Author: Frank Phillips
Date: 10:58:12 05/03/04
Go up one level in this thread
On May 03, 2004 at 13:53:23, Robert Hyatt wrote: >On May 03, 2004 at 13:35:38, Uri Blass wrote: > >>On May 03, 2004 at 11:05:25, Vincent Diepeveen wrote: >> >>>On May 03, 2004 at 09:20:51, martin fierz wrote: >>> >>>>On May 03, 2004 at 02:14:53, Vincent Diepeveen wrote: >>>> >>>>>On May 02, 2004 at 18:49:38, Robert Hyatt wrote: >>>>> >>>>>>On May 02, 2004 at 18:23:44, Gian-Carlo Pascutto wrote: >>>>>> >>>>>>>On May 02, 2004 at 13:12:04, Robert Hyatt wrote: >>>>>>> >>>>>>>>He sent me an email trying to justify his poor performance. He first claimed >>>>>>>>that it was an artifact of null-move. Testing disproved that. >>>>>>> >>>>>>>What testing? >>>>>>> >>>>>>>-- >>>>>>>GCP >>>>>> >>>>>> >>>>>>The testing you and I both did. It showed a minimal speedup difference if you >>>>>>recall. 2.8 vs 3.1... not _that_ significant... >>>>> >>>>>2.8 for with nullmove >>>>>3.0 for without nullmove >>>>> >>>>>A major difference. based upon 30+ positions. >>>>> >>>>>And both not *close* to speedup(n) = 1.0 + 0.7(n-1) >>>> >>>>i know nothing about this thread, i know nothing about multiprocessing, but i do >>>>know that the above formula gives 3.1 for n=4. >>>>i don't know about you, but i consider both 2.8 and 3.0 to be "close" to 3.1 - >>>>as a physicist, i tend to think of numbers within 10% as equal ;-) >>> >>>For the default version it is 2.8 and that's far away from 3.1. >>> >>>10% is not 'a little bit'. In computerchess people like Frans Morsch work an >>>entire year for 0.5%. >> >> >>I do not believe you. >>People who work an entire year for 0.5% get less than 1 elo improvement in a >>year. >> >>Fransh morsch gets more than it so he must do something better than that. >> >>Uri > >We need a new word. hyperbolized hyperbole. > >That says it all. Anyone that works for a year to get .5% is an absolute >idiot... Well you would have to test for most of that year to be sure of the improvement, so he may only be working for a few hours on the change itself :-)
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