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Subject: Re: There's something in SOS.3 engine!

Author: Uri Blass

Date: 02:44:00 01/09/03

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On January 09, 2003 at 05:09:58, Ulrich Tuerke wrote:

>On January 09, 2003 at 01:43:19, Russell Reagan wrote:
>
>>On January 09, 2003 at 01:11:51, Jouni Uski wrote:
>>
>>>Look: 60/5 played in old AMD 450 Mhz:
>>>
>>>                  12345678901234567890
>>>1 SOS.3 for Arena ½½111½½½½1½½½1½00½11 12.5/20
>>>2 Ruffian 1.0.1   ½½000½½½½0½½½0½11½00  7.5/20
>>>
>>>Ruffi scores first win in game 16 - that can't be totally by chance?!
>>>
>>>Jouni
>>
>>I am running some games at the same time control you used. So far SOS is out
>>searching Ruffian by 1-3 ply on every move (impressive). I'll post the results
>>when this set of games is finished.
>
>What do you mean by "outsearching" (is it displaying a higher value, called
>"depth") ?
>
>I guess that nobody is able to outsearch Ruffian by 3 plies.
>The depth is usually a number counting the iterations. It contains no
>information about the search trees which are being inspected. It's a more or
>less useless number.
>
>A program displaying depth=6 may be following many lines deeper than another
>program displaying depth=9.
>
>Uli

I agree
The depth that is displayed means nothing when the program use different pruning
and extensions.

I will be more impressed if Sos can see fail high or fail low for tactical
reasons 2 times faster.

Uri



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