Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: A unique feature of CM8000

Author: Thom Perry

Date: 01:15:28 02/23/01

Go up one level in this thread


On February 22, 2001 at 08:09:55, Albert Silver wrote:

>On February 22, 2001 at 05:41:25, Sune Larsson wrote:
>
>>On February 21, 2001 at 21:12:40, John Merlino wrote:
>>
>>>On February 21, 2001 at 20:42:35, Alastair Allan wrote:
>>>
>>>>Some personalities' playing levels in CM8000 have been validated against human
>>>>players with known ratings. This is a valuable feature for players in the lower
>>>>range of ability who would like to have a "dependable" estimate of where they
>>>>stand. I don't know of any other chess program that has undergone this kind of
>>>>ecological validation. I would venture to say that this unique feature is as
>>>>good a selling point as any autoplayer function that might be considered in
>>>>future releases.
>>>

I think it had the best rating on the P200MMX computers.
>>>Thank you for saying so. However, there were only five personalities that were
>>>used in the test: Chessmaster, Josh Age 9, Willow, Sonja and Skippy -- basically
>>>personalities with ratings of approximately 2500, 2000, 1500, 1000 and 500
>>>respectively. With these five "real world" anchor points, the ratings data
>>>probably became a fair bit more accurate, but I would still venture to say that
>>>some, if not many, of the personalities are between 50 and 150 points off the
>>>mark.
>>>
>>>As for it being a selling point, I'm sure it's mentioned somewhere on the box.
>>>;-)
>>>
>>>jm
>>
>>Ok, I get it - five personalities were used in the test. Among them Chessmaster
>>itself with rating of approximately 2500 (as stated above). But where does
>>this Chessmaster rating of 2861, on my PIII 800, come from ? On the box is
>>written "The Most Powerful Chess Engine Available on a PC". Oh, maybe CM
>>increases its rating by beating me ?! ;) As stated at the back of the box:
>>**Rated 1**  "The Chessmaster engine achived the No 1 ranking by the SSDF".
>>
>>Sune
>
>Well, those ratings that are re-calculated according to processors speed tend to
>be a little odd, no doubt about it. I remember when Ed's Rebel 8 came out with a
>similar idea, it was going plain bonkers when done on an AMD processor. As for
>the no.1 ranking on the SSDF, it's true that Chessmaster topped the list once
>just before they made the move to K6-2/450s as I recall. It was best of the
>P90s.
>
>                                       Albert



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.