Damped CAPES 2D Spectral Estimation for Real-Valued Vibration Signals

We propose a 2D representation in the frequency-decay factor plane of an arbitrary real-world vibration signal. The signal is expressed as the sum of a decayed-attenuation sine term modulated by an amplitude function and a noise residue. We extend the combined approach of Capon estimation and amplit...

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Bibliographic Details
Main Authors: Danhui Dan, Jiongxin Gong, Yiming Zhao
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.1155/2014/570347
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