Author: Robert Hyatt
Date: 09:33:09 12/06/00
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On December 06, 2000 at 08:49:06, David Rasmussen wrote: >To compare hashhit success, we have to agree on some way to count this. > >In a one probe scheme it is obvious how this is done. But in multiprobe schemes, >it isn't. For example, in crafty, hashprobes is incremented once for every call >to probe, but in every call, the hit counter can potentially be incremented >twice, because it probes twices. This can result in hashhit percentages like >167% in the endgame. Which is meaningless. This should be very uncommon. Because I take care to not duplicate entries if possible. There are a couple of ways around the tests, but it doesn't happen very often. I can't recall seeing a 167% unless you only do a 3 ply search after having done a 20 ply search...
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