Author: Dann Corbit
Date: 13:09:53 06/20/05
Go up one level in this thread
On June 20, 2005 at 15:42:41, Uri Blass wrote: >On June 20, 2005 at 15:28:16, Dann Corbit wrote: > >>On June 19, 2005 at 17:58:07, Uri Blass wrote: >> >>>On June 19, 2005 at 15:18:33, Vincent Diepeveen wrote: >>> >>>>On June 19, 2005 at 02:24:52, Roger D Davis wrote: >>>> >>>>>Since Fruit is just a notch down from Shredder and Fritz, it looks like that >>>> >>>>Fruit is lightyears away from Shredder. >>>> >>>>something that might play well in 1 0 because it gets instantly 11 or 12 ply, >>>>doesn't mean it is having a chance in some serious time control like 60 in 2 >>>>under tournament conditions. >>> >>>I do not know if Fruit has problems at long time control(results at 40/40 >>>adapted to speed of PIV 2 ghz suggest that it is number 2 after shredder at >>>longer time control than 1 minute per game at least if you use nunn type match) >>>but if it has problems the logical reason that I can see is bugs in the search >>>that prevent it to go deep enough. >>> >>>I already mentioned one bug of extending single replies too much so fruit can >>>solve the famous mate in 30 in 1 seconds and probably cause it to extend often >>>useless lines in games). >>> >>>Fabien wrote that there are bugs in the search that he still had no time to fix >>>so he probably meant that there is more than one bug. >>> >>>It is possible that Fruit is weaker at long time control(not in nunn type games) >>>because of positional learning of shredder but I guess that the part of >>>positional learning can be done by fabien. >> >>There is very limited data, but the results I have seen seem to indicate that >>fruit is even stronger at slower time controls. > >1)I see that I made a mistake in my post >I meant to say that fruit can solve the mate in 30 at depth 1(not in one >second). > >I think that it is wrong and may cause problems espacailly at long time control >because my guess is that these single reply extensions(instead of partial >extensions) increase the branching factor of fruit with no significant benefit. > >2)The data that I see based on reading posts give me no information if fruit is >better at long time control. Did you see the 90 minute plus 30 second contest?
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