140 search results - page 12 / 28 » Computing the visibility graph of points within a polygon |
124
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PAMI
2007
14 years 11 months ago
2007
—We introduce the notion of the medial scaffold, a hierarchical organization of the medial axis of a 3D shape in the form of a graph constructed from special medial curves connec...
CVPR
1998
IEEE
16 years 1 months ago
1998
IEEE
This paper describes an interactive sensor planning system that can be used to select viewpoints subject to camera visibility, field of view and task constraints. Application area...
CCCG
2009
14 years 9 months ago
2009
We consider a special class of art gallery problems inspired by wireless localization. Given a simple polygon P, place and orient guards each of which broadcasts a unique key with...
102
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PRICAI
2004
Springer
15 years 5 months ago
2004
Springer
We present a novel geometric model for robot mapping based on shape. Shape similarity measure and matching techniques originating from computer vision are specially redesigned for ...
114
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WG
2010
Springer
14 years 10 months ago
2010
Springer
Motivated by questions in computer vision and sensor networks, Alpert et al. [3] introduced the following definitions. Given a graph G, an obstacle representation of G is a set of...