Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Let's talk about fraud.

Author: Anthony Cozzie

Date: 08:04:59 05/03/04

Go up one level in this thread


On May 03, 2004 at 09:20:51, martin fierz wrote:

>On May 03, 2004 at 02:14:53, Vincent Diepeveen wrote:
>
>>On May 02, 2004 at 18:49:38, Robert Hyatt wrote:
>>
>>>On May 02, 2004 at 18:23:44, Gian-Carlo Pascutto wrote:
>>>
>>>>On May 02, 2004 at 13:12:04, Robert Hyatt wrote:
>>>>
>>>>>He sent me an email trying to justify his poor performance.  He first claimed
>>>>>that it was an artifact of null-move.  Testing disproved that.
>>>>
>>>>What testing?
>>>>
>>>>--
>>>>GCP
>>>
>>>
>>>The testing you and I both did.  It showed a minimal speedup difference if you
>>>recall.  2.8 vs 3.1...  not _that_ significant...
>>
>>2.8 for with nullmove
>>3.0 for without nullmove
>>
>>A major difference. based upon 30+ positions.
>>
>>And both not *close* to speedup(n) = 1.0 + 0.7(n-1)
>
>i know nothing about this thread, i know nothing about multiprocessing, but i do
>know that the above formula gives 3.1 for n=4.
>i don't know about you, but i consider both 2.8 and 3.0 to be "close" to 3.1 -
>as a physicist, i tend to think of numbers within 10% as equal ;-)
>
>cheers
>  martin

As a physicist, you consider all numbers within an order of magnitude as equal
;)

anthony



This page took 0.02 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.