Multimodal metaphors for generic interaction tasks in virtual environments

Virtual Reality (VR) Systeme bieten zusätzliche Ein- und Ausgabekanäle für die Interaktion zwischen Mensch und Computer in virtuellen Umgebungen. Solche VR Technologien ermöglichen den Anwendern bessere Einblicke in hochkomplexe Datenmengen, stellen allerdings auch hohe Anforderungen an den Benutzer bezüglich der Fähigkeiten mit virtuellen Objekten zu interagieren. In dieser Arbeit werden sowohl die Entwicklung und Evaluierung neuer multimodaler Interaktionsmetaphern für generische Interaktionsaufgaben in virtuellen Umgebungen vorgestellt und diskutiert. Anhand eines VR Systems wird der Einsatz dieser Konzepte an zwei Fallbeispielen aus den Domänen der 3D-Stadtvisualisierung und seismischen Volumendarstellung aufgezeigt

An Introduction to 3D User Interface Design

3D user interface design is a critical component of any virtual environment (VE) application. In this paper, we present a broad overview of three-dimensional (3D) interaction and user interfaces. We discuss the effect of common VE hardware devices on user interaction, as well as interaction techniques for generic 3D tasks and the use of traditional two-dimensional interaction styles in 3D environments. We divide most user interaction tasks into three categories: navigation, selection/manipulation, and system control. Throughout the paper, our focus is on presenting not only the available techniques, but also practical guidelines for 3D interaction design and widely held myths. Finally, we briefly discuss two approaches to 3D interaction design, and some example applications with complex 3D interaction requirements. We also present an annotated online bibliography as a reference companion to this article

A Survey of Interaction Techniques and Devices for Large High Resolution Displays

Innovations in large high-resolution wall-sized displays have been yielding benefits to visualizations in industry and academia, leading to a rapidly growing increase of their implementations. In scenarios such as these, the displayed visual information tends to be larger than the users field of view, hence the necessity to move away from traditional interaction methods towards more suitable interaction devices and techniques. This paper aspires to explore the state-of-the-art with respect to such technologies for large high-resolution displays

A pervasive augmented reality serious game

This paper presents a pervasive augmented reality serious game that can be used to enhance entertainment using a multimodal tracking interface. The main objective of the research is to design and implement generic pervasive interfaces that are user-friendly and can be used by a wide range of users including people with disabilities. A pervasive AR racing game has been designed and implemented. The goal of the game is to start the car and move around the track without colliding with either the wall or the objects that exist in the gaming arena. Users can interact using a pinch glove, a Wiimote, through tangible ways as well as through I/O controls of the UMPC. Initial evaluation results showed that multimodal-based interaction games can be beneficial in serious games

Multimodal augmented reality tangible gaming

This paper presents tangible augmented reality gaming environment that can be used to enhance entertainment using a multimodal tracking interface. Players can interact using different combinations between a pinch glove, a Wiimote, a six-degrees-of-freedom tracker, through tangible ways as well as through I/O controls. Two tabletop augmented reality games have been designed and implemented including a racing game and a pile game. The goal of the augmented reality racing game is to start the car and move around the track without colliding with either the wall or the objects that exist in the gaming arena. Initial evaluation results showed that multimodal-based interaction games can be beneficial in gaming. Based on these results, an augmented reality pile game was implemented with goal of completing a circuit of pipes (from a starting point to an end point on a grid). Initial evaluation showed that tangible interaction is preferred to keyboard interaction and that tangible games are much more enjoyable

Human-Computer Interaction

In this book the reader will find a collection of 31 papers presenting different facets of Human Computer Interaction, the result of research projects and experiments as well as new approaches to design user interfaces. The book is organized according to the following main topics in a sequential order: new interaction paradigms, multimodality, usability studies on several interaction mechanisms, human factors, universal design and development methodologies and tools

Tangible user interfaces : past, present and future directions

In the last two decades, Tangible User Interfaces (TUIs) have emerged as a new interface type that interlinks the digital and physical worlds. Drawing upon users' knowledge and skills of interaction with the real non-digital world, TUIs show a potential to enhance the way in which people interact with and leverage digital information. However, TUI research is still in its infancy and extensive research is required in or- der to fully understand the implications of tangible user interfaces, to develop technologies that further bridge the digital and the physical, and to guide TUI design with empirical knowledge. This paper examines the existing body of work on Tangible User In- terfaces. We start by sketching the history of tangible user interfaces, examining the intellectual origins of this field. We then present TUIs in a broader context, survey application domains, and review frame- works and taxonomies. We also discuss conceptual foundations of TUIs including perspectives from cognitive sciences, phycology, and philoso- phy. Methods and technologies for designing, building, and evaluating TUIs are also addressed. Finally, we discuss the strengths and limita- tions of TUIs and chart directions for future research