[PD] absolute values of a list of numbers?

Jack jack at rybn.org
Fri Feb 16 14:47:00 CET 2018

[list-abs/list-abs] ?


Le 16/02/2018 à 14:43, Peter P. a écrit :
> Hi list,
> I am using William Brent's [cepstrum~] to calculate cepstral
> coefficients from a section of an audio signal. My object outputs 512
> the real-valued coefficients as pd message list, which I would like to
> convert to their absolute value. I can't seem to find an easy way to do
> this except for possibly sending the list to an array and using tabread
> to serialize, calculate the absolute value for every element and send it
> back to another array, then requesting it as a list again. Has anyone
> got a better idea? 
> thank you!
> P
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