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Subject: Re: ICC rating study

Author: Jason Williamson

Date: 22:39:55 04/19/00

Go up one level in this thread


On April 19, 2000 at 23:55:06, Robert Hyatt wrote:

>On April 19, 2000 at 23:53:31, Robert Hyatt wrote:
>
>>As I had mentioned a while back, I have a sack full of quad xeon 550 machines
>>in a beowulf cluster.  While waiting on a few final pieces to arrive, I decided
>>to do what I thought was an interesting test:
>>
>>two identical machines, and I mean _identical_.  Quad xeon 550's, 27 gigs of
>>SCSI disks in a raid-0 (striping) configuration, 512mb of ram, etc.  IE
>>everything is identical, with all the 3-4-5 piece compressed tablebases,
>>same opening books, etc.
>>
>>The only difference was that 'crafty' plays computers and humans, while scrappy
>>only plays humans.  Several of us had postulated over the years that if you only
>>play humans, you can drive your rating through the roof.  Using the same
>>formulas (5 3 blitz or faster, 60 60 standard or faster, or most any bullet)
>>I have been watching the two programs for a month now.  And they seem to
>>hover at the point scrappy == crafty+100, roughly.  Standard has crafty
>>actually higher, but that is because crafty is playing standard against
>>computers, while scrappy is playing very little standard as humans seem to be
>>avoiding that for the most part... and those that do play standard play crafty
>>as it is better known.
>>
>>100 points was a surprise...  as I thought it would be more.  At present crafty
>>is at 31126 and scrappy is at 3219 blitz (which is the most stable ratings
>
>argh:  ^^^^^
>
>
>3126 of course...
>
>31126 won't be reached for maybe 10-20 more years.  :)
>
>
>
>
>since
>>most games are blitz).
>>
>>It seems that not playing computers is _not_ a way to grossly inflate your
>>rating, unless you consider 100 as inflated.  Note that a rating of 3200 is
>>very high, considering that there are not a lot of GM players that are rated
>>even 3000.  I watched scrappy play a 16 game match earlier this week, it won
>>8 games, lost one, then one 7 more, for a 15-1 result (5 3 blitz).  It lost 32
>>rating points for the effort.  :)
>>
>>I am going to continue the experiment until I get the rest of the beowulf
>>hardware (another quad box and a fast ethernet switch to complement the
>>giganet switch).  If you watch the ratings, you will get a feel for the
>>difference in playing only humans and humans + computers...


What do you figure your rating gain will be with the beuwolf beast?



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