Thanks for the discussion guys. In the future, this topic would probably have been a better fit for the nupic-theory mailing list: http://lists.numenta.org/mailman/listinfo/nupic-theory_lists.numenta.org
--------- Matt Taylor OS Community Flag-Bearer Numenta On Mon, Apr 14, 2014 at 11:18 AM, Dean Horak <[email protected]> wrote: > The link below is a good review article on the minicolumn hypothesis. > > I don't speak for the whole group, but my understanding is that NuPIC is > based on minicolumns as the the fundamental computational unit. > > Macrocolumns are essentially structures consisting of many minicolumns. > > You're right though, there is no consensus on this question (the > significance cortical columns). There is a reasonable amount of supporting > evidence, but since we don't fully understand how these columns operate so > it remains a hypothesis. As the link you referenced points out, it is > possible that the repetitive structure and organization of these columns > could be the result of patterns of development rather than function. My > feeling is that no doubt development plays a significant role in the > organizational structure, that does not preclude it from establishing a > significant functional role as well (i.e. given the small-world network > organization of the brain, the developmental origins may well have given > rise to the functional capabilities). > > In any case, it's fairly evident that the NuPIC community has a good deal > of confidence in the cortical columnar hypothesis being correct. > > > http://brain.oxfordjournals.org/content/125/5/935.full > > > On Mon, Apr 14, 2014 at 12:41 PM, mraptor <[email protected]> wrote: > >> Hi, >> >> Can somebody point me to a place where I can find more information >> about internal structure of the cortex "minicolumns" and how they >> connect with the neighbouring areas ? If there is such info somewhere >> ? >> It is my understanding the the NuPic is based on the idea of columnar >> structure of the cortex !? right ? Which one do you have in mind >> "minicolumn" OR "macrocolumn" ? >> >> I'm interested for the time being mostly in the minicolumn structure. >> >> >> I'm reading this : >> http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1569491/ >> >> and it seems there seems to be some disagreement in "Brain" community >> which one is the basic computational building block of the cortex ... >> minicolumn, modules, macrocolumn .... etc >> >> Can you clarify which part NuPic has picked as basic computational >> artefact ? >> >> thanks.. >> >> Again my primary question is any link to info that discusses >> "minicolumns" and in intra/outro-connections ? >> >> >> -------| http://ifni.co >> >> _______________________________________________ >> 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 > >
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