Author: Uri Blass
Date: 05:34:25 08/17/03
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On August 16, 2003 at 18:34:26, Dan Andersson wrote: > Depth new >= depth old is a pretty crappy replacement scheme IMO. You risk >filling the hash with worthless nodes. And that will kill MTD(f) as it will mean >you have to do the same work repeatedly in the new null window search, and it >may harm other search implementations. I actually prefer a repalce always scheme >to that one. I think that at least for a single search always replace is worse and if I clear the hash tables between searches than Depth new >= depth old is superior. I also find other parts more interesting than the hash tables so I prefer to work on them and not on improving the use of my hash tables. Uri
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