Search found 4508 matches

by lkaufman
Thu Apr 22, 2021 5:04 pm
Forum: Computer Chess Club: General Topics
Topic: UCI_Elo 1500 engines and FIDE Elo
Replies: 26
Views: 867

Re: UCI_Elo 1500 engines and FIDE Elo

Maia Lichess 1546 has a blitz Lichess rating of around 1546 . This engine is run with maia-1100.pb.gz net at node 1 on a gauntlet test below. The formula to get FIDE Elo from Lichess Blitz Elo is, FIDE rating = 65 + [0.87 x Lichess Blitz Rating] based from the regression in 2019 . Maia FIDE Elo = 6...
by lkaufman
Thu Apr 22, 2021 4:56 pm
Forum: Computer Chess Club: General Topics
Topic: Hardest chess variant for human
Replies: 15
Views: 552

Re: Hardest chess variant for human

Which chess variants do humans find hardest, leading to mate against humans in less moves than regular chess? Are there any variants where humans including grand masters make frequent tactical blunders, as the calculations are far too complex for a human, but simple for the computer. https://www.yo...
by lkaufman
Thu Apr 22, 2021 4:41 pm
Forum: Computer Chess Club: Tournaments and Matches
Topic: CEGT-40/4: actual tests
Replies: 3
Views: 460

Re: CEGT-40/4: actual tests

Fire 8.1: https://cegt.forumieren.com/t1486-testing-fire-8-1 Dragon 1.0 MCTS Linux: https://cegt.forumieren.com/t1487-komodo-dragon-1-0-mcts-linux-for-comparison#2895 Am I correct in saying that the processor used for the Dragon test was too old for the AVX2 version? If so that would explain why th...
by lkaufman
Thu Apr 22, 2021 4:04 am
Forum: Computer Chess Club: General Topics
Topic: Hardest chess variant for human
Replies: 15
Views: 552

Re: Hardest chess variant for human

Fourth dimensional Go, played on a tesseract. Hard to do in ordinary 3-space, but computers can always expand the inner dimension to enable one more. Go is not a "chess variant". Well, a springer is not a chess man. And an Archbishop does not move like any particular chess piece. It is a strategy g...
by lkaufman
Thu Apr 22, 2021 2:33 am
Forum: Computer Chess Club: General Topics
Topic: Hardest chess variant for human
Replies: 15
Views: 552

Re: Hardest chess variant for human

Dann Corbit wrote:
Wed Apr 21, 2021 10:52 pm
Fourth dimensional Go, played on a tesseract.
Hard to do in ordinary 3-space, but computers can always expand the inner dimension to enable one more.
Go is not a "chess variant".
by lkaufman
Wed Apr 21, 2021 3:44 pm
Forum: Computer Chess Club: General Topics
Topic: Hardest chess variant for human
Replies: 15
Views: 552

Re: Hardest chess variant for human

Which chess variants do humans find hardest, leading to mate against humans in less moves than regular chess? Are there any variants where humans including grand masters make frequent tactical blunders, as the calculations are far too complex for a human, but simple for the computer. https://www.yo...
by lkaufman
Wed Apr 21, 2021 4:24 am
Forum: Computer Chess Club: General Topics
Topic: UCI_Elo 1500 engines and FIDE Elo
Replies: 26
Views: 867

Re: UCI_Elo 1500 engines and FIDE Elo

Maia Lichess 1546 has a blitz Lichess rating of around 1546 . This engine is run with maia-1100.pb.gz net at node 1 on a gauntlet test below. The formula to get FIDE Elo from Lichess Blitz Elo is, FIDE rating = 65 + [0.87 x Lichess Blitz Rating] based from the regression in 2019 . Maia FIDE Elo = 6...
by lkaufman
Wed Apr 21, 2021 2:32 am
Forum: Computer Chess Club: General Topics
Topic: Great Queen Sac by GM Lasker against George Thomas?
Replies: 10
Views: 745

Re: Great Queen Sac by GM Lasker against George Thomas?

GM Kaufman, As a child long ago, this was one of my favorite games. I enjoyed Lasker’s “Chess for Fun and Chess for Blood” too. And I remember my wonder at the marvelous endgame against another Lasker at the great NY tournament in 1924. What were your impressions of Edward Lasker, if I may ask? Tha...
by lkaufman
Wed Apr 21, 2021 2:27 am
Forum: Computer Chess Club: General Topics
Topic: Hardest chess variant for human
Replies: 15
Views: 552

Re: Hardest chess variant for human

Which chess variants do humans find hardest, leading to mate against humans in less moves than regular chess? Are there any variants where humans including grand masters make frequent tactical blunders, as the calculations are far too complex for a human, but simple for the computer. https://www.yo...
by lkaufman
Sun Apr 18, 2021 4:50 pm
Forum: Computer Chess Club: General Topics
Topic: Great Queen Sac by GM Lasker against George Thomas?
Replies: 10
Views: 745

Re: Great Queen Sac by GM Lasker against George Thomas?

[Event "Casual game"] [Site "London ENG"] [Date "1912.10.29"] [Result "1-0"] [White "Edward Lasker"] [Black "George Alan Thomas"] [ECO "A40"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "35"] 1. d4 e6 2. Nf3 f5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e4 fxe4 7. Nxe4 b6 8. Ne5 O-O 9. Bd3 Bb7 10. Qh5 Qe7 1...