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Modeling three-dimensional scenes from video for virtual environments
Publisher:
  • University of Illinois at Chicago
  • Elect. Eng./Computer Science Dept. P.O. Box 4348 Chicago, IL
  • United States
ISBN:978-0-599-13692-2
Order Number:AAI9914982
Pages:
134
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Abstract

We present a technique to obtain texture mapped models of real scenes with a high degree of automation. Only simple equipment is needed: a video camera and an overhead projector. In our method, a user videotapes a scene twice with a hand-held camera. The first time the scene is under natural illumination, and a structure-from-motion technique recovers coarse scene geometry and the texture. The second time a grid of lines is projected onto the scene which allows us to acquire a much denser geometry. The information from both passes is automatically combined and a final model consisting of a dense geometry of the scene and a properly registered texture is created.

Contributors
  • University of Illinois at Chicago

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