Author: Roland Pfister
Date: 23:28:59 11/12/97
Go up one level in this thread
On November 12, 1997 at 11:43:51, Robert Hyatt wrote: > >I have not yet been able to re-annotate the entire game. But O-O is now >producing a reasonable score, and if it had to play O-O, it would follow >it with g6 as you suggested. And the score is now fairly close to the >other moves, rather than being -8 worse. :) > >The position learning is a problem. I generally have everything on, as >the >default. However, I'm thinking about making this learning option "off" >by >default as I get plenty of questions about the results this can cause. >If >you play down the O-O line a ways with position learning on, it can >remember >a bad position, and then when you back up and try O-O, the result of >this >bad position can filter into the evaluation and make analysis *very* >confusing. Position learning should speed up the search/analysis. If you get a wrong score from position learning I suspect a bug somewhere. The only problem I see with position learning is if you change evaluation in the meantime and use your old learn file with positions learned by the old evaluation. >It works great for those players that want to learn a >particular >opening, and discover that Crafty isn't very well booked for this >particular >variation. It will still "learn" what is going on and continually find >new >and better ways to defend, until it "solves" it or you continue to find >different ways to continue... That is book learning or did I get it wrong?
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