Author: Joachim Rang
Date: 01:25:19 08/10/05
Go up one level in this thread
On August 10, 2005 at 02:38:05, Bernhard Bauer wrote: >On August 09, 2005 at 12:45:47, Joachim Rang wrote: > >>On August 09, 2005 at 11:46:20, Fabien Letouzey wrote: >> >>>On August 09, 2005 at 08:40:12, Gabor Szots wrote: >>> >>>>On August 09, 2005 at 08:02:33, Madhavan wrote: >>>> >>>>I recall Fabien told something like that was not going to happen because he >>>>likes to have space between releases. >>>> >>>>Gábor >>> >>>Yes but luckily for me, Joachim Rang worked on tuning a development version. So >>>if tests are positive, there will probably be a release after WCCC. >>> >>>Of course, you should not be expecting a 100-Elo increase, OK? >>> >>>Fabien. >> >>Okay since Fabien let the cat out of the bag I think I have the permission to >>give some details. >> >>Besides MultiVariation (works fine), Chess960-Capabilites (works also fine, >>although the opening evaluation needs some work) and some backward analysing >>capabilities (still not very good) there'll be some changes regarding playing >>strength. >> >>Besides tuning several parameters which were already present in 2.1 (but not >>accessible via UCI-Options) Fabien added one new pruning heuristic and one >>evaluation term. Although the pruning is nothing new it improves things clearly >>(at least on fast time controls). The eval term is also a standard term and >>probably an improvement but we have no certainty yet. >> >>Well that's it basically, nothing to get excited about. It's just another small >>step. >> >>regards Joachim > >Will the new fruit be able to solve the fine70 position? Toga solves it. >What about zug positions? Both Fruit and Toga have difficulties. >Here it is > >[D]8/k7/3p4/p2P1p2/P2P1P2/8/8/K7 w > >Kind regards >Bernhard Intresting observation. Fruit 2.1 solves it on depth 26, the current dev-versionon on depth 27. But both need more then 2 minutes on Pentium M 1.6 GHz. Toga 0.93 also needs some time but Toga 1.0 is quick. I don't know what Thomas has changed though. regards Joachim
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