Hermitian wavelet

Hermitian wavelets are a family of continuous wavelets, used in the continuous wavelet transform. The Hermitian wavelet is defined as the derivative… (More)
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2017
2017
Fault diagnosis of rotating machinery is receiving more and more attentions since it plays an important role in guaranteeing… (More)
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2016
2016
Abstract The two-dimensional Hermitian interpolation wavelet is constructed by using the tensor product of the modified Hermitian… (More)
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2013
2013
The multi-scale Hermitian wavelet order envelope spectrum based bearing fault detection and diagnosis method under run-up… (More)
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2012
2012
Hermitian wavelet is a low-oscillation, complex valued wavelet, which can detect the singularity characteristic of a signal… (More)
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2011
2011
The continuous wavelet transform enables one to look at the evolution in the time scale joint representation plane. This… (More)
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2011
2011
The rolling element bearing characteristic frequencies contain very little energy and are usually overwhelmed by noise and higher… (More)
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2011
2011
The signal in the nature ofsingularity is always caused by mechanical fault of CNC machine tool.It is important to recognize the… (More)
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2006
2006
This paper deals with the wavelet transform and the relation between the modulus maxima and the singularity detection,and based… (More)
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2001
2001
The signal in the nature of singularity is always caused by mechanical fault of equipment. It is important to recognize the… (More)
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1997
1997
The direct differentiation of a noisy signal ds/dt is known to be inaccurate. Differentiation can be improved by employing the… (More)
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