Author: Paul
Date: 00:51:47 05/06/01
Go up one level in this thread
On May 06, 2001 at 02:28:14, Uri Blass wrote: >I gave Deep Fritz to analyze similiar number of nodes to Deeper blue and Deep >Fritz seems to be clearly better in tactics. > >Deep Fritz needs only 191728 knodes to see the line Rf5+ Ke3 >It means only 1 second if I asuume 200,000,000 nodes per second. > >I believe that Rf5+ failed low at depth 17 for Deeper blue for the reason Ke3. >The pv of deeper blue at smaller depthes is Rf5+ Ke2 > >Deep Fritz probably does better extensions than Deeper blue because Deep Fritz >see big fail low at depth 16. > >Deep fritz also can see another fail low for Rg8 at depth 22 when deeper blue >could get only depth 17 after similiar number of nodes. > >I do not believe that you lose more than 2-3 plies from null move pruning(my >test suggest that you do not lose even 1 ply at small depthes so I guess that >Deep Fritz can search deeper because it is a better software. > > >kasparov - Deeper blue >4r3/8/2p2PPk/1p1r4/pP2p1R1/P1B5/2P2K2/8 b - - 0 1 > >Analysis by Deep Fritz: <snip> I remember from the time this match was played that this was due to some bug which was subsequently corrected, so there's not much sense in discussing this position. Any other will do, but not this one. Even my program finds Rf5+ in seconds. Groetjes, Paul
This page took 0.01 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.