How to solve rms calculation problem ?

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Leonardo Wayne
Leonardo Wayne 2016-5-6
评论： Leonardo Wayne 2016-5-6
I have the following error:
Undefined function 'rms' for input a
rguments of type 'double'.

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Azzi Abdelmalek
Azzi Abdelmalek 2016-5-6
The rms function requires a signal processing toolbox
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Leonardo Wayne
Leonardo Wayne 2016-5-6
Thanks. It worked before though, so its a bit weird. I just solved it using: outrms = sqrt(mean(y.^2))

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