Scope-based interaction: a technique for interaction in an image-based virtual environment

  • Authors:
  • Shunsuke Yoshida;Kunio Yamada;Kenji Mochizuki;Kiyoharu Aizawa;Takahiro Saito

  • Affiliations:
  • Telecommunications Advancement Organizational of Japan 4F, Hortensia Hakusan, 1-33-16, Bunkyo-ku, Tokyo, Japan;Telecommunications Advancement Organizational of Japan 4F, Hortensia Hakusan, 1-33-16, Bunkyo-ku, Tokyo, Japan;Telecommunications Advancement Organizational of Japan 4F, Hortensia Hakusan, 1-33-16, Bunkyo-ku, Tokyo, Japan;Telecommunications Advancement Organizational of Japan 4F, Hortensia Hakusan, 1-33-16, Bunkyo-ku, Tokyo, Japan and University of Tokyo, Tokyo, Japan;Telecommunications Advancement Organizational of Japan 4F, Hortensia Hakusan, 1-33-16, Bunkyo-ku, Tokyo, Japan and Kanagawa University, Kanagawa, Japan

  • Venue:
  • EGVE '02 Proceedings of the workshop on Virtual environments 2002
  • Year:
  • 2002

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Abstract

Multimedia Ambiance Communication is a means to achieve shared-space communication in an immersive environment constructed of photo-realistic natural images where users can feel they are part of the environment. An image-based virtual environment is generally represented as an extensive field, in scenes showing mainly a landscape, and most objects are beyond the viewer's reach. Additionally, it usually has a single suitable point for observation because of limitations in the capture and representation methods of 3D-image spaces. Therefore, a special technique has to be developed that enables interaction with the environment. This paper describes the concept of a technique to interact with the scene based on a telescope-like virtual tool. The tool enables the user to stereoscopically view a distant object that will appear to be within reach, and to manipulate the object directly by putting a hand in the "scope". Hence, the user can handle objects at any distance, seamlessly and from the best viewpoint, without leaving an immersive environment.