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how to find damping coefficient sinewave by curvefitting

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prianka shukla
prianka shukla el 23 de Feb. de 2016
Comentada: KSSV el 23 de Feb. de 2016
i have 2 values,one of them is time value i put it in curve fitting,it is a sine wave signal but i need to find equations for damping coefficient and frequency for each cycle of signal.any help?
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KSSV
KSSV el 23 de Feb. de 2016
Have you heard about logarithmic decrement method? You have signal in your hand, Why you want to fit a curve?

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