Average frequency Of A Signal

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Ejay Nsugbe
Ejay Nsugbe 2015-3-21
编辑： Star Strider 2015-3-21
Hi,
Can someone please shed some light on how I can compute the average frequency of a signal?

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Star Strider
Star Strider 2015-3-21
编辑：Star Strider 2015-3-21
I would take each frequency, multiply it by the absolute amplitude (weight) of the signal at that frequency, sum those, and divide by the sum of the weights.
This is a weighted arithemtic mean. See the Wikipedia article on Weighted arithmetic mean: Mathematical definition for details.

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