95 search results - page 14 / 19 » Fourier opacity mapping |
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
We provide an amplitude-phase representation of the dual-tree complex wavelet transform by extending the fixed quadrature relationship of the dual-tree wavelets to arbitrary phas...
ISMIR
2005
Springer
14 years 27 days ago
2005
Springer
In this paper, we study the use of spectral patterns to represent the characteristics of the rhythm of an audio signal. A function representing the position of onsets over time is...
EMMCVPR
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. We propose a vector representation approach to contour estimation from noisy data. Images are modeled as random elds composed of a set of homogeneous regions contours (bo...
PKC
2011
Springer
12 years 10 months ago
2011
Springer
ded abstract of this work appears in Public Key Cryptography — PKC 2011, ed. R. Gennaro, Springer LNCS 6571 (2011), 1–16. This is the full version. We propose a linearly homom...
JUCS
2006
13 years 7 months ago
2006
: A sequence of increasing translation invariant subspaces can be defined by the Haar-system (or generally by wavelets). The orthogonal projection to the subspaces generates a deco...