Author: Amir Ban
Date: 12:21:54 07/13/04
Go up one level in this thread
On July 13, 2004 at 15:11:33, Uri Blass wrote: >On July 13, 2004 at 14:41:30, Joachim Rang wrote: > >>On July 13, 2004 at 13:23:52, Amir Ban wrote: >> >>>On July 13, 2004 at 05:13:55, Joachim Rang wrote: >>> >>>>Hi Amir, >>>> >>>>congratulations for the title and many thanks for your report and opinions about >>>>the WCCC. Although I'm a Shredder-Fan I must admit that I am always stunned to >>>>see with which style and force Junior manages to win. Although it feels like >>>>your playing style is more unbalanced and less complete than that of Shredder >>>>(you wrote it feels almost "perfect") I think you have discovered something >>>>special, which other programs have not. I'm always impressed how Junior operates >>>>with its major pieces against the enemy king especially in the late >>>>midgame/beginning endgame. I think Junior knows a lot more how to exploit an >>>>exposed king when the position is open and queens are still on board than other >>>>programs do. >>>> >>>>Some questions: Does you focus in your work especially on long time controls on >>>>superfast machines? I ask since Junior 8 seems relatively better on longer time >>>>controls than on blitz in contrast to Hiarcs 9 for example. Do you think that in >>>>_evaluation_ there are things that work differently in blitz and in longer time >>>>controls (for search it is obvious that there is a difference)? >>>> >>> >>>I don't know of a reason why things would work out differently at different time >>>controls. >>> >>>Amir >> >> >>thank you for your statement. There were some discussions about that, so I >>wanted to here the opinion of the World Champion creator ;-). Of course for >>search I find the theoretical explanation most likely that things work >>differently on different time controls, since a lot of extensions make your >>program tactically stronger in blitz time control but negatively affect the >>branching factor, which hurts in longer time controls. >> >>Good luck with further progress and thanks again >> >>regards Joachim > >There is clearly a logical reason that things can work different at different >time control. > >Imagine that you have a type of positions that your program can get 90% from it >at long time control but at blitz you get only 50% from the same type of >positions. > This is begging the question. Amir >How are you going to evaluate it? > >If you play blitz then 0.00 may be the best evaluation because chances are >equal. >If you play long time control then it is logical to evaluate it as a clear >advantage for yourself. > >Uri
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