I am trying to get a psd I type psd = pwelch(x) and I get the error: Undefined function 'pwelch' for input arguments of type 'double'.

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I am trying to get a psd I type psd = pwelch(x) and I get the error: Undefined function 'pwelch' for input arguments of type 'double'.

回答 (1 件)

Walter Roberson
Walter Roberson 2018 年 3 月 1 日
You do not have the Signal Processing Toolbox installed, or else it is not licensed.

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