12741 search results - page 136 / 2549 » Editorial and call for papers |
138
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DCG
2002
15 years 6 months ago
2002
In this paper we study the topology of transversals to a family of convex sets as a subset of a Grassmanian manifold. This topology seems to be ruled by a combinatorial structure w...
145
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DM
2002
15 years 6 months ago
2002
For a graph G, let P(G; ) be its chromatic polynomial and let [G] be the set of graphs having P(G; ) as their chromatic polynomial. We call [G] the chromatic equivalence class of ...
165
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JSYML
2000
15 years 6 months ago
2000
We investigate topological properties of subsets S of the real plane, expressed by first-order logic sentences in the language of the reals augmented with a binary relation symbol...
162
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MOC
2000
15 years 6 months ago
2000
In this paper we exhibit a finite element method fitting a suitable geometry naturally associated with a class of degenerate elliptic equations (usually called Grushin type equatio...
149
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PAMI
1998
15 years 6 months ago
1998
—The paper presents a new transform, called Vector– Gradient Hough Transform, for identifying elongated shapes in grayscale images. This goal is achieved not only by collecting...