Author: KarinsDad
Date: 14:43:21 03/17/99
Go up one level in this thread
On March 17, 1999 at 13:35:46, Robert Hyatt wrote: [snip] > >this is another interesting aspect. The "K-factor" in the rating calculation >was arrived at most likely by 'trial and error'. IE it was tuned for tournament >chess where you might play 5-10 games per month, and K has to be large enough to >let your rating swing as much as it should. But what if you play 100 games per >day. I'd almost think K should shrink _way_ down... ie as in the "glicko" >rating system that is _much_ more stable. IE what is the probability that >Crafty is actually 200 points worse than yesterday, when _no_ changes have been >made? Very low. Yet if I play an equal-rated player, my rating changes by >+/- 16 after one game. For a server, I believe this is _wrong_. Robert, Are you saying that the servers do not decrease the ratings changes (i.e. halve them just due to the fact that a higher rated player is playing) for the higher rated players? If so, this is strange and disturbing. KarinsDad :|
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