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Subject: Re: Checks in the Qsearch

Author: Robert Hyatt

Date: 08:58:15 07/11/02

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On July 10, 2002 at 15:06:40, Uri Blass wrote:

>On July 10, 2002 at 14:28:37, Robert Hyatt wrote:
>
>>One position:
>>
>>R=3  Time=37 seconds
>>
>>R=4  Time=10 seconds
>>
>>Still have that same "suspicion" now?
>>
>>:)
>>
>>Note that you can repeat this easily with Crafty.  just say
>>"sel=3/3" to use R=3 everywhere, then run again with sel=4/4 to
>>use R=4 everywhere.  Sel=2/3 is the 2~3 algorithm, 3/4 would be 3~4
>>instead.
>
>I prefer to try it with movei but I am going to start with comparing R=3 with
>smaller R.
>
>Your result suggest that R=4 should be used in part of the cases even on the
>hardware of today.
>
>The only problem is to define the right cases in order to get the improvement
>without getting the problems but I think that it is better to start by checking
>if I can earn by adding 1 to R and only later check if I can earn by adding more
>than it.
>
>Uri


That's the way we "all" do it...




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