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103
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TSP
2010
14 years 7 months ago
Quasi-interpolation by means of filter-banks
We consider the problem of approximating a regular function f(t) from its samples, f(nT), taken in a uniform grid. Quasi-interpolation schemes approximate f(t) with a dilated versi...
Gerardo Pérez-Villalón
TSMC
2002
99views more  TSMC 2002»
15 years 5 days ago
Defect detection in textured materials using optimized filters
Theproblemofautomateddefectdetectionintextured materials is investigated. A new approach for defect detection using linearFIRfilterswithoptimizedenergyseparationisproposed.Performa...
Ajay Kumar, Grantham K. H. Pang
91
Voted
CCA
2000
Springer
15 years 4 months ago
A Computable Spectral Theorem
Computing the spectral decomposition of a normal matrix is among the most frequent tasks to numerical mathematics. A vast range of methods are employed to do so, but all of them su...
Martin Ziegler, Vasco Brattka
80
Voted
ISMVL
1997
IEEE
82views Hardware» more  ISMVL 1997»
15 years 4 months ago
Finding Composition Trees for Multiple-Valued Functions
The composition tree of a given function, when it exists, provides a representation of the function revealing all possible disjunctive decompositions, thereby suggesting a realiza...
Elena Dubrova, Jon C. Muzio, Bernhard von Stengel
CMS
2003
101views Communications» more  CMS 2003»
15 years 1 months ago
Watermark Security via Secret Wavelet Packet Subband Structures
Abstract. Wavelet packet decompositions generalize the classical pyramidal wavelet structure. We use the vast amount of possible wavelet packet decomposition structures to create a...
Werner Dietl, Andreas Uhl