Author: Gian-Carlo Pascutto
Date: 17:31:19 01/04/00
Go up one level in this thread
On January 04, 2000 at 15:53:29, Daniel Clausen wrote:
>I can't test against other engines, since the Crafty version I use doesn't show
>the
>number of q-nodes and Hiarcs also doesn't. :(
I believe Der Bringer does, and i'll test the position with that one
someday.
>Note that the numbers above were for the initial position though. And my
>q-search only includes captures. (no checks, or other extensions in qsearch)
After 1. h3 I get over 46%. And I don't do check extensions nor anything
else either. Hmmm...
>For the position (7 plies)
> 2rr2k1/1b3ppp/pb2p3/1p2P3/1P2BPnq/P1N3P1/1B2Q2P/R4R1K/ b - -
This is from LCTII, right ?
>I get:
>#nodes=2'809'852
>#q=545'239 [19%]
I get 48.60%.
>(Of course without finding the winning move Rxc3)
>Hm.. it's more likely that I count q-nodes also different than other people
>though. :))
\begin{proud_mode}
MINE DOES ! AND CRAFTY DOESNT ON THE SAME SYSTEM !
\end{proud_mode}
Whew...that felt good ;)
>int search(int ply, int maxPly, ...)
[...]
Looks ok to me...
[...]
>but I'd rather fail-high after the 5th than not at all.
You are right. I forgot about the fact that whether your current node
fails high is dependent on the move ordering of the nodes higher up in
the tree...oops.
--
GCP
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.