Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Compact encoding of chess positions

Author: Dann Corbit

Date: 11:06:37 03/04/05

Go up one level in this thread


On March 04, 2005 at 09:42:21, Mathieu Pagé wrote:

>On March 04, 2005 at 05:12:51, Reinhard Scharnagl wrote:
>
>>On March 04, 2005 at 04:48:36, Dann Corbit wrote:
>>
>>>What do you calculate as the theoretical maximum, using your encoding?
>>
>>That is hard to say. There still are a lot of redundancies within this
>>encoding: there might be still of illegal or impossible positions to be
>>encoded, and some very theoretically extisting extreme promotion situations
>>will have an excessive length.
>>
>>I think, that it would be best to use that code to encode all positions
>>of a set of PGN data, estimating an average length of more practical
>>relevance than I have estimated.
>>
>>Nevertheless I think, the limit might be around 2*(10^43) as I have read
>>from N. Petrovic.
>>
>>Reinhard.
>
>I have a database of about 190 millions chess positions if you are interested.

Are they bare EPD records?

Do they have any analysis associated with them?



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.