Author: Vincent Diepeveen
Date: 17:57:17 08/09/01
Go up one level in this thread
On August 07, 2001 at 16:03:34, Bruce Moreland wrote: >I've often heard people state that null move with R=3 is better than with R=2, >but I have never ever ever gotten a test result that indicates this. > >I've tried everything. I've tried it throughout the tree, I've tried it near >the root, and I've tried it near the tips. > >My measurement standard is ECM positions solved, which *always* goes down. > >What are other people doing that I'm not doing, or are people testing in some >other way, if so is their way better or worse? > >I would test Crafty both ways (it's currently doing R=3 some places), but my >machines will be busy until after the WMCCC. > >bruce I think R=3 is more sound if you do more in qsearch. For me using R=3 versus variations with R=2+R=3 that's simply letting diep search a full ply more at tournament levels. At blitz i wouldn't know what is better. probably R=3. considering search depths i get there also forward pruning is working there :)
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