Apologies, the post for FFT audio spectrum encoder was from Thomas Macrina with the title: Posting an Example & Starting Point for Building a Network
On Sun, Nov 24, 2013 at 10:04 AM, Doug King <[email protected]> wrote: > Hi Mark and Aaron, and welcome to the NuPic community. > > I few tips/pointers: > > - hierarchy: we are not doing this yet, NuPic is working with one region > for now. > > - sensible defaults and components: > https://github.com/numenta/nupic/wiki/Running-Swarms will explain some of > this. If you use the tool-set that we call OPF (Online Prediction > Framework) you will be able to run a swarm that should optimize for you. > > - music analysis: a couple of things you might be interested in. And > impressive first hackathon demo was note prediction for a song. This was > based on midi sequence of notes for training. Timing was not predicted or > accounted for, only the sequence, but it was still impressive. > > - audio analysis: converting raw audio waveform via FFT into a spectrum > and convert the frequency scalar values. Your in luck - Stewart just posted > yesterday on this list a simple python file that does this I think. > > I find a large portion of software engineers have a fascination with music > and sound recording and production, myself included. I expect there will be > quite a bit of interest in music, speech and audio applications of NuPic. > > -Doug > > > On Sun, Nov 24, 2013 at 7:59 AM, Mark Wilson <[email protected]> wrote: > >> I'm also a lurker and also interested in signal processing (not music, >> but probably near enough). >> >> I'm a bit overwhelmed by lots of information about what all the different >> parts of the Nupic system do. I have read the CLA Whitepaper and have a bit >> of a grasp on the concepts. What I am having difficulty with is bridging >> the gap between that and the signal I would like to infer and predict. >> >> Can some one help outline what steps should be taken to set up a >> "suitable" HTM? Things I'm thinking about: >> >> - HTM regions and hierarchy >> - Which Nupic libraries should be used (OPF, more direct CLA >> libraries?) >> - Some sensible defaults for the multitude of tunables. >> - Maybe there is another project that is similar enough to be used? >> >> Any help or suggestions would be great. >> >> Thanks >> >> Mark >> >> >> On 14 November 2013 14:07, Aaron Zimmerman >> <[email protected]>wrote: >> >>> Hi all, >>> >>> I’ve been a lurker for a while, excited to try my hand at some CLA >>> applications, especially toward music analysis and creation. >>> >>> Is there any documentation of the different types of inferences and the >>> requirements to use them? >>> >>> The hot gym example uses “TemporalMultiStep”. While I can infer some >>> meaning from the name, it isn’t clear to me what the technical difference >>> is between this and other. >>> >>> >>> Thanks, >>> >>> Aaron Zimmerman >>> Platform Engineer >>> Sprout Social >>> 773.227.7528 >>> @apzimmerman <https://twitter.com/apzimmerman> >>> sproutsocial.com<http://www.google.com/url?q=http%3A%2F%2Fsproutsocial.com%2F&sa=D&sntz=1&usg=AFrqEzcFZhOCY3atDfnGIaMM9Kza3cB4Zw> >>> >>> _______________________________________________ >>> nupic mailing list >>> [email protected] >>> http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org >>> >>> >> >> _______________________________________________ >> nupic mailing list >> [email protected] >> http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org >> >> >
_______________________________________________ nupic mailing list [email protected] http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org
