An evaluation of a low-cost 3-dimensional gestural interface: Wii3D

  • Authors:
  • João Lourenço;Hannah Thinyane

  • Affiliations:
  • Rhodes University, Grahamstown;Rhodes University, Grahamstown

  • Venue:
  • Proceedings of the South African Institute of Computer Scientists and Information Technologists Conference on Knowledge, Innovation and Leadership in a Diverse, Multidisciplinary Environment
  • Year:
  • 2011

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Abstract

The increasing ubiquity of three dimensional output devices suggests a need for additional three dimensional input devices. This paper describes Wii3D, an interaction technique that was developed using two Nintendo Wii Remotes to track the movement of infrared lights attached to the user's fingers. Further tracking in three dimensions was achieved using predictive interpolation. A framework was designed and implemented to enable the recognition of predefined gestures using Finite State Automata and Discrete Hidden Markov Models. This paper also presents the results of a user study that was undertaken in order to investigate the usefulness of the Wii3D System and the general intuitiveness of the proposed interface and gestures. The user study asked participants to compare the interaction possible using the Wii3D system with interaction using a standard mouse and keyboard. Participants found the Wii3D System was more intuitive for multi-touch applications, but was not as intuitive as the mouse and keyboard for single pointer applications, even though the proposed interaction technique was found adequate for the majority of the gestures implemented.