Author: Vincent Diepeveen
Date: 16:09:05 06/24/02
Go up one level in this thread
On June 23, 2002 at 02:06:25, Uri Blass wrote: i do not know in which world you live if you guess you can score points with black after 1.e4,f5. This is complete nonsense of course. Also the idea you would get a draw with 1.d3,e5 with white is complete nonsense of course. Instead of advantage you have disadvadvantage soon. with 1.e4,f5 you score 0% of course with black. >On June 22, 2002 at 20:35:22, Vincent Diepeveen wrote: > >>On June 22, 2002 at 15:13:28, Uri Blass wrote: >> >>>On June 22, 2002 at 14:42:49, Vincent Diepeveen wrote: >>> >>>>On June 22, 2002 at 14:20:17, Uri Blass wrote: >>>> >>>>>On June 22, 2002 at 13:25:00, Vincent Diepeveen wrote: >>>>> >>>>>>On June 21, 2002 at 15:18:33, Jeroen Noomen wrote: >>>>>> >>>>>>>On June 21, 2002 at 12:45:30, Miguel A. Ballicora wrote: >>>>>>> >>>>>>>>The fact that some amatateurs agree does not change the fact that commercial >>>>>>>>engines can benefit from using one author in different teams i.e. the book >>>>>>>>author. >>>>>>> >>>>>>> >>>>>>>The commercial programs all have different opening experts. I don't think they >>>>>>>will or want to use another opening book. Don't forget that trusting the use of >>>>>>>another book involves a lot of testing. Even if I *could* use f.e. the ChessBase >>>>>>>books, I would never do it. Rely on your own book, which is thoroughly tested, >>>>>>>that is the only way. I believe that changing the book in a tournament can only >>>>>> >>>>>>this is complete nonsense Jeroen, >>>>>>because the alternative for most amateurs is to have an automatic generated >>>>>>book which is poor tested and even worse designed. >>>>> >>>>>No >>>>> >>>>>It is better for them to use a small book that is generated manually. >>>> >>>>says the layman. >>>> >>>>this would mean you lose directly. a very small manual book doesn't work >>>>against books like from Noomen or Kure. it's like 0.5 out of 20 you >>>>score with it. >>> >>>You may be right about my program because the engine is weak(My estimate is that >>>it is 50 or 100 elo better than Gerbil) and I believe that it is not so weak to >>>get 0 out of 20 so it can get 0.5 out of 20 but I expect that if you use Crafty >>>or Yace with a small book only to get the opponent out of book you are going to >>>get clearly more than 0.5 out of 20 against Noomen's book. >> >>but this is not what you want to achieve. Suppose you have good >>engine like Yace. Your goal is to do well then. that means 60% score. >>5.5 out of 9 would be good for yace in world champs. >> >>If you have something that scores in the range of 0.0 out of 9 >>until 4 out of 9, then it is a clear case of major dissappointment. >> >>To get above that 4 is real hard with a simple book. >> >>You see you want to beat your close competitors. I am sure Yace >>and brutus are playing at the same level if both have a 1.73Ghz K7, >>yace perhaps even better because it is efficient software, especially >>when a new version is optimized for K7. >> >>But reality is that brutus has a Kure book. How do you plan to kick that >>with simple openings, knowing brutus is tested to do well with the Kure >>book. Hard work from Alex and hard work from Chrilly in the limited time >>they had to tune it. >> >>So beating a program like Warp or Sharky with 1.d3 with yace, that's not >>the interesting thing. You want to do well against the programs that >>are close to your strength, slightly better or slightly below. >> >>If you score 10% scores against these guys, then reality is far off. > >The point is that you are going to score 50% against the cure book with lines >like d3 unless your engine has problems and the opponent can find better moves >by search. > >My experience in games is that my program have chances against stronger engines >even with lines like 1.e4 f5 or 1.e4 b5. > >I did not try tournament time control and things may be different at slower time >control but these lines are not needed and I believe that you may have chances >to win against stronger engines at tournament time control with lines like 1.e4 >a6(the same is for humans and you can ask karpov). > >I guess that if you try a tournament between the top programs with white and the >top programs with black when you start the games with 1.e4 a6 you may find cases >when white is going to lose and I doubt if the commercial have something special >against 1.e4 a6. > > >Uri
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