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Increase null reduction at high depths
authorMarco Costalba <mcostalba@gmail.com>
Thu, 31 Dec 2009 10:54:26 +0000 (11:54 +0100)
committerMarco Costalba <mcostalba@gmail.com>
Tue, 5 Jan 2010 07:09:09 +0000 (08:09 +0100)
commit860260c3b1c8da9906fddd2385fe127c6f5d10f1
tree50a137889d8aa0581e6b1e930e53d9b5be9b06e6tree | snapshot
parentd11af1de11aa1b93e970f96105516e7c9b342fa4commit | diff
Increase null reduction at high depths

Linear rule, less aggressive then Dann's one.

It seems it scales well with depth. We will need to
verify against weaker engine if it keeps the score.

After 999 games at 1+0 on my Dual Core
Mod vs Orig +232 =534 -207  +9 ELO

After 1000 games by Martin Thoresen on his QUAD at 1+0
Mod vs Orig 521/479 52.10%

Functionality Signature: 17655312

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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