Author: Robert Hyatt
Date: 20:38:53 04/29/04
Go up one level in this thread
On April 29, 2004 at 21:03:55, Dan Andersson wrote: >>More correct would be: D+1 is always better than or equal to D. > It's a safe assumption. But it is not strictly true. > One example is when evaluation gives best move at depth D and at D+1 a tactic >is available that at later depths doesn't pan out. > Another is the fact that there exist so called pathological trees that have the >property that the quality of the move is always less or equal at each deeper >ply. > >MvH Dan Andersson In demand paging, "Belady's Anomaly" shows that increasing the resident set size increases the number of page faults in the LRU page replacement strategy. Guess what strategy _all_ current O/S paging systems use? :) Exceptions are just that... exceptions. Give me an extra ply _every_ time. If it rarely bites me, I'll take the bite. Most of the time it will bite my opponent instead...
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