Search found 184 matches

by Javier Ros
Sat Sep 15, 2018 9:28 am
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

I don't understand the discrepancy. Are you sure your SF9 uses 6 threads and not 1? This result would indicate 1 thread is used, but maybe I am doing something very wrong. OTOH, CCCC result, which I expected to come close to my result, because the CPU effective speed-up is about 8 compared to my 4 ...
by Javier Ros
Fri Sep 14, 2018 10:21 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Score after 58 games played Stockfish_9_x64_bmi2 - Lc01711261 : 40,0/58 25-3-30 (=1===11==111=101==10111111=0=1=======1=1=======1=1=1=1=111) 69% +139 Lc01711261 - Stockfish_9_x64_bmi2 : 18,0/58 3-25-30 (=0===00==000=010==01000000=1=0=======0=0=======0=0=0=0=000) 31% -139 Games 28-46 [Event "Lc0serve...
by Javier Ros
Fri Sep 14, 2018 9:06 pm
Forum: Computer Chess Club: General Topics
Topic: Some properties of Lc0 playing
Replies: 4
Views: 1641

Re: Some properties of Lc0 playing

1/ Check for history planes usefulness and importance AFAIK Leela uses 8 moves to fill her history planes, and the game-play is dependent on them. While people seem to have observed that in test-suites it plays a role, I wanted to check the importance of this aspect using regular 8-mover opening po...
by Javier Ros
Fri Sep 14, 2018 1:52 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Games 16-27 of the above message. [Event "Lc0server11261Stockfish9NoomenSG5mas3HT6CPU1024"] [Site "J-PC"] [Date "2018.09.14"] [Round "16"] [White "Stockfish_9_x64_bmi2"] [Black "Lc01711261"] [Result "1-0"] [BlackElo "2200"] [ECO "C57"] [Opening "Two Knights"] [Time "11:35:32"] [Variation "Traxler, C...
by Javier Ros
Fri Sep 14, 2018 1:50 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

I have done the test using the 12 AlphaZero positions, this time with tablebases support, 5 men syzygy for both engines. Lc0 version 0.17 with net 11261 on Asus Geforce GTX 1060 3 Gb, ponder Off, Hash tables 1 Gb Stockfish 9 with 6 threads on i7 4790S (4 cores, 8 threads), ponder Off, Hash tables 1 ...
by Javier Ros
Thu Sep 13, 2018 10:52 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Games 13-20 [Event "Lc0server11261Stockfish9Nunn_5mas3HT6CPU1024syzygy"] [Site "J-PC"] [Date "2018.09.13"] [Round "13"] [White "Lc01711261syzygy"] [Black "Stockfish_9_x64_syzygy"] [Result "1/2-1/2"] [BlackElo "2200"] [ECO "E15"] [Opening "Queen's Indian"] [Time "21:16:23"] [Variation "Nimzowitsch, 5...
by Javier Ros
Thu Sep 13, 2018 10:48 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

I have repeated the test using the 10 Nunn positions, this time with tablebases support, 5 men syzygy for both engines. Lc0 version 0.17 with net 11261 on Asus Geforce GTX 1060 3 Gb, ponder Off, Hash tables 1 Gb Stockfish 9 with 6 threads on i7 4790S (4 cores, 8 threads), ponder Off, Hash tables 1 G...
by Javier Ros
Thu Sep 13, 2018 1:51 pm
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Last 8 games of the test and final score: Lc01711261 - Stockfish_8_x64_bmi2 : 7,5/20 2-7-11 (===0==0010=0=01==0==) 38% Stockfish_8_x64_bmi2 - Lc01711261 : 12,5/20 7-2-11 (===1==1101=1=10==1==) 63% [Event "Lc0server11261Stockfish8Nunn_5mas3HT6CPU1024"] [Site "J-PC"] [Date "2018.09.13"] [Round "13"] [...
by Javier Ros
Thu Sep 13, 2018 11:34 am
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Using the following set of 12 positions of AlphaZero [ECO "A10"][PlyCount "1"] 1. c4 * [ECO "D06"][PlyCount "3"] 1. d4 d5 2. c4 * [ECO "A46"][PlyCount "3"] 1. d4 Nf6 2. Nf3 * [ECO "A50"][PlyCount "4"] 1. d4 Nf6 2. c4 e6 * [ECO "E61"][PlyCount "5"] 1. d4 Nf6 2. c4 g6 3. Nc3 * [ECO "C01"][PlyCount "4...
by Javier Ros
Thu Sep 13, 2018 11:32 am
Forum: Computer Chess Club: General Topics
Topic: leela is official(?) better than sf9
Replies: 81
Views: 19468

Re: leela is official(?) better than sf9

Wow, that's VERY interesting! So, you get about equal results against SF8 on 4 cores from positions used in AlphaZero paper, and +0 -9 =11 result, or some -170 Elo points from my 3-mover balanced positions? My positions are balanced and collected from GM and IM human games, so they are not some nut...