Author: chandler yergin
Date: 18:30:32 10/18/05
Go up one level in this thread
On October 18, 2005 at 21:16:36, chandler yergin wrote: >On October 18, 2005 at 18:50:19, Dann Corbit wrote: > >>On October 18, 2005 at 18:30:21, chandler yergin wrote: >> >>>On October 18, 2005 at 17:47:51, Uri Blass wrote: >>> >>>>On October 18, 2005 at 17:12:05, Robert Hollay wrote: >>>> >>>>> I apologize if this question sounds odd. >>>>> But if it's true that chess game has a SOLUTION - the perfect chess game - >>>>>then it should be logical that the top chess engines tends to that perfection. >>>>>In other words, they will more and more often find THE BEST move in any >>>>>position. >>>> >>>>There is often more than one best move. > >I said it sounds like one ;) (lighten up) > >>> >>>Sounds like an Oxymoron to me.. >> >>[D]3b1qk1/r5rR/6Q1/pppPp1p1/4P1N1/1PP3P1/1P3PK1/7R w - - acd 4; acn 2; acs 0; bm >>Nh6# Rh8#; ce 32766; dm 1; id "C.A.P. 811930"; pv Nh6#; > >New game, >[D]3b1qk1/r5rR/6Q1/pppPp1p1/4P1N1/1PP3P1/1P3PK1/7R w - - 0 1 > >Analysis by Shredder 8: > >1. +- (#1): 1.Rh8# >2. +- (#1): 1.Nh6# >3. +- (#2): 1.Nf6+ Qxf6 2.Rh8# > >Weapon of chioce > >(, 18.10.2005) > >> >>>>> If so, then their playing styles become more and more monotonous and are >>>>>gradually moving to a uniformity. >>>> >>>>No because there is often more than one best move. >>> >>>Another oxymoron >> >>See above. It is not uncommon at all. >>These are from the 1924 NY Chess Club match. See also: >>[D]8/8/8/8/1K3k2/1p4r1/1N6/8 b New game, [D]8/8/8/8/1K3k2/1p4r1/1N6/8 b - - 0 1 Analysis by Shredder 8: 1. = (0.00): 1...Ke4 2. = (0.00): 1...Ke3 3. = (0.00): 1...Ke5 4. = (0.00): 1...Kf3 5. = (0.00): 1...Kf5 6. = (0.00): 1...Kg4 7. = (0.00): 1...Kg5 8. = (0.00): 1...Rf3 9. = (0.00): 1...Re3 10. = (0.00): 1...Rd3 11. = (0.00): 1...Rc3 12. = (0.00): 1...Rg2 13. = (0.00): 1...Rg1 14. = (0.00): 1...Rh3 15. = (0.00): 1...Rg4 16. = (0.00): 1...Rg5 17. = (0.00): 1...Rg6 18. = (0.00): 1...Rg7 19. = (0.00): 1...Rg8 (, 18.10.2005) - - acd 19; ce 401; pv Ke4 Kc4 Re3 Na4 Kf4 Nb2 >>Rf3 Na4 Ke5 Nb2 Ke4 Na4 Kf4 Nb2 Re3 Kd5 Rc3 Kd6 Rf3; pm Ke4; bm Ke4; id >>"ECE3.0447"; >>[D]3b1q1k/r4r1p/7R/pppPpQp1/4P1N1/1PP3P1/1P3PK1/7R w New game, 3b1q1k/r4r1p/7R/pppPpQp1/4P1N1/1PP3P1/1P3PK1/7R w - - 0 1 Analysis by Shredder 8: 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 1.Rxh7+ Kg8 2.Rh8+ +- (#3) Depth: 5/5 00:00:00 (, 18.10.2005) - - acd 4; acn 740; acs 0; >>bm Rxh7+; ce 32762; dm 3; id "C.A.P. 811926"; pv Rxh7+ Kg8 Rh8+ Kg7 R1h7#; >>[D]1k6/1P6/K7/8/P7/2P5/8/8 w - - acd 9; acn 1034866; acs 25; bm a5 c4; ce 32748; >>dm 10; id "C.A.P. 805301"; pv c4 Kc7 Ka7 Kd7 c5 Ke7 c6 Kf7 c7 Kg7 c8=Q Kf7 Qd7+ >>Kf6 b8=Q Kg6 Qg8+ Kh6 Qdh7#; >> >>>>> Weak engines have very different styles, often very aggressive, so they are >>>>>great for weak players to play against. But newer - and stronger - versions of >>>>>these same engines are playing in a much more cautious style (see Golem). >>>>>Similarly, strong engines have "personalities" to make their playing style more >>>>>interesting, but the default personality is usually the strongest. >>>> >>>>No >>>> >>>>The default version is usually not the strongest because programmers cannot tune >>>>every parameter to be the best because they may need thousands of games for >>>>that. >>>> >>>>The pawn value in the default personality may be 100 >>>>It is possible to increase the default value to 101 or to reduce it to 99 >>>> >>>>In most cases one of this options is going to be at least 0.1 elo stronger than >>>>the default personality because programmers have not enough time to play more >>>>than 1,000,000 of games to detect difference of 0.1 elo. >>>> >>>>Same for other default values. >>>> >>>>Uri
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.