Can power spectral density be negative?The Power Spectral Density function computed for one signal cannot be negative. The only one case for such kind of output is the cross PSD for which the values for particular frequency are complex number. If you make a mistake in the interpretation of that output then you can assume, that you got negative values. - Study24x7
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Karan Singh
04 Apr 2019 02:55 PM study24x7 study24x7

Can power spectral density be negative?
The Power Spectral Density function computed for one signal cannot be negative. The only one case for such kind of output is the cross PSD for which the values for particular frequency are complex number. If you make a mis...

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