Author: Robert Hyatt
Date: 13:44:18 09/19/04
Go up one level in this thread
On September 19, 2004 at 13:23:32, Michael Henderson wrote: >I'm confused about the definition of this stat. Does one count null moves and >hash hits in this? My fh numbers vary dramatically based on what is counted. >Thanks. > >Michael No. After you generate moves (which is after the null-move search, hash probe, repetition check, etc) you watch for when you fail high at this ply. For every fail high, increment a counter total_fail_highs, if you are searching the first move at this ply, increment another counter fail_highs_on_first. When the search terminates and you print statistics, print fail_highs_on_first * 100 / total_fail_highs. 90+ is a good number for most cases...
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