Author: Tom Kerrigan
Date: 14:59:47 08/03/00
Go up one level in this thread
On August 03, 2000 at 17:31:04, leonid wrote: >On August 03, 2000 at 14:14:38, Tom Kerrigan wrote: > >>I have 3 search functions: >> >>root_search() >>search() >>quiesce() >> >>The first two are almost identical, except root_search has some extra stuff for >>the root of the search tree. > > >What exactly is the root search? Have the impression that we have identical way >of searching. If we start search, for instance, 8 ply deep and our search goes >down to the ply 1, so ply one is root ply? I have those plys 1 and two that are >different. If you search 8 ply deep, then you start out at ply=0, depth=8. This is the root. If you make 8 moves, then ply=8, depth=0. Then you're at a leaf. You're backwards on the terminology. >>Quiesce is not important to you, as you have no inclination to do a quiescence >>search. >> >>So yes, my program basically searches all plies the same way. >> >>In the endgame, my program usually searches between 800k and 1.1M NPS. (Pentium >>III/800) > >Never reached this in my program. > >Tom, do you have some special program, that you can send to me, and that will >permit me to send back here one doubtful position in graphics. You don't need a special program from me to post a position on CCC. People do it all the time. I believe you just preceed a FEN string with "[D]". >I stroke one strange position that brought me initially to try it in few >different ways. One was by homogeneous plys search and one by usual. All the >time the same result. But my move is different from found by one leading >program. Would like to find if some bug is in my program, or just two solutions >have sense. My program say that two moves are different in almost one pawn >value. If you give me the position and the two moves in question, I can post the scores that my program returns for them. -Tom
This page took 0.01 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.