Author: Johan de Koning
Date: 17:04:24 07/21/04
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On July 21, 2004 at 01:09:30, John Merlino wrote: >On July 20, 2004 at 20:25:22, Johan de Koning wrote: > >>On July 20, 2004 at 07:28:17, Steve Maughan wrote: >> >>>Johan, >>> >>>>Feel happy about a free update instead. >>> >>>Thanks for the clarification. Out of interest can you say what are the areas of >>>impovement (or at least the areas you have changed) in the latest engine >>>compared to the one in CM9k? >> >>Slightly increased mobility weigth. >>Much increased R against K attack. >>Some minor changes for more accurate positional play. >>Selectivity scheme changed quite a bit >>(now default SS=10, probably 12...14 will be strong in comp-comp-etition) >>Time usage more aggressive. >>Version number 0.10 higher. :-) >> >>... Johan > >I noticed the X/Y delta is much different (smaller) in TK 3.33, with the program >reaching higher X values much faster. Interesting.... > >I'm also excited about the "more aggressive" time usage. > >I suspect that Kurt Utzinger (et al) will be displeased that King Safety hasn't >been increased, given that his personalities all have values > 150. But, no >matter.... Actually it has. Summarized as R against K above, open Rook files and advanced Pawns now have their own code with pretty large bonuses. So using KS>=150 might be too much of a good thing. Or perhaps not, since many people like over-aggressive comp-comp games. ... Johan
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