Author: Albert Silver
Date: 06:40:57 12/08/05
Go up one level in this thread
On December 08, 2005 at 05:39:08, Vasik Rajlich wrote: >Hello, > >I appreciate the great feedback from the testers. Rybka played over 5,000 games >in my testing, but under very limited conditions, and many new things have >popped up after the Beta release. Here is a list of major known problems with >comments: > >10) Endgame knowledge - this is for Rybka 2.0. It should not be hard in >principle, in fact I expect it to be easier than middlegame knowledge. There >just wasn't time. I do apologize to the endgame lovers out there :) Sounds good, and I'll be in the list of first buyers. As to endgame knowledge, here's where I'd start (from the recently posted match): [D]8/8/5k2/5P2/8/4K3/8/8 w - - 0 63 Analysis by Rybka 1.0 Beta 32-bit: 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 3 00:00:00 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 9 00:00:00 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 9 00:00:00 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 9 00:00:00 8kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 9 00:00:00 8kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 ± (1.34) Depth: 9 00:00:00 8kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 +- (1.51) Depth: 9 00:00:00 9kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 +- (1.70) Depth: 10 00:00:00 11kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 67.Kf5 +- (1.50) Depth: 11 00:00:00 19kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 67.Kf5 Kf8 +- (1.58) Depth: 12 00:00:00 23kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 67.Kf5 Kf8 +- (1.51) Depth: 13 00:00:00 29kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 67.Kf5 Kf8 +- (1.70) Depth: 14 00:00:01 36kN 63.Ke4 Kf7 64.Ke5 Ke7 65.f6+ Kf8 66.Kf4 Kf7 67.Kf5 Kf8 +- (1.41) Depth: 15 00:00:01 62kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg4 Kf6 +- (1.51) Depth: 16 00:00:01 261kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.41) Depth: 17 00:00:02 271kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.41) Depth: 18 00:00:02 278kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.41) Depth: 19 00:00:03 286kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.41) Depth: 20 00:00:03 300kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.51) Depth: 21 00:00:03 444kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.58) Depth: 22 00:00:04 490kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 ± (1.40) Depth: 23 00:00:04 810kN 63.Ke4 Kf7 64.Kf4 Kf6 65.Kg4 Ke7 66.Kf3 Kf7 67.Kg3 Kf6 +- (1.58) Depth: 24 00:00:04 1115kN (Silver, Private 08.12.2005) >11) NPS - please don't worry about this number. Rybka uses the same CPU cycles >as everyone else. Search is a very weird and complicated thing, every engine is >searching 99.9% nonsense anyway. > >Again, I appreciate all of the great feedback and look forward to being ready >with a stable 1.0 in a few days. > >Best regards, >Vas
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