck Details
A Framework for the Design and Development of Multimodal Interaction on Multi-touch Surfaces F. Pilz: "A Framework for the Design and Development of Multimodal Interaction on Multi-touch Surfaces"; Supervisor: H. Kaufmann; 188/2, 2011. F. Pilz Details
A Vision-Based System for Fingertip Detection on Tracked Interactive Surfaces M. Autengruber: "A Vision-Based System for Fingertip Detection on Tracked Interactive Surfaces"; Supervisor: H. Kaufmann; 188/2, 2011. M. Autengruber Details
Development of an Active Motion Capture Suit for Teaching Motion Skills Current multimedia support for teaching and practicing motion skills is usually limited to video and two-dimensional graphics. Especially in areas… G. Gerstweiler, E. Vonach Details
Event-Driven 3D Vision for Human Activity Analysis in Context of Dance and Fitness Training of Elderly People Over the last years many implementations concerning the recognition of human motion have been developed. In doing so different systems for human… T. Hahn Details

2010

Books

Applications of Mixed Reality This thesis gives an overview of the author´s scientific work in previous years. It reflects the author´s ambition to develop applications of mixed… H. Kaufmann Details

Journals

Use of strategy in a 3-dimensional spatial ability test Use of strategy was investigated using a new spatial test in which items are presented in three-dimensional space and solutions are actively… I. Strasser, I. Koller, S. Strauß, M. Csisinko, H. Kaufmann, J. Glück Details

Conferences

Adaptive Methods of Kalman Filtering for Personal Positioning Systems Kalman filtering is very efficient for data fusion, in which the definition of the process and measurement noises (i.e. the matrices Q and R,… E. Herrera, H. Kaufmann Details
VITAL - The Virtual Environment Interaction Technique Abstraction Layer Traditionally 3D interaction techniques (3DITs) are implemented in VR applications in a proprietary way on specific target platforms. Mixing 3DIT… M. Csisinko, H. Kaufmann Details

Talks

Real-Time Tunneling Measurement based on Infrared optical Tracking (RTMIOT) This talks describes a system to perform tunneling measurement in real time based on optical infrared tracking. This stereo measurement system,… A. Mossel Details

2009

Books

Physics Education in Virtual Reality: An Example We present an immersive VR application for physics education. It utilizes a recent physics engine developed for the PC gaming market to simulate… H. Kaufmann, B. Meyer Details
Playmancer Project: A Serious Videogame as Additional Therapy Tool for Eating and Impulse Control Disorders Reviews and few non-controlled studies showed the effectiveness of several specific designed computer video-games as an additional form of treatment… S. Jiménez-Murcia, F. Aranda, E. Kalapanidas, D. Konstantas, T. Ganchev, O. Kocsis, T. Lam, J. Santamaría, T. Raguin, C. Breiteneder, H. Kaufmann, C. Davarakis Details

Journals

Virtual Environments for Mathematics and Geometry Education Since ancient times mathematicians and geometricians use visualisations to describe, discuss, to study and to teach mathematics. In mathematics… H. Kaufmann Details
Dynamic Differential Geometry in Education We present an augmented reality application which introduces differential geometry in educational dynamic geometry software. New functionality such… H. Kaufmann Details
PlayMancer: Games for Health with Accessibility in Mind The term Serious Games has been used to describe computer and video games used as educational technology or as a vehicle for presenting or promoting… E. Kalapanidas, C. Davarakis, F. Aranda, S. Jiménez-Murcia, O. Kocsis, T. Ganchev, H. Kaufmann, T. Lam, D. Konstantas Details

Talks

A Review of Serious Games as Psychological Support in Health Videogames are a special form of new technologies. Initially they have been conceived for entertainment; however, during the last years, a new wave… A. Lopez, J. Santamaría, I. Krug, L. Gamazo, K. Gunnard, E. Kalapanidas, D. Konstantas, T. Ganchev, O. Kocsis, T. Lam, T. Raguin, C. Breiteneder, H. Kaufmann, C. Davarakis, F. Aranda, S. Jiménez-Murcia Details

Theses

Improving Data Fusion in User Positioning Systems A fault detection and correction methodology for user positioning systems based on Kalman filtering is presented in this thesis. To develop this… E. Herrera Details
Kinetosis / Motion Sickness: A new Approach for Adaptation in Virtual Reality Kinetosis is the medical expression for motion sickness. It comes from the Greek word "kinein" which means "to move". In this master´s thesis the… P. Kölndorfer Details
Applications of Mixed Reality This thesis gives an overview of the author´s scientific work in previous years. It reflects the author´s ambition to develop applications of mixed… H. Kaufmann Details

2008

Conferences

Simulating Educational Physical Experiments in Augmented Reality We present an augmented reality application for mechanics education. It utilizes a recent physics engine developed for the PC gaming market to… H. Kaufmann, B. Meyer Details
Development of d*star: A novel Spatial Ability Test in Virtual Environments We present d*star, a spatial ability test in an immersive Virtual Environment. In this project we are developing a dynamic test (consisting of a… M. Csisinko Details
PlayMancer - A European Serious Gaming 3D Environment "PlayMancer" is a EC-funded research project aiming to implement a platform for universally accessible and serious games. Within this project, Vienna… C. Schönauer Details
Physics Playground: Physics Education in Virtual Reality This talk presents an immersive VR application for physics education. It utilizes a recent physics engine developed for the PC gaming market to… H. Kaufmann Details
Construct3D - An Augmented Reality Application for Geometry Education Construct3D is a three dimensional geometric construction tool specifically designed for mathematics and geometry education. We describe our efforts… H. Kaufmann Details
A Rigid-Body Target Design Methodology for Optical Pose-Tracking Systems The standard method for estimating the rigid-body motion of arbitrary interaction devices with an infrared-optical tracking system involves attaching… T. Pintaric, H. Kaufmann Details
SqueezeOrb: A Low-Cost Pressure-Sensitive User Input Device This paper introduces a new low-cost pressure-sensitive user input device called "SqueezeOrb". The device is built from an assembly force-sensing… T. Pintaric, T. Kment, W. Spreicer Details
Design of a Virtual Reality Supported Test for Spatial Abilities This paper focuses on the development of a new spatial ability test in virtual reality (VR). This test measures the ability to visualize and mentally… H. Kaufmann, M. Csisinko, I. Strasser, S. Strauß, I. Koller Details
Playmancer: A European Serious Gaming 3D Environment Serious games are about to enter the medical sector to give people with behavioural or addictive disorders the ability to use them as part of health… E. Kalapanidas, H. Wanatabe, C. Davarakis, H. Kaufmann, F. Aranda, T. Lam, T. Ganchev, D. Konstantas Details

Reports

SqueezeOrb: A Low-Cost Pressure-Sensitive User Input Device This paper introduces a new low-cost pressure-sensitive user input device called "SqueezeOrb''. The device is built from an assembly force-sensing… T. Pintaric, T. Kment, W. Spreicer Details
Analyse der Machbarkeit und des Innovationspotentials der Anwendung der Technologie des Optical Real-Time Trackings für Aufgaben der Tunnelvortriebsvermessung Innerhalb dieser Studie wird untersucht, ob die Technologie des "Optical Real-Time Trackings" für Aufgaben der Tunnenvortriebsvermessung geeignet und… A. Mossel, T. Pintaric, H. Kaufmann Details

Talks

Cognitive strategies on solving spatial tasks: development of a dynamic spatial test in augmented reality Within an interdisciplinary research project on cognitive strategies and training aspects of spatial ability, funded by the Austrian research fund… I. Strasser, H. Kaufmann, S. Strauß, J. Glück, M. Csisinko Details
Development of d*star We present d*star, a new spatial ability test, where the participant is embedded in an immersive Virtual Environment. Equipped with tracked stereo… M. Csisinko Details

Theses

Dynamic Differential Geometry in an Educational Augmented Reality Application In this thesis a number of geometry software packages leading both to static and dynamic constructions and their particular features will be… M. Tschurlovits Details
Skeletal Structure Generation for Optical Motion Capture Motion capture systems today have to deliver high quality motion data, while being flexible and easily adaptable to different actors. Therefore,… C. Schönauer Details

2007

Books

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, I. Barakonyi, D. Schmalstieg Details

Journals

Managing Complex Augmented Reality Models Mobile augmented reality requires georeferenced data to present world-registered overlays. To cover a wide area and all artifacts and activities, a… D. Schmalstieg, G. Schall, D. Wagner, I. Barakonyi, G. Reitmayr, J. Newman, F. Ledermann Details
Multiple Head Mounted Displays in Virtual and Augmented Reality Applications With the recent introduction of low cost head mounted displays (HMDs), prices of HMD-based virtual reality setups dropped considerably. In various… H. Kaufmann, M. Csisinko Details
Warning: Subtle Aspects of Strategy Assessment may Affect Correlations Among Spatial Tests In this study, preliminary to a larger experiment, 42 participants completed four different spatial tests and, after each test, a strategy… J. Glück, A. Dünser, K. Steinbügl, H. Kaufmann Details

Conferences

Distributed Virtual Reality in Education H. Kaufmann: "Distributed Virtual Reality in Education"; Keynote Lecture: 11th IEEE International Symposium on Distributed Simulation and Real Time… H. Kaufmann Details
Assessment of Step Determination in a GPS/Compass/IMU System for Personal Positioning Nowadays, there have been great advances in the location technology, even though the user´s location indoor, outdoor is still a challenge. The… E. Herrera, H. Kaufmann, R. Quiros Details
Analysis of a Kalman Approach for a Pedestrian Positioning System in Indoor Environments In this work we present the design principles of a wearable positioning system for users in unprepared indoor environments. We describe the most… E. Herrera, R. Quiros, H. Kaufmann Details
Summary of Usability Evaluations of an Educational Augmented Reality Application We summarize three evaluations of an educational augmented reality application for geometry education, which have been conducted in 2000, 2003 and… H. Kaufmann, A. Dünser Details
Affordable Infrared-Optical Pose Tracking for Virtual and Augmented Reality In this paper, we describe the hard- and software of a new low-cost infrared-optical pose-tracking system for room-sized virtual environments. The… T. Pintaric, H. Kaufmann Details
Towards a Universal Implementation of 3D User Interaction Techniques This paper presents a versatile - write once, use everywhere - approach of standardizing the development of three-dimensional user interaction… M. Csisinko, H. Kaufmann Details

Talks

Learning Objects for Geometry Education with Augmented Reality H. Kaufmann: "Learning Objects for Geometry Education with Augmented Reality"; Keynote Lecture: Conference on E-Learning in a new Europe (BMUKK) -… H. Kaufmann Details
Entwicklung eines 3D-Raumvorstellungs-Lerntests mit Augmented Reality S. Strauß, I. Strasser, M. Csisinko, H. Kaufmann, J. Glück: "Entwicklung eines 3D-Raumvorstellungs-Lerntests mit Augmented Reality"; Poster: 9.… S. Strauß, I. Strasser, M. Csisinko, H. Kaufmann, J. Glück Details

Theses

Physics Education in the Field of Mechanics with Virtual Reality PhysicsPlayground is an educational virtual reality application that should help students in understanding the concepts of mechanics in the field of… B. Meyer Details

2006

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
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

Conferences

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

Reports

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

Theses

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
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
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

2005

Books

General Training of Spatial Abilities by Geometry Education in Augmented Reality Geometry education has proven as one powerful means of improving spatial abilities, an important component of human intelligence. In the first part… H. Kaufmann, K. Steinbügl, A. Dünser, J. Glück Details
Improving Spatial Abilities by Geometry Education in Augmented Reality - Application and Evaluation Design In the first part we summarize our development of a system that uses collaborative augmented reality as a medium for teaching, and uses 3D dynamic… H. Kaufmann, K. Steinbügl, A. Dünser, J. Glück Details
Flexible Parametrization of Scene Graphs Scene graphs have become an established tool for developing interactive 3D applications, but with the focus lying on support for multi-processor and… G. Reitmayr, D. Schmalstieg Details

Journals

Geometrie und Raumvorstellung - Psychologische Perspektiven In diesem Beitrag soll zunächst ein kurzer Überblick über den psychologischen Wissensstand zum räumlichen Vorstellungsvermögen gegeben werden, wobei… J. Glück, H. Kaufmann, A. Dünser, K. Steinbügl Details

Conferences

Digital (De)signs for Real Cities - Examining Sign Usage in Real and Digital Spaces Today´s cities are full of signs: road signs, signposts, maps, graffitis, among many others. Future mobile digital information systems used in urban… F. Ledermann Details
Towards Massively Multi-User Augmented Reality on Handheld Devices Augmented Reality (AR) can naturally complement mobile computing on wearable devices by providing an intuitive interface to a three-dimensional… T. Pintaric, D. Wagner, F. Ledermann, D. Schmalstieg Details
Panel: Virtual Reality and Spatial Ability H. Kaufmann, A. Rizzo, G. Kim, R. Darken, R. Astur, F. Tendick: "Panel: Virtual Reality and Spatial Ability"; Keynote Lecture: VR 2005, Bonn,… H. Kaufmann, A. Rizzo, G. Kim, R. Darken, R. Astur, F. Tendick Details
APRIL: A High-level Framework for Creating Augmented Reality Presentations While Augmented Reality (AR) technology is steadily maturing, application development is still lacking advanced authoring tools -- even the simple… F. Ledermann, D. Schmalstieg Details

Reports

The Invisible Train D. Wagner, T. Pintaric, F. Ledermann: "The Invisible Train"; Group exhibition; organised by: Imagina, catalogue: "Imagina 2005"; Grimaldi Forum,… D. Wagner, T. Pintaric, F. Ledermann Details
iOrb - Unifying Command and 3D Input for Mobile Augmented Reality Input for mobile augmented reality systems is notoriously difficult. Three dimensional visualization would be ideally accompanied with 3D… G. Reitmayr, C. Chiu, A. Kusternig, M. Kusternig, H. Witzmann Details

Talks

Förderung der Raumvorstellung mit Construct3D A. Dünser, H. Kaufmann: "Förderung der Raumvorstellung mit Construct3D"; Talk: Annual Austrian Geometry Teachers Conference, Strobl, Austria;… A. Dünser, H. Kaufmann Details
Raumvorstellungstraining mit Augmented Reality - wer profitiert vom Einsatz neuer Technologien? A. Dünser, K. Steinbügl, H. Kaufmann, J. Glück: "Raumvorstellungstraining mit Augmented Reality - wer profitiert vom Einsatz neuer Technologien?";… A. Dünser, K. Steinbügl, H. Kaufmann, J. Glück Details

Theses

Cash Flow - A Visualization Framework for 3D Flow Data The main contribution of this work is the fusion of scientific visualization algorithms and a scene graph resulting in a dynamic creation of the data… M. Kalkusch Details

2004

Books

Hybrid User Interfaces Using Seamless Tiled Displays Hybrid user interfaces combine different ways of presenting information, such as desktop, projection, or head mounted displays, and turn an… D. Schmalstieg, G. Eibner Details
Agents That Talk And Hit Back: Animated Agents in Augmented Reality AR Puppet is a hierarchical animation framework for Augmented Reality agents, which is a novel research area combining Augmented Reality (AR),… I. Barakonyi, T. Psik, D. Schmalstieg Details
Remote Collaboration Using Augmented Reality Videoconferencing This paper describes an Augmented Reality (AR) Videoconferencing system, which is a novel remote collaboration tool combining a desktop-based AR… I. Barakonyi, T. Fahmy, D. Schmalstieg Details
AR Puppet: Animated Agents in Augmented Reality AR Puppet is a hierarchical animation framework for Augmented Reality agents, which is a novel research field connecting Augmented Reality (AR),… I. Barakonyi, D. Schmalstieg Details
Ubiquitous Tracking for Augmented Reality Augmented Reality (AR) provides a natural interface to the "calm" pervasive technology anticipated in large-scale Ubiquitous Computing environments.… J. Newman, M. Wagner, M. Bauer, A. MacWilliams, T. Pintaric, D. Beyer, D. Pustka, F. Strasser, D. Schmalstieg, G. Klinker Details
Fundamentals of Ubiquitous Tracking Ubiquitous Computing (Ubicomp) environments require detailed, coherent and up-to-date spatial models of the world. However, current tracking… M. Wagner, A. MacWilliams, M. Bauer, G. Klinker, J. Newman, T. Pintaric Details
Evaluating Lab@Future a collaborative e-learning laboratory experiments platform This paper presents Lab@Future, an advanced e-learning platform that uses novel Information and Communication Technologies to support and expand… J. Courtiat, C. Davarakis, M. Faust, S. Grund, H. Kaufmann, D. Mwanza, A. Totter Details
Collaborative Augmented Reality for Outdoor Navigation and Information Browsing Augmented reality (AR) can provide an excellent user interface for visualization in a mobile computing application. The user´s view is augmented with… G. Reitmayr, D. Schmalstieg Details

Journals

Supporting Configurability in a Tangibly Augmented Environment for Design Students In many environments, the landscape of space and artefacts is evolving and changing with the tasks at hand. Integrating digital media and computation… T. Binder, G. Michelis, M. Gelautz, G. Iacucci, K. Matkovic, T. Psik, I. Wagner Details

Conferences

The LAB@FUTURE Project - Moving Towards the Future of E-Learning This paper presents Lab@Future, an advanced e-learning platform that uses novel Information and Communication Technologies to support and expand… V. Baudin, M. Faust, H. Kaufmann, V. Litsa, D. Mwanza, A. Pierre, A. Totter Details

Reports

Scalable Techniques for Collaborative Outdoor Augmented Reality Research on mobile augmented reality (AR) so far concentrated on building and deploying prototypes and investigating technical and user interface… G. Reitmayr, D. Schmalstieg Details
Flexible Parametrization of Scene Graphs Scene graphs have become an established tool for developing interactive 3D applications, but with the focus lying on support for multi-processor and… G. Reitmayr, D. Schmalstieg Details

Talks

Ubiquitous Tracking for Augmented Reality Augmented Reality (AR) provides a natural interface to the "calm" pervasive technology anticipated in large-scale Ubiquitous Computing environments.… J. Newman, M. Wagner, M. Bauer, A. MacWilliams, T. Pintaric, B. Dagmar, D. Pustka, F. Strasser, D. Schmalstieg, G. Klinker Details
Die Welt als Interface D. Schmalstieg: "Die Welt als Interface"; Talk: Mobile Computing Kongress 2004, Fraunhofer IGD, Darmstadt, Germany (invited); 10-20-2004. D. Schmalstieg Details
Combining Augmented Reality and Sentient Computing J. Newman: "Combining Augmented Reality and Sentient Computing"; Talk: Workshop on Applications of Location-Aware Computing, Nottingham; 09-06-2004. J. Newman Details
Distributed, Collaborative and Mobile Augmented Reality D. Schmalstieg: "Distributed, Collaborative and Mobile Augmented Reality"; Talk: SIGGRAPH 2004 Course #25 "Developing Augmented Reality… D. Schmalstieg Details
Mobile Anwendungen von Augmented Reality D. Schmalstieg: "Mobile Anwendungen von Augmented Reality"; Talk: Fachhochschule Hagenberg, Austria, Fachhochschule Hagenberg, Austria (invited);… D. Schmalstieg Details
Augmented Reality: Technologie und Anwendungen in der Medizin D. Schmalstieg: "Augmented Reality: Technologie und Anwendungen in der Medizin"; Talk: Medizin-Universität Graz, Austria, Graz, Austria (invited);… D. Schmalstieg Details
Future Trends in Information Technology Hardware trends over the last decade have lead to substantial increase in computing power, storage capacity and network bandwidth while reducing… G. Reitmayr Details
Fundamentals of Ubiquitous Tracking for Augmented Reality Ubiquitous Computing (Ubicomp) environments require detailed, coherent and up-to-date spatial models of the world. However, current tracking… J. Newman, M. Wagner, T. Pintaric, D. Schmalstieg, A. MacWilliams, M. Bauer, G. Klinker Details
Collaborative Augmented Reality for Outdoor Navigation and Information Browsing Augmented reality (AR) can provide an excellent user interface for visualization in a mobile computing application. The user’s view is augmented with… G. Reitmayr Details
Mobile Augmented Reality D. Schmalstieg: "Mobile Augmented Reality"; Talk: Technische Universität Graz, Technische Universität Graz (invited); 01-16-2004. D. Schmalstieg Details

Theses

XML Databases for Augmented Reality The application of XML, an upcoming storage and communication format, requires an appropriate organisational system, if a certain quantity of… W. Frieb Details
Automatic Generation of Graphical User Interfaces in Studierstube Studierstube is a system build to develop collaborative augmented reality applications. Interaction in this system is realised by means of the… V. Maquil Details
An Authoring Framework for Augmented Reality Presentations In this thesis, the design of APRIL, an XML-based language to create con\-tent-rich Augmented Reality (AR) applications and interactive… F. Ledermann Details
On Software Design for Augmented Reality Augmented reality (AR) is an intriguing user interface technique that combines the properties of the real world with information processed by a… G. Reitmayr Details
Geometry Education with Augmented Reality To fill the gap of next-generation user interfaces for mathematics and geometry education Construct3D is introduced a three-dimensional dynamic… H. Kaufmann Details

2003

Books

Augmented Reality Videonconferencing for Collaborative Work I. Barakonyi, W. Frieb, D. Schmalstieg: "Augmented Reality Videonconferencing for Collaborative Work"; in: "Proc. of the 2nd Hungarian Computer… I. Barakonyi, W. Frieb, D. Schmalstieg Details
Collaborative Work with Volumetric Data Using Augmented Reality Videoconferencing The Augmented Reality Videoconferencing System is a novel remote collaboration tool combining a desktop-based AR system and a videoconferencing… I. Barakonyi, T. Fahmy, D. Schmalstieg, K. Kosina Details
Terrain Geomorphing in the Vertex Shader Terrain rendering has heretofore been computed by a CPU and rendered by a combination of CPU and GPU. It is possible to implement a fast terrain… D. Wagner Details
Augmented Reality Kanji Learning ARToolKit programmers are familiar with the kanji symbols supplied with the distribution. Most of them have do not know what these kanji symbols… D. Wagner, I. Barakonyi Details
First Steps Towards Handheld Augmented Reality In this paper we describe the first stand-alone Augmented Reality (AR) system with self-tracking running on an unmodified personal digital assistant… D. Wagner, D. Schmalstieg Details
User Controlled Creation of Multiresolution Meshes E. Pojar, D. Schmalstieg: "User Controlled Creation of Multiresolution Meshes"; in: "Proceedings of ACM SIGGRAPH 2003 Symposium on Interactive 3D… E. Pojar, D. Schmalstieg Details
WireAR - Legacy Applications in Augmented Reality Current Augmented Reality (AR) applications require that the application software be written to support a specific AR interface set up. WireAR was… G. Reitmayr, M. Billinghurst, D. Schmalstieg Details
Data Management Strategies for Mobile Augmented Reality Any significant real-world application of mobile augmented reality will require a large model of location-bound data. While it may appear that a… G. Reitmayr, D. Schmalstieg Details
Collaborative Augmented Reality in Education Technological advances enable the use of innovative learning tools for education. This work gives a brief insight into the potential and challenges… H. Kaufmann Details
Location Based Applications for Mobile Augmented Reality In this work we investigate building indoor location based applications for a mobile augmented reality system. We believe that augmented reality is a… G. Reitmayr, D. Schmalstieg Details

Journals

Augmented Reality für die Geometrie Hannes Kaufmann ist Doktorand an der TU Wien. Sein Arbeitsgebiet: Augmented Reality ("AR") für den Mathematik- und Geometrieunterricht. AR bedeutet… H. Kaufmann Details
Distributed Applications for Collaborative Three-Dimensional Workspaces This paper focuses on the distributed architecture of the collaborative three-dimensional user interface management system Studierstube. The system… D. Schmalstieg, G. Reitmayr, G. Hesina Details
Mathematics And Geometry Education With Collaborative Augmented Reality Construct3D is a three dimensional geometric construction tool specifically designed for mathematics and geometry education. It is based on the… H. Kaufmann, D. Schmalstieg Details

Conferences

Presenting an Archaeological Site in the Virtual Showcase In this paper, we present our effort to use augmented reality technology to present an archaeological site inside the "Virtual Showcase". A scale… F. Ledermann, D. Schmalstieg Details
Augmented Reality Live-Action Compositing We shall demonstrate a system that performs live-action compositing of physical and virtual objects against a panoramic background image in real-time… T. Pintaric Details
Interactive Mediated Reality Mediated reality describes the concept of filtering our vision of reality, typically using a head-worn video mixing display. In this paper, we… R. Grasset, J. Gascuel, D. Schmalstieg Details
Integrating Studierstube and DWARF Studierstube and DWARF are modular Augmented Reality frameworks, each with distinct advantages in different application areas. Both can easily be… M. Bauer, O. Hilinges, A. MacWilliams, C. Sandor, M. Wagner, G. Klinker, J. Newman, G. Reitmayr, T. Fahmy, T. Pintaric, D. Schmalstieg Details
Video-based virtual environments In this sketch we present a system for rapidly developing and deploying semi-interactive, video-based Virtual Environments. T. Pintaric, A. Rizzo, U. Neumann Details
Tangible Augmented Reality for Computer Games C. Ulbricht, D. Schmalstieg: "Tangible Augmented Reality for Computer Games"; in: "Proceedings of the Third IASTED International Conference on… C. Ulbricht, D. Schmalstieg Details
The Inverse Warp: Non-Invasive Integration of Shear-Warp Volume Rendering into Polygon Rendering Pipelines In this paper, a simple and efficient solution for combining shear-warp volume rendering and the hardware graphics pipeline is presented. The… S. Bruckner, D. Schmalstieg, H. Hauser, E. Gröller Details
A Flexible DirectShow Input Module for the Augmented Reality Toolkit T. Pintaric: "A Flexible DirectShow Input Module for the Augmented Reality Toolkit"; in: "Proceedings of the Second IEEE International Augmented… T. Pintaric Details
An Adaptive Thresholding Algorithm for the Augmented Reality Toolkit It is well known that fixed global thresholds have adverse effects on the reliability of marker-based optical trackers under non-uniform lighting… T. Pintaric Details
Storytelling and Content presentation with Virtual and Augmented Environments in a Museum Context This paper gives an overview of the Virtual Showcase as an augmented reality display system for museums. It explains about different hardware… S. Beckhaus, F. Ledermann, O. Bimber Details

Reports

Fundamentals of Ubiquitous Tracking To enable rich and meaningful Augmented Reality (AR) experiences within a Ubiquitous Computing environment, a detailed, coherent and up-to-date… J. Newman, M. Wagner, T. Pintaric, A. MacWilliams, M. Bauer, G. Klinker, D. Schmalstieg Details
Presenting Past and Present of an Archaeological Site in the Virtual Showcase In this paper, we present our effort to use augmented reality technology to present an archaeological site inside the “Virtual Showcase”. A real… F. Ledermann, D. Schmalstieg Details
ARToolKit on the PocketPC Platform In this paper we describe the port of ARToolKit onto the PocketPC platform including optimizations that led to a three-fold speedup over the native… D. Wagner, D. Schmalstieg Details

Talks

Augmented and Ubiquitous Environments with Studierstube D. Schmalstieg: "Augmented and Ubiquitous Environments with Studierstube"; Talk: Technische Universität Graz, Technische Universität Graz, Austria… D. Schmalstieg Details
First Steps Towards Handheld Augmented Reality In this paper we describe the first stand-alone Augmented Reality (AR) system with self-tracking running on an unmodified personal digital assistant… D. Wagner Details
Data Management Strategies for Mobile Augmented Reality Any significant real-world application of mobile augmented reality will require a large model of location-bound data. While it may appear that a… G. Reitmayr Details
A Graphical Tuplespace D. Schmalstieg: "A Graphical Tuplespace"; Talk: Technische Universität München, Technische Universität München, Germany (invited); 07-22-2003. D. Schmalstieg Details
Augmented Reality Videoconferencing for Collaborative Work This paper describes an Augmented Reality videoconference system, which is a novel remote collaboration tool combining a desktop-based AR system and… I. Barakonyi, W. Frieb, D. Schmalstieg Details
Augmented Reality for Computer Supported Learning D. Schmalstieg: "Augmented Reality for Computer Supported Learning"; Talk: University of Salzburg, University of Salzburg, Austria (invited);… D. Schmalstieg Details
User Controlled Creation of Multiresolution Meshes We present a tool for the user-controlled creation of multiresolution meshes. Several automatic mesh reduction methods of high quality have been… E. Pojar, D. Schmalstieg Details
Mixed Reality: The Continuum from Virtual to Augmented Reality D. Schmalstieg: " Mixed Reality: The Continuum from Virtual to Augmented Reality"; Talk: IEEE Virtual Reality 2003, Los Angeles, USA; 03-25-2003. D. Schmalstieg Details
Location Based Applications for Mobile Augmented Reality In this work we investigate building indoor location based applications for a mobile augmented reality system. We believe that augmented reality is a… G. Reitmayr Details
Presenting an Archaeological Site in the Virtual Showcase F. Ledermann: "Presenting an Archaeological Site in the Virtual Showcase"; Talk: VAST 2003, Brighton, England (invited); 2003. F. Ledermann Details

Theses

Application Management for three-dimensional user interfaces This master thesis presents a new approach to the application management of Studierstube, an Augmented Reality system offering a virtual workspace… A. Zajic Details
Studierstube Render Array - A Seamless Tiled Display High-end rendering systems have provided the computer graphics community over a long period with high resolution graphics at high frame rates,… G. Eibner Details
Comprehensive Calibration Procedures for Augmented Reality This work presents a comprehensive set of calibration procedures that consists of all tasks necessary for the calibration of devices commonly used in… R. Splechtna Details

2002

Books

Construct3D: An Augmented Reality Application for Mathematics and Geometry Education Construct3D is a three dimensional geometry construction tool specifically designed for mathematics and geometry education. It is based on the mobile… H. Kaufmann Details
Mathematics And Geometry Education With Collaborative Augmented Reality Construct3D is a three dimensional geometric construction tool specifically designed for mathematics and geometry education. It is based on the… H. Kaufmann, D. Schmalstieg Details
Distributed Applications for Collaborative Augmented Reality This paper focuses on the distributed architecture of the collaborative augmented reality system Studierstube. The system allows multiple users to… D. Schmalstieg, G. Hesina Details
Structured Visual Markers for Indoor Pathfinding We present a mobile augmented reality (AR) system to guide a user through an unfamiliar building to a destination room. The system presents a… M. Kalkusch, T. Lidy, M. Knapp, G. Reitmayr, H. Kaufmann, D. Schmalstieg Details
ARLib: The Augmented Library ARLib is a location-based application for a mobile Augmented Reality system based on a notebook computer, a head-mounted display fitted with a… E. Umlauf, H. Piringer, G. Reitmayr, D. Schmalstieg Details

Journals

Information Technology & Religion - Friends or Foes? J. Newman: "Information Technology & Religion - Friends or Foes?"; Borderlands, 1 (2002). J. Newman Details
A Platform for location based Augmented Reality Applications Augmented Reality (AR), enhancing a user´s perception of the real world with computer generated entities, and mobile computing, allowing users to… G. Reitmayr, D. Schmalstieg Details

Conferences

Two-Handed Direct Interaction with ARToolKit A mobile augmented reality system for 3D interaction requires an easy to use, interactive input device. In our work on the Studierstube project, we… S. Veigl, A. Kaltenbach, F. Ledermann, G. Reitmayr, D. Schmalstieg Details
Dynamically Shared Optical Tracking Optical Tracking using ARToolkit provides us with the base technology for a wealth of Augmented Reality applications. However, marker-based optical… F. Ledermann, G. Reitmayr, D. Schmalstieg Details
Dynamische Geometrie in Virtual Reality Construct3D ist eine Anwendung zur Konstruktion dreidimensionaler Geometrie basierend auf dem Augmented Reality (AR) System "Studierstube". In… H. Kaufmann Details
Angular Brushing of Extended Parallel Coordinates In this paper we present several extensions to the wellknown InfoViz technique of parallel coordinates, mainly concentrating on brushing and… H. Hauser, F. Ledermann, H. Doleisch Details
Geometry Education in the Augmented Classroom Current geometry and mathematics education still relies heavily on traditional tools such as pencil and paper to teach complex 3-dimensional… D. Schmalstieg, H. Kaufmann, G. Reitmayr, F. Ledermann Details

Reports

The Studierstube Augmented Reality Project Our starting point for developing the Studierstube system was the belief that augmented reality, the less obtrusive cousin of virtual reality, has a… D. Schmalstieg, A. Fuhrmann, G. Hesina, Z. Szalavari, L. Encarnacao, M. Gervautz, W. Purgathofer Details
User Controlled Creation of Multiresolution Meshes E. Pojar, D. Schmalstieg: "User Controlled Creation of Multiresolution Meshes"; 2002. E. Pojar, D. Schmalstieg Details

2001

Reports

A Wearable 3D Augmented Reality Workspace This paper describes our work to build a wearable Augmented Reality system that supports true stereoscopic 3D graphics. Through a pen and pad… G. Reitmayr, D. Schmalstieg Details
Mobile Collaborative Augmented Reality The combination of mobile computing and collaborative Augmented Reality into a single system makes the power of computer enhanced interaction and… G. Reitmayr, D. Schmalstieg Details
Finger Tracking for Interaction in Augmented Environments Optical tracking systems allow three-dimensional input for virtual environment applications with high precision and without annoying cables.… K. Dorfmüller-Ulhaas, D. Schmalstieg Details
Application Migration for Virtual Work Environments We present tools for managing applications in a distributed virtual work environment. A virtual work environment is a system that interfaces with… D. Schmalstieg, G. Hesina Details
An Open Software Architecture for Virtual Reality Interaction This article describes OpenTracker, an open software architecture that provides a framework for the different tasks involved in tracking input… D. Schmalstieg, G. Reitmayr Details

Theses

Collaborative Augmented Reality A collection of papers on collaborative augmented reality submitted as a Habilitation thesis by Dieter Schmalstieg D. Schmalstieg Details

2000

Conferences

Construct3D: A Virtual Reality Application for Mathematics and Geometry Education Construct3D is a three dimensional geometric construction tool based on the collaborative augmented reality system "Studierstube". Our setup uses a… H. Kaufmann, D. Schmalstieg, M. Wagner Details