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Subject: Re: "Fruit 2.2.1 has no partial extensions and it extends too much"

Author: Uri Blass

Date: 07:34:14 11/02/05

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On November 02, 2005 at 10:11:39, Tord Romstad wrote:

>On November 02, 2005 at 09:31:13, Jouni Uski wrote:
>
>>Yes Uri seems to be right in this. In most of my tactical test suites engines
>>like Shredder, Fritz and even SlowChess are much = twice as fast! But still
>>Fruit has won all matches so far. So Fruit's secret is NOT the search, but?!
>
>What makes you arrive at this conclusion?  It definitely doesn't follow from
>your observations about tactical test suites.  You can have a very good
>search and do only moderately well on tactical test suites, and you can have
>a mediocre search and score exceptionally well in the same test positions.
>
>Tactical test suites does not measure playing strength, the quality of the
>search, nor even the tactical abilities of the program (my own program
>usually scores OK in tactical test suites, but is a relatively poor
>tactician in real games).  Running such test suites can be fun, but the
>results don't tell us anything of importance.
>
>Tord

I think that the question about being better in tactics is which test suite you
use.

Maybe the arasan test suite is better because it include positions from computer
games and not from human games and other test suites include too many sacrifices
and tactics is not only about sacrifices.

Uri



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