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PRESENCE
1998
14 years 9 months ago
1998
Many multiresolution methods have been proposed. Most of them emphasize accuracy and hence are slow. Some methods may be fast, but they may not preserve the geometry of the model....
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PRESENCE
1998
14 years 9 months ago
1998
The research we are reporting here is part of our effort to develop a navigation system for the blind. Our long-term goal is to create a portable, self-contained system that will ...
PRESENCE
1998
14 years 9 months ago
1998
Two experiments investigated components of participants’ spatial knowledge when they navigated large-scale ‘‘virtual buildings’’ using ‘‘desk-top’’ (i.e., nonimm...
100
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PRESENCE
2002
14 years 9 months ago
2002
In this paper we describe two explorations in the use of hybrid user interfaces for collaborative geographic data visualization. Our first interface combines three technologies; A...
PRESENCE
2002
14 years 9 months ago
2002
In this paper, we discuss the integration of 2-D video actors into 3-D augmentedreality (AR) systems. In the context of our research on narrative forms for AR, we have found ourse...