4352 search results - page 349 / 871 » A Representation Theorem and Applications |
170
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PAMI
2008
15 years 7 months ago
2008
In this paper, we develop a spatially-variant (SV) mathematical morphology theory for gray-level signals and images in the euclidean space. The proposed theory preserves the geomet...
211
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STOC
2006
ACM
16 years 7 months ago
2006
ACM
Gowers [Gow98, Gow01] introduced, for d 1, the notion of dimension-d uniformity Ud (f) of a function f : G C, where G is a finite abelian group. Roughly speaking, if a function ...
191
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ICCV
2005
IEEE
16 years 9 months ago
2005
IEEE
Active appearance models (AAMs) provide a framework for modeling the joint shape and texture of an image. An AAM is a compact representation of both factors in a conditionally lin...
175
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ICCV
2003
IEEE
16 years 9 months ago
2003
IEEE
The boundaries of image regions necessarily consist of edges (in particular, step and roof edges), corners, and junctions. Currently, different algorithms are used to detect each ...
206
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ICIP
2004
IEEE
16 years 9 months ago
2004
IEEE
Using the concepts of two-dimensional Hilbert transform and analytic signal, we construct a new quaternion wavelet transform (QWT). The QWT forms a tight frame and can be efficien...