Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Efficient hash algorithm?

Author: José de Jesús García Ruvalcaba

Date: 09:03:25 09/22/98

Go up one level in this thread


On September 21, 1998 at 19:54:53, John Coffey wrote:

>On September 21, 1998 at 19:45:21, José de Jesús García Ruvalcaba wrote:
>
>>On September 21, 1998 at 19:35:39, William H Rogers wrote:
>>
>
>>>That is why I suggested a smaller hash key of only 16 bits. That gives you 64K
>>>which is a lot for a smaller program. Think about it 64 thousand opening book
>>>replys. But the other boy are correct, if you have the space.
>>
>>	What has to do the opening book with the hash tables? Are the opening book
>>positions stored in the hash tables somehow, at the beggining of the game?
>
>There is some confusion here.  *MY* questions about hash tables have to do
>with the posiition history for move searching.  But hashing can also be
>used as a way of storing opening moves.  It has the advantage that it
>recognizes transpositions.
>
>john coffey

	I understood your question exactly the way you specify it now. I was unaware
that hash tables are useful for other purposes too, and I did not expect any
reference to the opening book.
	José.



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.