Author: Will Singleton
Date: 16:22:51 03/25/02
Go up one level in this thread
On March 25, 2002 at 19:09:30, TEERAPONG TOVIRAT wrote:
>On March 25, 2002 at 18:56:22, Gian-Carlo Pascutto wrote:
>
>>On March 25, 2002 at 18:41:52, TEERAPONG TOVIRAT wrote:
>>
>>>
>>>Hi,
>>>
>>>I've a few questions.
>>>
>>>1. When we extend searching depth,which one should be
>>>stored as hashtable->depth depth or depth+extension?
>>>
>>>
>>>Search(alpha,beta,depth)
>>>{
>>>
>>>Probehash()
>>>if(check) extension+=...
>>>
>>>-Search(-beta,-alpha,depth+extension-1)
>>>
>>>Storehash() => here with depth or depth+extension ???
>>>
>>>}
>>
>>You want things to be consistent. Think about this, is
>>should be easy to figure out for yourself.
>
>I guess u mean depth. Actually,I did a few tests.
>With depth it performs better. However,I don't understand
>the difference.
>
http://www.seanet.com/~brucemo/topics/topics.htm
or try Ernst Heinz's site, or the Beowulf site.
Short answer is that you store the current draft (which is depth remaining, or
height above qsearch), which would include the extension.
Will
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