Author: Bruce Moreland
Date: 19:13:55 05/27/01
Go up one level in this thread
On May 27, 2001 at 01:59:58, Uri Blass wrote: >On May 26, 2001 at 20:59:24, Bruce Moreland wrote: > >>On May 26, 2001 at 14:02:26, Uri Blass wrote: >> >>>On May 26, 2001 at 12:34:19, Bruce Moreland wrote: >>> >>>>I got a fail-high on Bxg7 after 80 hours, on a quad Xeon 450, but I didn't have >>>>time to resolve it. >>>> >>>>bruce >>> >>>It is interesting to know the reason that it failed high. >>> >>>Unfortunately programs only give main line. >>> >>>If you can make your program remember all the lines that it considered for more >>>than 1 minute than it will be interesting to know them. >>> >>>The number of these lines cannot be more than 80*60 in 80 hours and I am >>>interested only in the lines that begin with Bxg7. >>> >>>Uri >> >>The only information I could have returned is that Bg7 failed high, and for each >>possible response I could have remembered the move that refuted the response, >>and for ever possible response to the move that refuted each response, I could >>have remembered the move that refuted that move. >> >>You don't end up with a line when you have a fail high. You end up with >>something with a little less direction to it. > >I understand it. >I meant to say that even a main line is not the interesting information that I >want to see but it is the information that all programs give after solving the >fail high. > >The problem is that even after you solve the fail high and have the main line I >believe that the interesting information is the lines that your program >considered for a long time. > >If programs can give a tree with the idea that I suggest that it may help people >to understand the reason for the move. > >I suggested the lines that were considered for more than a minute but a better >idea is to post first lines that your program considered for more time. > >I mean something like >1.Bxg7 20 hours >1.Bxg7 Kxg7 2.Ne5 15 hours >1.Bxg7 Kxg7 2.Ne5 Rfd8 3.Qg4+ 6 hours >1.Bxg7 Rfd8 Rxd8+ 3 hours That is not how these work in single-variation mode. The searching process is, for lack of a better word, more patchy than that. bruce > >If you can change your program to give this information that it will be >interesting to see it. > >> >>I had to stop the test because round 1 of the CCT was starting. I'll run it >>again after the games tomorrow, I think. > >Thanks > >Uri >> >>bruce
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.