Author: Robert Hyatt
Date: 06:02:22 06/21/02
Go up one level in this thread
On June 21, 2002 at 05:52:11, Gian-Carlo Pascutto wrote: >On June 21, 2002 at 05:47:38, Daniel Clausen wrote: > >>When Crafty (and other engines) don't have a a move from the HT and want to >>search N plies, they first make a search of N-2 (or something similar) and try >>to get a move this way. Of course the search for N-2 plies will again don't have >>a HT-move, because it's the same position. So this search will try a N-4 search >>first, and so on.. internal iterative deepening :) >> >>[Please someone correct me if I'm wrong here :)] > >Hmm, wouldn't what you descibe degenerate into nothing? > >-- >GCP No. it degenerates into a quiescence search only, then that search returns the best capture. We do a 2 ply search trying that capture first. This might return the capture as still best, or another move. We then do a 4 ply search on that move, etc...
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