Sorry! That isAOHDR (Always on High Dynamic Range;-) greg ~krsnadas.org
-- from: greg heil [email protected] to: Chat forum <[email protected]> date: 28 February 2014 08:29 subject: Re: [Jchat] Parallel Processing for J >One does not have to wait for the K! (6th generation if Nvidea processors) gen >4 and 4i are here, now! For $199 you can have 72 GPUs in an Android tablet >from ~newegg. >It is also, eg, programmed with AOHD (Always on High Definition). Presumably >they are fast enough that one can do ~Frankencamera_lite sorts of things with >them:-) ---~ http://www.newegg.com/Product/Product.aspx?Item=34-099-001&SortField=1&SummaryType=0&Pagesize=100&PurchaseMark=&SelectedRating=-1&VideoOnlyMark=False&VendorMark=&IsFeedbackTab=true&Keywords=%28keywords%29#scrollFullInfo http://u.tgu.ca/Frankencamera_lite greg ~krsnadas.org -- from: Devon McCormick [email protected] to: Chat forum <[email protected]> date: 28 February 2014 07:36 subject: Re: [Jchat] Parallel Processing for J Skip - >you're right that GPUs offer tantalizing possibilities for J. I made sure to >have an nVidia processor in the last PC I bought - the (C++-based) demos are >very impressive. However, I have yet to grapple with learning enough about >the CUDA libraries to think about how to integrate them into J. I'll take a look at those videos. Regards, Devon -- from: Skip Cave [email protected] to: Chat forum <[email protected]> date: 28 February 2014 00:34 subject: [Jchat] Parallel Processing for J >I participated in an ACM webinar today presented by nVidia, where they covered >their latest multiprocessor "accelerator" GPU chip, the Tegra >K1<http://bit.ly/1mJYL5O>. The K1 has 192 CUDA parallel cores as well as four >ARM-15 cores. It is designed to be used in cellphones, so it uses very low >power. The webinar link is at: http://bit.ly/1cq6E6E I would recommend taking >a look at the presentation, as it shows just how far we have come in putting >serious multiprocessing power in the hands of the masses >nVidia claims the architecture is being used in various "green" >supercomputers, running models of Molecular Dynamics, Quantum Chemistry, >Material Science, Weather & Climate, Lattice QCD, Plasma Physics, Structural >Mechanics, and Fluid Dynamics. They claim that they have built compilers and >interpreters for their multiprocessing architecture in Fortran, C, C++, Pyton, >and F#, which will make it easy for programmers to distribute processing load >across the array of CUDA cores in the K1, as well as the four ARM processors. >I always felt that the primitives in J define a powerful and general set of >array operations that could benefit from a parallel processing architecture. >The nVidia processors will be showing up in cellphones in the near future. It >would be interesting to see if J could take advantage of the amazing parallel >processing power of these chips - a supercomputer in your pocket. Skip. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
