Author: Dann Corbit
Date: 11:24:49 02/09/06
Go up one level in this thread
On February 09, 2006 at 14:22:03, Uri Blass wrote: >On February 09, 2006 at 14:08:31, Dann Corbit wrote: > >>On February 08, 2006 at 22:17:11, Will Singleton wrote: >> >>>>The very rapid >>>>improvement in the general level of strength isn't a recent >>>>development; it has been going on for several years. The gap >>>>between the new and improving programs and the established >>>>professionals has been constantly diminishing, and it has long >>>>been clear that it was only a matter of time before some of the >>>>new engines would surpass the old giants. >>> >>>Uh huh. It might have long been clear to you, but was that before Fruit or >>>after? I recall when Ruffian came out, people could scarcely believe its >>>strength. No one, folks said, could develop such a strong amateur program in >>>relative secrecy, and then just burst on the scene. But Ruffian never >>>approached commercial strength. >>> >>>And then came Fruit. Not an evolutionary change, not forseen, not anticipated. >>>One day the commercials ruled, then Fruit came out. That was the change. Only >>>after that did programs begin to "surpass the old giants." I'm not criticizing, >>>only pointing out that the change was sudden, not evolutionary, and no one >>>predicted it. >>> >>>Unless, as you say, you did. Where was that post? >> >>Junior and Chess Tiger were just like Fruit. It's just history repeating >>itself. And it is going to happen again and again > >No >Fruit was free source code. >Junior and chess tiger were not free source code. > >It is not history repeating and you can see big advance in copmputer chess after >fruit2.1 > >In less than a year from fruit2.1's release we already got 100 elo improvement >only in software relative to shredder9 even if we only look at the 32 bit >version of rybka. > >When did it happen in the last 10 years? > >I think that in the last 10 years there was never improvement of 100 elo >relative to previous best program. > >3 Rybka 1.01 Beta 13-13b 32-bit 2870 28 28 488 74.0 % 2689 27.5 % >14 Shredder 9 2753 8 8 4805 63.2 % 2659 31.9 % > >Note that we can expect Rybka1.2 to be even stronger so we probably get >improvement of more than 150 elo in the last year. > >I think that it never happened in the last 10 years and maybe never happened in >the past. I guess that when programs went from Mini-max to Alpha-Beta, the improvement was at least 200 Elo on average. You do make a good point. Most really good programmers do not share their ideas. Fabien was different from that standpoint.
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