Author: Robert Hyatt
Date: 18:48:12 02/05/99
Go up one level in this thread
On February 05, 1999 at 18:37:30, James T. Walker wrote: >On February 05, 1999 at 17:39:42, Robert Hyatt wrote: > >>On February 04, 1999 at 23:05:04, James T. Walker wrote: >> >>>On February 04, 1999 at 22:05:26, Robert Hyatt wrote: >>> >>>>On February 04, 1999 at 19:55:03, James T. Walker wrote: >>>> ><<<<<< snip >>>> >>>> >>>>I'm not sure what you are testing, but _no_ 16.x version is 100 points better >>>>or worse than another. That is a _serious_ difference, which is lacking in >>>>these. >>>> >>>>By my testing, 16.4 is quite a bit better than prior versions, based on a _lot_ >>>>of engine vs engine games on the chess servers... >>> >The games were played at G/10 or G/5. I do this with early versions just to get >a quick read on how it is doing. If you rember, when I asked you earlier about >where you thought Crafty was at it's best you effectively said to try anything I >wanted. I've tested Nimzo vs Fritz and Junior and they seem to play about as >close at G/10 as they do at 40/90 with maybe Fritz being better at G/5 or G/10 >than the others. Anyway I moved the time up to G/25 and so far Crafty is >leading Nimzo by +9 -6 =7. That's quite a turn around from 25-7 favor Nimzo. >I've got the Tablebases working now. I have to look over the games and see if >the tablebases have made much difference. Do you have any stats on how much >better Crafty plays with tablebases?(ELO difference) >Jim Walker > I really don't... I don't think the 4 piece files make much difference at all, but krp vs kr is a big one, and might figure in one of every 10-20 games vs computers... > >> >> >>> Of course Crafty >>>is playing without it's opening book. I usually give it the Fritz 5.32 book. >>>It is also playing without tabelbases. That's why I'm trying to get the 16.4T >>>version to use it's tablebases. It has no book learning or hash learning >>>either. What do you think all these features add up to in elo points? Without >>>them it's getting crushed. I'm playing Crafty on the PII because it doesn't >>>seem to like the AMD K6-2. The hardware is fairly close, maybe a 10% advantage >>>for the K6-2. >>>Regards, > >>>Jim Walker > >>snip< > >>I really can't guess what it playing without 'pieces' of itself is doing, but >>it ought to play decently, so long as it doesn't get forced into bad book lines >>by using someone else's book... Getting a 'good start' is half of the battle >>in these games... > >Jim
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