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Applications of an advanced differential equation in the study of wavelets
A new wavelet family K ( t ) is discussed which represents a natural range of continuous pulse waveforms, deriving from the theory of multiplicatively advanced/delayed differential equations. K satisfies: all moments of K vanish; the Fourier transform of K relates to the Jacobi theta function; and K...
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Published in: | Applied and computational harmonic analysis 2009-07, Vol.27 (1), p.2-11 |
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Main Authors: | , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | A new wavelet family
K
(
t
)
is discussed which represents a natural range of continuous pulse waveforms, deriving from the theory of multiplicatively advanced/delayed differential equations.
K satisfies: all moments of
K vanish; the Fourier transform of
K relates to the Jacobi theta function; and
K generates a wavelet frame for
L
2
(
R
)
. Estimates on the frame bounds as well as the translation parameter are provided. |
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ISSN: | 1063-5203 1096-603X |
DOI: | 10.1016/j.acha.2008.09.002 |