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

[Josh Parmenter <josh@xxxxxxxxxxxxxxxxx>]

Hi Dan,

I just updated, and the SpecCentroid example seems a little strange? I  
run it and only 0's show up in the centroid poll (moving mouse all  
over the place!)

Best,

Josh

On Dec 20, 2007, at 9:53 AM, Dan Stowell wrote:

> 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
> > > _______________________________________________
> > > Sc-devel mailing list
> > > Sc-devel@xxxxxxxxxxxxxxx
> > > http://www.create.ucsb.edu/mailman/listinfo/sc-devel
> >
> >
> > _______________________________________________
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> > http://www.create.ucsb.edu/mailman/listinfo/sc-devel
>
>
> --
> http://www.mcld.co.uk
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/* Joshua D. Parmenter
http://www.realizedsound.net/josh/

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