Author: Daniel Clausen
Date: 02:52:33 01/23/03
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On January 23, 2003 at 05:36:12, Uri Blass wrote: >On January 23, 2003 at 03:57:45, Peter McKenzie wrote: > >>Sounds like you are doing history heuristic. A couple of points (which you >>might know already): >> >>1) Make sure you have a separate history table for each colour. > >I have only one history table. >Is it important to have seperate history table for each color? > >Usually when from->to is often legal for white it is not often legal for black. > >I may also get rid of the history table in the future and I guess that there are >better alternatives for order of moves. > >I read that some programmers (like Tony Worten) found that getting rid of >history tables made their program stronger so I guess that they have other rules >to decide about order of moves that are simply better. Maybe the effect of history tables are similar to the effect of PSQ-values in evaluation: they help a great deal as long as you don't have anything else. But once your evaluation has many other terms, PSQ-values become less important. Sargon
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