2018

Advances in the Multimodal 3D Reconstruction and Modeling of Buildings Driven by the need for faster and more efficient workflows in the digitization of urban environments, the availability of affordable 3D…	M. Schwärzler	Details
TrACTOr & StARboard Tracking and Haptic Interaction for Learning in AR In our modern and computer-driven environment the topic of Human Computer Interaction becomes more important, in order to design efficient and…	C. Schindler	Details
Fast CPU Ray-Triangle Intersection Method Ray tracing is a technique capable of synthesizing highly realistic images. It accurately simulates the physical distribution of light in a scene and…	T. Pichler	Details
Automatic Furniture Arrangement Using Greedy Cost Minimization In this paper, we present a novel method for fast generation of furniture arrangements in interior scenes. Our method exploits the benefits of…	P. Kán, H. Kaufmann	Details
DARGS: Dynamic AR Guiding System for Indoor Environments Complex public buildings, such as airports, use various systems to guide people to a certain destination. Such approaches are usually implemented by…	G. Gerstweiler, K. Platzer, H. Kaufmann	Details

2017

Teaching Virtual Reality with HTC Vive and Leap Motion Creating high quality virtual reality (VR) experience takes time and requires extensive practice. Although, multiple virtual and augmented reality…	K. Vasylevska, I. Podkosova, H. Kaufmann	Details
Preventing Imminent Collisions between Co-Located Users in HMD-Based VR in Non-Shared Scenarios This paper presents two experiments set in a multi-user HMD-based VR system where users navigate by real walking in a large real and vir- tual area.…	I. Podkosova, H. Kaufmann	Details
Towards Efficient Spatial Compression in Self-Overlapping Virtual Environments Space available for any virtual reality experience is often strictly limited and abridges the virtual world to a size of a room. To extend the amount…	K. Vasylevska, H. Kaufmann	Details
VRRobot: Robot Actuated Props in an Infinite Virtual Environment We present the design and development of a fully immersive virtual reality (VR) system that can provide prop-based haptic feedback in an infinite…	E. Vonach, C. Gatterer, H. Kaufmann	Details
VROnSite: Towards Immersive Training of First Responder Squad Leaders in Untethered Virtual Reality We present the VROnSite platform that enables immersive training of first responder on-site squad leaders. Our training platform is fully immersive,…	A. Mossel, M. Froeschl, C. Schönauer, A. Peer, J. Göllner, H. Kaufmann	Details
Discovering New Monte Carlo Noise Filters with Genetic Programming This paper presents a novel method for the discovery of new analytical filters suitable for filtering of noise in Monte Carlo rendering. Our method…	P. Kán, M. Davletaliyev, H. Kaufmann	Details
Applications of High Dynamic Range Imaging The High Dynamic Range Imaging (HDRI) pipeline provides us with greater level of detail in color and brightness pixel values by introducing methods…	T. Akhavan	Details
Virtual Reality zum Anfassen - VR-System mit robotergestütztem haptischem Feedback Continuously improving hardware increases the realism in Virtual Reality (VR). However, the immersion is often disturbed due to the lack of…	C. Gatterer	Details
Compressing VR: Fitting Large Virtual Environments within Limited Physical Space In practice, real-world physical workspaces and technological limitations restrict the free and unlimited exploration of an arbitrary large-scale…	K. Vasylevska, H. Kaufmann	Details
Automated Interior Design Using a Genetic Algorithm In this paper, we present a system that automatically populates indoor virtual scenes with furniture objects and optimizes their positions and…	P. Kán, H. Kaufmann	Details

2016

Walking Through Large Virtual Environments H. Kaufmann: "Walking Through Large Virtual Environments"; Talk: GCD Symposium, Wien (invited); 11-18-2016.	H. Kaufmann	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
Virtual Reality Research and Applications H. Kaufmann: "Virtual Reality Research and Applications"; Talk: John Pavlik's VR Seminar, Bogota (via Skype) (invited); 06-20-2016.	H. Kaufmann	Details
Virtual & Augmented Reality @ TU Wien H. Kaufmann: "Virtual & Augmented Reality @ TU Wien"; Keynote Lecture: AVR Playground Conference, Wien (invited); 06-13-2016.	H. Kaufmann	Details
Imagine a Holodeck - Research within a Large Scale VR Platform H. Kaufmann: "Imagine a Holodeck - Research within a Large Scale VR Platform"; Talk: VR Meetup Vienna, Wien (invited); 05-20-2016.	H. Kaufmann	Details
Virtual und Augmented Reality - Forschungsübersicht H. Kaufmann: "Virtual und Augmented Reality - Forschungsübersicht"; Talk: Symposium Schallforschung, Institut für Schallforschung, ÖAW (invited);…	H. Kaufmann	Details
MediCubes: 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
Editing Reality - A Tool for Interactive Segmentation and Manipulation of 3D Reconstructed Scenes The rise of consumer devices capable of 3D scanning has given many people access to technology that is able to reconstruct three-dimensional…	C. Huber	Details
Virtual Reality Menü Interaktion mit einer Smartwatch In immersive virtual environments users are placed inside virtual reality simulations. In such systems, menus are needed to change the system state,…	F. Schuster	Details
Real-time Filtering of Monte Carlo Noise on GPU Producing photo-realistic images, hardly distinguishable from the real photos, is one of the most important problems in computer graphics. Physically…	M. Davletaliyev	Details
Automatisierte Generierung von 3D-Gebäudemodellen aus vektorbasierten Grundrissplänen Floor plans are commonly used in the construction industry and contain crucial information about the depicted building. For several years now, the…	L. Furlan	Details
Realistic Rendering in Mobile Augmented Reality Augmented Reality (AR) applications combine a view of a physical, real-world environment with computer-generated objects and effects in real-time.…	J. Unterguggenberger	Details
Streaming and Exploration of Dynamically Changing Dense Surface Reconstructions in Immersive Virtual Reality Low cost commodity depth cameras like the Microsoft Kinect allow to sense the structure of the environment. With the aid of dense surface…	M. Kröter	Details
Speckle Tracking - ACTO Tracking durch optische Maussensoren The use of Tangible User Interfaces (TUIs) for medical and entertainment purposes seems promising because of their mostly very intuitive handling and…	D. Bernhardt	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
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

2015

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
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
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
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
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
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
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
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
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
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
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
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
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
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
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

2014

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
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
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
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
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
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
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

2013

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
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
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
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
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.…	B. Venditti, H. Kaufmann, A. Mossel	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
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
Augmented Reality H. Kaufmann: "Augmented Reality"; Keynote Lecture: Funkenflug - Innovationsforum Völkerkundemuseum, Welt Museum Wien (invited); 01-10-2013.	H. Kaufmann	Details
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
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
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
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
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
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
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
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
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
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

2012

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
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
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
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
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
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

2011

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
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
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
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

2010

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
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
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

2009

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
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
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
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
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
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
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

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
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
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
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
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
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
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
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

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
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
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
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
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
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
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

2006

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
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
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
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

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
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
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
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

2004

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
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
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

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
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
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

2002

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
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
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
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

2000

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