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Subject: Re: Couple of chess programming questions: another MTD drawback

Author: Gian-Carlo Pascutto

Date: 15:06:01 09/10/02

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On September 10, 2002 at 17:51:11, Vincent Diepeveen wrote:

>On September 10, 2002 at 17:43:15, martin fierz wrote:
>
>>On September 10, 2002 at 17:18:24, Vincent Diepeveen wrote:
>>
>>>On September 10, 2002 at 17:10:38, martin fierz wrote:
>>>
>>>>On September 10, 2002 at 09:26:14, Eli Liang wrote:
>>>>
>>>>>(3) Reading Aske Plaat's search & re-search paper, it really seems like mtd(f)
>>>>>is something of a magic bullet.  But I note it seems that more programs don't
>>>>>use it than do (for example Crafty).  What is wrong with mtd(f) which Plaat
>>>>>doesn't say?
>>>
>>>losing 1 bit is a problem for you?
>>
>>nope. losing 2 bytes is more like it...
>
>who stores a bound in 2 bytes?
>
>Why not in 1 bit?

You want to store two actual values, not flags that indicate what
kind of bound it is.

--
GCP



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