Author: Uri Blass
Date: 06:09:55 04/01/02
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On April 01, 2002 at 09:04:59, Uri Blass wrote: >On April 01, 2002 at 08:52:31, Chessfun wrote: > >>On April 01, 2002 at 02:39:34, Uri Blass wrote: >> >>>On April 01, 2002 at 02:03:15, Chessfun wrote: >>> >>>>On April 01, 2002 at 01:55:29, Sandro Necchi wrote: >>>> >>>>>On March 31, 2002 at 16:46:42, liam hearns wrote: >>>>> >>>>>>thanks in advance! >>>>> >>>>>I did not have time enough to test it very much >>>> >>>>>, but I got the impression it is about 15 to 20 points stronger than 6.0 >>>> >>>> >>>>April fool ?. >>>> >>>>Sarah. >>> >>>I know that the date is 1.4 but I see no reason to suspect this post. >>> >>>I can suspect if I read that the new version is 100 elo better but >>>a claim about 15-20 elo improvement that is only an impression is >>>not something that seems to be related with 1.4. >>> >>>Uri >> >>Tell me Uri, what's it take to be left with an impression of a 15-20 point >>improvement?. >> >>Sarah. > >Suppose that I correct a bug in my program. > >suppose that I see in tests that the new version >gets a score of 11.5-10.5 against the old version. > >I can say in this case that my impression is that >the new version is 15-20 elo better than the old version but >I do not have enough games to be sure. > >Uri Note that the number of games that I need to be sure about 15-20 elo improvement is more than 10000. I may be sure about improvement even with less games but in that case I can be sure only that it is 5-30 elo and not 15-20 elo. Uri
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