Those are incredible numbers! Did you mean that this can't be done functionally or at the same power consumption when you said...?
> > *They claim it can do real-time multi-object recognition in a 400 by240 > pixel video stream which you can't do with a single > conventionalmicroprocessor...* I looked it up and 70mW is about what a wireless router's antenna power consumption is... as a comparison, an iPhone uses 1560mW - so that's really significant - definitely mobile device caliber power savings... On Sun, Aug 10, 2014 at 11:06 AM, Jim Bridgewater <[email protected]> wrote: > This is a fundamentally different approach to neuromorphic computing > than Numenta's, but it's still neuromorphic computing and that's > awesome! > > The reason this report is interesting is the power consumption they > report. Their chip consumes around 63 mW (that's milli-Watts) > compared with a thousand times that for a conventional microprocessor. > They claim it can do real-time multi-object recognition in a 400 by > 240 pixel video stream which you can't do with a single conventional > microprocessor so on tasks like this their power consumption is more > than 1000-fold better than conventional microprocessors. > > Here is my fair-use quote from the paper: > > "At the operating point where neurons fire on average at 20 Hz and > have 128 active synapses, the total measured power was 72 mW (at 0.775 > V operating voltage), corre- sponding to 26 pJ per synaptic event > (consid- ering total energy). Compared with an optimized simulator > (25) running the exact same network on a modern general-purpose > microprocessor, TrueNorth consumes 176,000 times less energy per event > (supplementary section S12). Compared with a state-of-the-art > multiprocessor neuromor- phic approach (13) (48 chips each with 18 > micro- processors) running a similar network, TrueNorth consumes 769 > times less energy per event (supple- mentary section S12)." > > On Sun, Aug 10, 2014 at 8:25 AM, cogmission1 . > <[email protected]> wrote: > > It seems to me the only reason to get excited about this is if the chip > can > > host CLA algorithmic units...? Is this everyone else's take, or am I > missing > > something? I guess the fact that people see this as a valid expenditure > of > > effort brings legitimacy to HTM's but aside from that? > > > > David > > > > > > On Sun, Aug 10, 2014 at 10:07 AM, cogmission1 . < > [email protected]> > > wrote: > >> > >> ^__^ > >> > >> > >> > >> > >> On Sun, Aug 10, 2014 at 9:56 AM, Jim Bridgewater <[email protected]> > >> wrote: > >>> > >>> As someone who has read a lot of academic papers I can say with full > >>> confidence that none of them are worth $20. > >>> > >>> On Sun, Aug 10, 2014 at 2:58 AM, cogmission1 . > >>> <[email protected]> wrote: > >>> > Is it worth the $20 to read the article? Is the chip something that > >>> > could > >>> > host a CLA? > >>> > > >>> > David > >>> > > >>> > > >>> > On Sat, Aug 9, 2014 at 11:58 PM, Matthew Taylor <[email protected]> > >>> > wrote: > >>> >> > >>> >> This project is not associated with Winfried's team or HTM. > >>> >> > >>> >> Sent from my MegaPhone > >>> >> > >>> >> On Aug 9, 2014, at 7:44 PM, "cogmission1 ." > >>> >> <[email protected]> > >>> >> wrote: > >>> >> > >>> >> Why is there no mention of Numenta? Is the algorithmic processing on > >>> >> board > >>> >> the chip not related to HTMs at all? > >>> >> > >>> >> > >>> >> > >>> >> > >>> >> On Sat, Aug 9, 2014 at 9:09 PM, Jim Bridgewater <[email protected] > > > >>> >> wrote: > >>> >>> > >>> >>> I'm guessing it's a different team since Winfried is not on their > >>> >>> Science paper > http://www.sciencemag.org/content/345/6197/668.abstract > >>> >>> nor is he in the photograph in the article you linked to. In > >>> >>> addition > >>> >>> to that their computer uses spikes for inputs and outputs and > >>> >>> Winfried > >>> >>> has been a skeptic of that approach in the past, I believe it was > in > >>> >>> one of the videos from the conference at Sandia this spring that I > >>> >>> heard him voice this opinion. If that's true then IBM has at least > >>> >>> two teams working on this which is great. > >>> >>> > >>> >>> > >>> >>> > >>> >>> On Sat, Aug 9, 2014 at 6:46 PM, Erik Blas <[email protected]> > >>> >>> wrote: > >>> >>> > I wonder if Winfried is working with this team? > >>> >>> > http://www.research.ibm.com/articles/brain-chip.shtml > >>> >>> > > >>> >>> > Programming language for the architecture: > >>> >>> > > >>> >>> > > >>> >>> > > https://dl.dropboxusercontent.com/u/91714474/Papers/020.IJCNN2013.Corelet.pdf > >>> >>> > > >>> >>> > I'm excited to see the idea of using a collection of prediction > >>> >>> > cores > >>> >>> > as > >>> >>> > primitives to build with, an idea I've bantered around with some > >>> >>> > (though > >>> >>> > I've been fixated on the primitive being an abstraction for > brookes > >>> >>> > modules > >>> >>> > informed by nupic predictions and the inputs passed into the > models > >>> >>> > for > >>> >>> > said > >>> >>> > predictions). Exciting times are ahead! > >>> >>> > > >>> >>> > _______________________________________________ > >>> >>> > nupic mailing list > >>> >>> > [email protected] > >>> >>> > > http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org > >>> >>> > > >>> >>> > >>> >>> > >>> >>> > >>> >>> -- > >>> >>> James Bridgewater, PhD > >>> >>> Arizona State University > >>> >>> 480-227-9592 > >>> >>> > >>> >>> _______________________________________________ > >>> >>> 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 > >>> >> > >>> > > >>> > > >>> > _______________________________________________ > >>> > nupic mailing list > >>> > [email protected] > >>> > http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org > >>> > > >>> > >>> > >>> > >>> -- > >>> James Bridgewater, PhD > >>> Arizona State University > >>> 480-227-9592 > >>> > >>> _______________________________________________ > >>> 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 > > > > > > -- > James Bridgewater, PhD > Arizona State University > 480-227-9592 > > _______________________________________________ > 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
