Author: Uri Blass
Date: 15:32:00 03/22/04
Go up one level in this thread
On March 22, 2004 at 16:56:57, Peter Berger wrote: >On March 21, 2004 at 19:14:10, Uri Blass wrote: > >>I looked at the PGN and one of the problems is that I am looking too much in >>games instead of working more on the program. > >This might well be true. I think your problem as an engine author is also not >lack of awareness and ideas what your program lacks, or what could/should be >improved. When I started to do my little experiments I was also not aware that >there would be that many one-sided results, that could well be interpreted as >bashing which is certainly not my intention at all. > >I think I will give movei a break and try some other engine(s) instead. > >>These results are clearly bad. >>I waited until movei was lucky to get positive score against Junior5 in the >>nunn2 match at 3:1 time advantage(at least it was the case with 00_8_174 ponder >>off when both sides used 16 mbytes hash and movei got 90 minutes against 30 >>minutes of Junior and 178 is the same as 174 except speed if I have no bugs) >>before releasing it but I think now that it was simply lucky and I did not do >>significant improvement in the last year. > >I have no clear idea if there was a significant improvement in movei during the >final year. My impression is that there was a very clear one with 0.8.112, but I >am not sure about later versions. > >But all this is a double-blind test, where it isn't really known how strong >Movei is, nor how strong its opponents are these days. > >Take MChess for example - I think there are quite obviously some pretty nasty >bugs in MCP 8, but how strong is MCP 7.1 on modern hardware? I don't really >know. If I make a guess based on the little data I already produced I am >completely unsure if it is stronger or weaker than Yace, and assume they are >probably very close. > >Genius is easy to evaluate of course, as it is well-known that it loses much of >its strength with longer time controls, and Movei is probably about equal to >Genius 2 then ( another guess). > >But who would have expected that Shredder gets completely smashed by Movei at 30 >0 which is true? I did not know it and if I did not miss games then I saw recently only games against mchess7 when movei lost and draws against Genius2. Did old shredder lose against latest movei? Uri
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