2292 search results - page 125 / 459 » Hierarchical approximation and localization |
135
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SIAMNUM
2011
14 years 11 months ago
2011
We present a method to approximate (in any space dimension) diffusion equations with schemes having a specific structure; this structure ensures that the discrete local maximum a...
128
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CORR
2006
Springer
15 years 4 months ago
2006
Springer
In this paper, both non-mixing and mixing local minima of the entropy are analyzed from the viewpoint of blind source separation (BSS); they correspond respectively to acceptable a...
132
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ICPR
2004
IEEE
16 years 5 months ago
2004
IEEE
A normalized, power-weighted averaging filter (NPF) is a very good approximation to the well-know local maximum and minimum filters along the object edges and offers noise reducti...
151
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AVBPA
2003
Springer
15 years 10 months ago
2003
Springer
In this paper a completely automatic face recognition system is presented. The system is inspired by the elastic bunch graph method, but the fiducial point localization is complet...
133
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COMPGEOM
2006
ACM
15 years 10 months ago
2006
ACM
Given a metric space (X, dX), c ≥ 1, r > 0, and p, q ∈ [0, 1], a distribution over mappings H : X → N is called a (r, cr, p, q)-sensitive hash family if any two points in...