Dev Builds » 20200107-1047

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 08:30:27 1962151 3352 2084 61 1207 +242.74 +/- 9.72
ncm-et-4 08:26:30 1930240 3241 2061 54 1126 +251.47 +/- 10.07
ncm-et-9 08:30:15 1969691 3351 2040 58 1253 +236.23 +/- 9.51
ncm-et-10 08:28:54 1964170 3328 2073 38 1217 +247.12 +/- 9.63
ncm-et-13 08:31:12 1971909 3377 2092 57 1228 +242.24 +/- 9.62
ncm-et-15 08:31:37 1969338 3351 2107 51 1193 +248.27 +/- 9.76
20000 12457 319 7224 +244.59 +/- 3.96

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
110833 ncm-et-4 2020-01-07 19:17 00:37:56 1932024 241 151 7 83 +239.48 +/- 37.58
110832 ncm-et-10 2020-01-07 19:06 00:49:53 1967247 328 190 6 132 +220.36 +/- 29.32
110831 ncm-et-9 2020-01-07 19:02 00:53:03 1972960 351 227 5 119 +259.03 +/- 31.13
110830 ncm-et-3 2020-01-07 19:02 00:53:15 1962923 352 212 12 128 +224.04 +/- 30.16
110829 ncm-et-15 2020-01-07 19:02 00:53:50 1969094 351 232 3 116 +270.83 +/- 31.45
110828 ncm-et-13 2020-01-07 19:00 00:55:42 1970640 377 234 10 133 +237.67 +/- 29.55
110827 ncm-et-4 2020-01-07 18:00 01:16:28 1962304 500 317 6 177 +253.02 +/- 25.38
110826 ncm-et-10 2020-01-07 17:47 01:17:42 1961861 500 330 2 168 +273.0 +/- 25.95
110825 ncm-et-15 2020-01-07 17:45 01:15:13 1974205 500 316 7 177 +250.77 +/- 25.42
110824 ncm-et-3 2020-01-07 17:45 01:16:04 1959849 500 343 11 146 +277.93 +/- 28.3
110823 ncm-et-9 2020-01-07 17:45 01:16:12 1972029 500 310 6 184 +245.2 +/- 24.83
110822 ncm-et-13 2020-01-07 17:44 01:15:05 1975919 500 311 9 180 +243.0 +/- 25.24
110821 ncm-et-4 2020-01-07 16:42 01:16:21 1973898 500 315 8 177 +248.53 +/- 25.45
110820 ncm-et-10 2020-01-07 16:30 01:15:57 1960158 500 323 10 167 +255.3 +/- 26.33
110819 ncm-et-9 2020-01-07 16:29 01:15:19 1968157 500 321 10 169 +253.02 +/- 26.16
110818 ncm-et-15 2020-01-07 16:28 01:15:58 1971255 500 317 7 176 +251.89 +/- 25.5
110817 ncm-et-3 2020-01-07 16:28 01:15:53 1964764 500 297 11 192 +226.0 +/- 24.4
110816 ncm-et-13 2020-01-07 16:27 01:16:07 1970028 500 311 7 182 +245.2 +/- 25.02
110815 ncm-et-4 2020-01-07 15:23 01:18:40 1936588 500 290 16 194 +213.85 +/- 24.38
110814 ncm-et-10 2020-01-07 15:12 01:16:52 1969394 500 318 2 180 +258.75 +/- 24.97
110813 ncm-et-9 2020-01-07 15:11 01:16:03 1973429 500 304 8 188 +236.51 +/- 24.61
110812 ncm-et-3 2020-01-07 15:11 01:16:01 1960001 500 313 11 176 +243.0 +/- 25.61
110811 ncm-et-15 2020-01-07 15:11 01:16:38 1964612 500 303 7 190 +236.51 +/- 24.42
110810 ncm-et-13 2020-01-07 15:10 01:16:00 1974364 500 321 8 171 +255.3 +/- 25.94
110809 ncm-et-4 2020-01-07 14:03 01:18:21 1932598 500 331 8 161 +266.97 +/- 26.8
110808 ncm-et-10 2020-01-07 13:54 01:17:34 1961562 500 307 8 185 +239.74 +/- 24.83
110807 ncm-et-9 2020-01-07 13:53 01:17:02 1963381 500 306 7 187 +239.74 +/- 24.65
110806 ncm-et-3 2020-01-07 13:53 01:16:38 1963070 500 296 2 202 +234.38 +/- 23.36
110805 ncm-et-15 2020-01-07 13:53 01:16:39 1967395 500 305 13 182 +232.26 +/- 25.19
110804 ncm-et-13 2020-01-07 13:52 01:16:29 1970641 500 306 7 187 +239.74 +/- 24.65
110803 ncm-et-4 2020-01-07 12:39 01:23:17 1813395 500 337 6 157 +276.69 +/- 27.11
110802 ncm-et-10 2020-01-07 12:37 01:15:15 1964200 500 294 8 198 +226.0 +/- 23.89
110801 ncm-et-13 2020-01-07 12:36 01:14:33 1973585 500 309 8 183 +241.91 +/- 24.98
110800 ncm-et-15 2020-01-07 12:36 01:15:34 1970332 500 307 8 185 +239.74 +/- 24.83
110799 ncm-et-3 2020-01-07 12:36 01:16:36 1963994 500 313 8 179 +246.3 +/- 25.29
110798 ncm-et-9 2020-01-07 12:35 01:16:53 1971105 500 281 9 210 +211.87 +/- 23.12
110797 ncm-et-4 2020-01-07 11:22 01:15:27 1960874 500 320 3 177 +259.91 +/- 25.25
110796 ncm-et-10 2020-01-07 11:21 01:15:41 1964772 500 311 2 187 +250.77 +/- 24.43
110795 ncm-et-9 2020-01-07 11:19 01:15:43 1966780 500 291 13 196 +217.85 +/- 24.17
110794 ncm-et-3 2020-01-07 11:19 01:16:00 1960461 500 310 6 184 +245.2 +/- 24.83
110793 ncm-et-13 2020-01-07 11:18 01:17:16 1968186 500 300 8 192 +232.26 +/- 24.31
110792 ncm-et-15 2020-01-07 11:17 01:17:45 1968475 500 327 6 167 +264.6 +/- 26.21

Commit

Commit ID 44f79bdf5a092c3acec0a8bf8f2c1440e5a9da90
Author lantonov
Date 2020-01-07 10:47:39 UTC
Tuned nullmove search Tuning was done with Bayesian optimisation and sequential use of gaussian process regressor and gaussian process classifier. The latter is used in lieu of ordinal categorical modelling. Details will be given in Fishcooking forum topic: https://groups.google.com/forum/?fromgroups=#!topic/fishcooking/b3uhBBJcJG4 STC: LLR: 2.96 (-2.94,2.94) {-1.00,3.00} Total: 10248 W: 2361 L: 2233 D: 5654 Ptnml(0-2): 191, 1153, 2303, 1276, 194 http://tests.stockfishchess.org/tests/view/5e0ba4159d3fbe26f672d4e6 LTC: LLR: 2.94 (-2.94,2.94) {0.00,2.00} Total: 16003 W: 2648 L: 2458 D: 10897 Ptnml(0-2): 121, 1595, 4394, 1718, 153 http://tests.stockfishchess.org/tests/view/5e0bb8519d3fbe26f672d4fd Closes https://github.com/official-stockfish/Stockfish/pull/2468 Bench 4747984
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