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Probability density function for frequency response function measurements using periodic signals

Published in IEEE Transactions on Instrumentation and Measurement • Feb 1, 2003
NobleIDNI3P08W61R00S86
Authors:
Rik Pintelon
,
Yves Rolain
,
Wendy Van Moer

Abstract

Frequency response function (FRF) measurements are often used to characterize linear dynamic systems. Today, uncertainty bounds on FRF measurements still are based on linear approximations, which are valid for sufficiently large input signal-to-noise-ratios (SNR) only. In this paper, exact uncertain...

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