Author: Tony Werten
Date: 00:05:28 10/10/02
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On October 09, 2002 at 23:06:48, Robert Hyatt wrote: > > >I had to stop the experiment sooner than I wanted, but I did find some >interesting things out. > >1. at _very_ fast time controls (40 moves in 1 minute) null-move completely >destroys non-null-move >by a ridiculous margin. (this ended something like 60 wins, 5 losses, 8 draws) > >2. At longer time controls (40 moves in 10 minutes) non-null-move catches up >somewhat. It still loses >far more than it wins, but not _nearly_ so bad as test 1. (this was closer, but >with fewer games played) > >3. At 40 moves in 60 minutes, things close up even closer as the data I >previously posted shows. The >margin ended up at 13.0 / 22.0 in favor of null-move. (null won 8, lost 4, >drew 10) > >4. I wonder what would happen at longer time controls. Note that these were >run on 550mhz processors, going to cpus 4x faster might close the gap even >farther... > >food for thought... > >I don't know what 13/22 turns into, rating wise, 18/24 would be +200, so this >is significantly less than >+200 overall. Can't say I'm suprised. If nullmove gives 2 ply (wich is what is generally accepted ) then you're basicly doing (n vs n+2) matches wich get less unequal with bigger n. Tony
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