Author: Uri Blass
Date: 09:31:28 09/22/04
Go up one level in this thread
On September 22, 2004 at 10:41:24, Drexel,Michael wrote: >On September 22, 2004 at 08:40:00, martin fierz wrote: > >>On September 22, 2004 at 07:53:38, Drexel,Michael wrote: >> >>>On September 22, 2004 at 06:56:45, martin fierz wrote: >>> >>>>[snip] >>>> >>>>>>it's definitely not nonsense. i agree that the engine won't find a better (or >>>>>>the best according to the book), but a weak engine will make real blunders in >>>>>>the opening while a strong engine might just play a slightly inferior move. >>>>> >>>>>Strong engines don´t just play slightly inferior moves in the opening. >>>>>They play often complete nonsense without book. >>>>>I think we have discussed enough examples here in the past. >>>> >>>>of course - but you are guilty of selective perception. >>> >>>I´m not guilty of anything. >>>I was referring to: >>>"If the engine is strong enough to find better moves by itself then opening book >>>is not needed". >>>Engines generally won´t find better moves by itself than Top GMs in home >>>preparation. No matter how strong they get. >>>The opening book is needed as long as engines have no clue about long term >>>strategies. >>>Some simple development rules are not enough since there exist by far too many >>>exceptions. >>> >>>you have noted the >>>>examples discussed here. if you took 1000 opening positions from somewhere, and >>>>looked which moves GMs play, i believe that strong engines would play the same >>>>moves very often (ie. 80-95%). weak engines on the other hand... >>> >>>I also played 80-95% GM moves in the past. >>>Unfortunately the 5-20% "non-GM moves" made the difference. >> >>duh! your 5-20% are probably real blunders. top engines will not play serious >>blunders that often... > >Of course they will. >There are serious strategical blunders and serious tactical blunders. >Without books top engines make many serious blunders in the opening. > >Michael I think that posting positions when they make strategical blunders can be productive for programmers because programmers can try to improve their engines in order to avoid the strategical blunders. Uri
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