Author: M Hurd
Date: 11:38:08 01/19/06
Go up one level in this thread
On January 19, 2006 at 10:44:00, Robert Hyatt wrote: >On January 19, 2006 at 08:11:54, M Hurd wrote: > >>If you play an engine match of 1000 games against 1 engine and play another >>match of 1 game each against 1000 engines, would you get the same rating ? >> >>Is it more important to play as many different engines as possible or just >>number of games played. >> >>Presumably there will be an optimum number for games and number of engines >>played. >> >>Regards >> >>Mike > >Not necessarily. > >The Elo system is designed to scale your rating, with respect to the rating of >the opponents you play, such that your rating will provide a statistically >accurate estimate of your expected result when playing any of those opponents. >But ratings are all relative, not absolute. If My rating is 200 points higher >than yours, that means I ought to win about 3 of every 4 games we play. Whether >I am a patzer or grandmaster is irrelevant, it just means that I should beat you >3 of every 4 games, every time we play. > >When you change the "player pool" then you change everything. Because >everyone's rating is supposed to predict their performance against everybody >else, yet that is patently impossible when you have the case that A beats B, B >beats C and C beats A, which is not that uncommon. So the group of players will >definitely cause rating fluctuation inside the group, depending on the players >in the group. Thanks I understand. Regards Mike
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