PWeLCh vs Periodogram : Difference ?

Dear All,
I am trying calculate the PSD of a random signal. However, I seem to get different PSD values for PWELCH and PERIODOGRAM functions although I am using the same dataset, sample rate and window.
Can someone please help in explaining this ?
Thanks

1 Comment

could you share which version you are using and how you invoke the two functions?

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Asked:

on 3 Aug 2016

Commented:

on 4 Aug 2016

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