[PD] Sigmund~ and tracks.

[J bz]

Good stuff, ok will do.

Thanks again,

Julian

On 17 February 2011 19:19, William Brent <william.brent at gmail.com> wrote:

> Ok, a Windows binary of [pitchEnv~] is up on my site:
>
> http://williambrent.conflations.com/pages/research.html#pitchEnv
>
> I hadn't put up Windows or the source yet because I was still in the
> middle of working on it, but I think it's fine so that's all up now.
> Let me know off list if you have issues with it.
>
>
>
> On Wed, Feb 16, 2011 at 4:03 PM, J bz <jbeezez at gmail.com> wrote:
> > Hey William,
> >
> > Appreciate the involvement...
> >
> > Unfortunately I'm on W7 atm.  My main patch uses the MSD lib and after
> what
> > I thought was a trivial problem with using it in Puredyne (my regular
> > distro), last Nov, MSD is still not working for me.  Fortunately I bought
> a
> > 2nd hand lappy with W7 on it early Dec, so have been working in that
> since.
> > The instrumentalist is a Mac guy but that doesn't help me prepare the
> piece.
> >
> > So yeah, a long way round of asking do you have a windows version?
> >
> > Funnily enough I was nosy'ing around your site a couple of months ago and
> > d/l'd the timbre ID lib for further research.  Looks well good:)
> >
> > Best wishes,
> >
> > Julian
> >
> >
> > On 16 February 2011 19:02, William Brent <william.brent at gmail.com>
> wrote:
> >>
> >> Good to know about the reason for the 1Mhz maxfreq...
> >>
> >> > Not really sure what to do with the viola d'amore source sounds if
> they
> >> > are
> >> > just not going to be stable.
> >>
> >> I think if you can settle for fewer harmonics and work out the flag
> >> logic there's hope yet.  Another thing that occurred to me is that
> >> since the scratchy noise part of the viol sound is likely what's
> >> making the tracking jumpy, you could try to remove the noise.  I've
> >> been working on an external that lets you rescale the amplitudes of
> >> harmonics in a pitched signal.  There's an early draft on my website -
> >> it's called [pitchEnv~].  Using that, I scaled all the harmonics of
> >> your sample to 0, so that all the pitch related components are erased
> >> from the signal.  The attached wav file is what's left...basically all
> >> the scratchy noise.
> >>
> >> Then I tried subtracting that noise from the original signal (delayed
> >> slightly based on the time it takes to do this analysis), and it did
> >> clean up the noise some.  It wasn't perfect, but with some work this
> >> could produce a signal you send to [sigmund~] that would be more
> >> easily tracked out.  I might have time to fiddle with that later, but
> >> if you download [pitchEnv~] you can give it a shot too.
> >>
> >> William
> >
> >
>
>
>
> --
> William Brent
> www.williambrent.com
>
> “Great minds flock together”
> Conflations: conversational idiom for the 21st century
>
> www.conflations.com
>
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