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» An output-sensitive algorithm for persistent homology
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SODA
2008
ACM
118views Algorithms» more  SODA 2008»
13 years 6 months ago
Geodesic Delaunay triangulation and witness complex in the plane
We introduce a new feature size for bounded domains in the plane endowed with an intrinsic metric. Given a point x in a domain X, the homotopy feature size of X at x measures half...
Jie Gao, Leonidas J. Guibas, Steve Oudot, Yue Wang
IJCV
2008
88views more  IJCV 2008»
13 years 4 months ago
On the Local Behavior of Spaces of Natural Images
In this study we concentrate on qualitative topological analysis of the local behavior of the space of natural images. To this end, we use a space of 3 by 3 high-contrast patches ...
Gunnar Carlsson, Tigran Ishkhanov, Vin de Silva, A...