Re: [Sc-devel] Added machine-listening UGens: SpecCentroid, SpecFlatness, SpecPcile

["Dan Stowell" <danstowell@xxxxxxxxx>]

Good point. Maybe we should have a Machine Listening overview page?
Many of the ML UGens use FFT data, but thematically they're separate
and there are ML UGens that don't hang off FFT.

Dan


2007/12/20, Scott Wilson <i@xxxxxxxxxxxxxx>:
> Very nice! Could one of you guys update the FFT Overview file before
> 3.2?
>
> S.
>
> On 20 Dec 2007, at 17:08, Dan Stowell wrote:
>
> > Hi all -
> >
> > Partly connected with offlist discussions with Nick, I've now (rev
> > 6827) added three more UGens to the MachineListening target:
> > SpecCentroid, SpecFlatness, SpecPcile. They're essentially the same as
> > the FFTCentroid, FFTFlatness, FFTPercentile from my plugin pack.
> >
> > Briefly: SpecCentroid correlates with perceived brightness,
> > SpecFlatness correlates with perceived noisiness, SpecPcile estimates
> > the sonic equivalent of filter cutoff positions (the "rolloff point").
> >
> > Along with the other recent ML UGens, I'd say this now means that SC
> > has pretty much the complete set of acoustic measures that are
> > well-supported by perceptual/timbral research, which is nice. The more
> > "cutting-edge" stuff that is less common will stay in the external
> > plugin packs of course, but the ones Nick and I have added have a lot
> > of research literature behind them.
> >
> > Dan
> > --
> > http://www.mcld.co.uk
> > _______________________________________________
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>
>
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