4761 search results - page 190 / 953 » Generalizing Boundary Points |
122
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SGP
2007
15 years 6 months ago
2007
In this paper, we consider the problem of reconstructing a shape from unorganized cross-sections. The main motivation for this problem comes from medical imaging applications wher...
101
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COLING
2000
15 years 5 months ago
2000
We propose a treatment of `extraposition' which allows items to be assimilated directly even when they appear far from their canonical positions. This treatment supports anal...
140
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SODA
1992
ACM
15 years 5 months ago
1992
ACM
Given a family of disjoint polygons P1, P2, : : :, Pk in the plane, and an integer parameter m, it is NP-complete to decide if the Pi's can be pairwise separated by a polygon...
146
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VC
1998
15 years 3 months ago
1998
The vertex representation, a new data structure for representing and manipulating orthogonal objects, is presented. Both interiors and boundaries of regions are represented implic...
131
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TIT
2002
15 years 3 months ago
2002
This paper considers noncoherent communication over a frequency-nonselective channel in which the time-varying channel gain is unknown a priori, but is approximately constant over ...