Author: Uri Blass
Date: 05:56:25 09/18/03
Go up one level in this thread
On September 18, 2003 at 08:35:14, Vincent Diepeveen wrote: >On September 18, 2003 at 08:30:49, Tony Werten wrote: > >>On September 18, 2003 at 08:11:49, Vincent Diepeveen wrote: >> >>>On September 18, 2003 at 07:36:25, Tony Werten wrote: >>> >>>>On September 18, 2003 at 06:30:27, macaroni wrote: >>>> >>>>>thats an example position it got to, it gives about a -0.1 for that position, >>>>>when clearly it is hopeless, the pawns broken up, and very bad pieces. >>>> >>>>The position doesn't seem to be lost ( for a computer that is ) >>>> >>>>After 30 min XiniX still gives only -1 ( what it also gave after 1 sec.) >>>> >>>>Tony >>> >>>make that -10 >> >>That looks like a better score, or at least -3 or something. Problem is that >>XiniX doesn't see black getting through, so special eval code is activated wich >>pulls the score closer to a draw. >> >>Tony > >What you mean to say is that your thing is missing a shitload of positional >evaluation that shows a score closer to 3 than to 1. > >Score 1.0 is something even fritz might show based upon having isolated pawns + >doubled pawn and a strong knight at e5. shredder7.04 does not show clearly higher score and shredder score are usually higher than other program scores. only +1.60 at depth 15,+1.35 at depth 16 New game [D]2r5/1b2k1p1/p2pp2p/4n3/1pP1P3/8/P1PNB1PP/2K2R2 b - - 0 1 Analysis by Shredder 7.04: 1...a5 -+ (-2.55) Depth: 1/1 00:00:00 1...a5 -+ (-2.55) Depth: 1/1 00:00:00 1...a5 2.g3 -+ (-2.67) Depth: 2/4 00:00:00 1...a5 2.g3 Kd7 -+ (-2.52) Depth: 3/6 00:00:00 1...a5 2.Kb2 g5 3.g3 -+ (-2.56) Depth: 4/10 00:00:00 1...a5 2.Kb2 g5 3.c3 Nf3 -+ (-2.31) Depth: 5/12 00:00:00 1...a5 2.Kb2 Ba6 3.Rf3 Nxf3 4.gxf3 -+ (-2.39) Depth: 5/13 00:00:00 1...a5 2.Kb2 Ba6 3.a3 Nxc4+ 4.Nxc4 Bxc4 5.Bxc4 Rxc4 6.axb4 Rxb4+ 7.Kc3 -+ (-2.37) Depth: 6/13 00:00:00 13kN 1...a5 2.Kb2 Ba6 3.a3 Nxc4+ 4.Nxc4 Bxc4 5.Bxc4 Rxc4 6.axb4 Rxb4+ 7.Kc3 -+ (-2.23) Depth: 7/15 00:00:00 33kN 1...a5 2.Kb2 Ba6 3.Kb3 Nd7 4.Ka4 Rc5 5.a3 -+ (-2.05) Depth: 8/18 00:00:00 123kN 1...a5 2.Kb2 Ba6 3.Kb3 Nd7 4.c3 Kd8 -+ (-1.80) Depth: 9/20 00:00:01 309kN 1...a5 2.Kb2 Nd7 3.c3 Nc5 4.cxb4 axb4 5.Bh5 Nxe4 6.Rf7+ Kd8 7.Rxb7 Nxd2 8.Rxb4 Nxc4+ 9.Kc3 -+ (-1.47) Depth: 9/22 00:00:02 389kN 1...Rc5 2.Kb2 Ra5 3.Kb3 -+ (-1.48) Depth: 9/22 00:00:02 481kN 1...Rc5 2.Kb2 Ra5 3.Rc1 Ra4 4.c3 a5 5.Rb1 g5 6.cxb4 Rxb4+ 7.Kc2 Rxb1 -+ (-1.55) Depth: 9/22 00:00:02 533kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 -+ (-1.56) Depth: 9/22 00:00:03 634kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 -+ (-1.72) Depth: 9/22 00:00:03 689kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 5.e5 dxe5 6.Nf3 -+ (-1.69) Depth: 10/22 00:00:05 1011kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rc7 4.Bg6 Kd8 5.Rf4 Kd7 6.a3 a5 7.axb4 -+ (-1.65) Depth: 11/25 00:00:09 1810kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rc7 4.Rf7+ Kd8 5.Rf4 Kd7 6.Bd1 g5 7.c3 -+ (-1.67) Depth: 12/29 00:00:18 3752kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rc7 4.Rf7+ Kd8 5.Rf8+ Kd7 6.Rg8 Kc6 7.Bg6 -+ (-1.62) Depth: 13/29 00:00:32 6849kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 5.Bf3 e5 6.a3 bxa3+ 7.Kxa3 a5 8.g4 Ke7 -+ (-1.66) Depth: 14/29 00:01:05 13548kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 5.Bf3 e5 6.a3 bxa3+ 7.Kxa3 a5 8.h4 Ke7 -+ (-1.60) Depth: 15/29 00:01:55 23749kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 5.Bf3 e5 6.c3 Na4+ 7.Kc2 Nxc3 8.Kb3 g6 µ (-1.35) Depth: 16/32 00:03:18 40523kN 1...Nd7 2.Kb2 Nc5 3.Bh5 Rf8 4.Rxf8 Kxf8 5.Bf3 Ke8 6.e5 Bxf3 7.Nxf3 Ke7 8.exd6+ µ (-1.35) Depth: 16/32 00:03:39 44527kN (Blass, Tel-Aviv 18.09.2003) Uri
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