Dev Builds » 20230203-1907

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 11:14:12 1953697 3330 2888 2 440 +458.45 +/- 16.24
ncm-et-4 11:14:39 1959047 3351 2882 3 466 +448.22 +/- 15.78
ncm-et-9 11:14:41 1960323 3354 2912 7 435 +457.7 +/- 16.35
ncm-et-10 11:14:38 1942379 3287 2871 3 413 +466.81 +/- 16.77
ncm-et-13 11:14:45 1954832 3343 2842 9 492 +433.25 +/- 15.37
ncm-et-15 11:14:24 1952034 3335 2867 3 465 +447.72 +/- 15.79
20000 17262 27 2711 +451.7 +/- 6.53

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
164904 ncm-et-10 2023-02-05 19:17 00:59:30 1937047 287 256 0 31 +497.36 +/- 63.33
164903 ncm-et-15 2023-02-05 19:10 01:06:21 1961560 335 280 0 55 +419.4 +/- 46.57
164902 ncm-et-3 2023-02-05 19:09 01:06:50 1955415 330 282 0 48 +442.2 +/- 50.07
164901 ncm-et-13 2023-02-05 19:09 01:07:56 1960480 343 290 1 52 +427.33 +/- 48.11
164900 ncm-et-4 2023-02-05 19:06 01:10:52 1953594 351 302 1 48 +446.11 +/- 50.21
164899 ncm-et-9 2023-02-05 19:04 01:12:35 1947837 354 311 0 43 +475.73 +/- 53.15
164898 ncm-et-10 2023-02-05 17:34 01:41:52 1949358 500 420 1 79 +421.93 +/- 38.73
164897 ncm-et-3 2023-02-05 17:27 01:41:35 1958401 500 434 0 66 +460.32 +/- 42.48
164896 ncm-et-13 2023-02-05 17:27 01:40:49 1957010 500 430 0 70 +449.35 +/- 41.19
164895 ncm-et-15 2023-02-05 17:27 01:42:12 1957908 500 431 0 69 +452.04 +/- 41.5
164894 ncm-et-4 2023-02-05 17:24 01:41:00 1957497 500 423 0 77 +431.48 +/- 39.18
164893 ncm-et-9 2023-02-05 17:21 01:41:56 1958332 500 434 0 66 +460.32 +/- 42.48
164892 ncm-et-10 2023-02-05 15:51 01:42:59 1943595 500 437 0 63 +468.95 +/- 43.54
164891 ncm-et-3 2023-02-05 15:45 01:41:03 1956343 500 434 0 66 +460.32 +/- 42.48
164890 ncm-et-15 2023-02-05 15:45 01:41:20 1956955 500 426 0 74 +438.95 +/- 40.01
164889 ncm-et-13 2023-02-05 15:44 01:42:02 1940775 500 419 2 79 +417.32 +/- 38.77
164888 ncm-et-4 2023-02-05 15:42 01:41:30 1956210 500 418 0 82 +419.61 +/- 37.91
164887 ncm-et-9 2023-02-05 15:41 01:39:26 1976404 500 430 1 69 +446.7 +/- 41.57
164886 ncm-et-10 2023-02-05 14:08 01:41:48 1946003 500 441 0 59 +481.09 +/- 45.07
164885 ncm-et-3 2023-02-05 14:04 01:40:59 1952081 500 441 1 58 +477.99 +/- 45.54
164884 ncm-et-15 2023-02-05 14:03 01:41:26 1920603 500 447 0 53 +500.82 +/- 47.69
164883 ncm-et-13 2023-02-05 14:03 01:40:52 1951474 500 447 0 53 +500.82 +/- 47.69
164882 ncm-et-4 2023-02-05 14:03 01:38:32 1976228 500 428 0 72 +444.08 +/- 40.59
164881 ncm-et-9 2023-02-05 14:00 01:40:24 1962815 500 444 3 53 +481.1 +/- 47.7
164880 ncm-et-10 2023-02-05 12:25 01:43:08 1939561 500 434 1 65 +457.52 +/- 42.89
164879 ncm-et-15 2023-02-05 12:22 01:40:24 1960027 500 434 2 64 +454.76 +/- 43.27
164878 ncm-et-3 2023-02-05 12:22 01:41:36 1948378 500 443 0 57 +487.45 +/- 45.89
164877 ncm-et-13 2023-02-05 12:21 01:41:40 1957876 500 420 2 78 +419.61 +/- 39.03
164876 ncm-et-4 2023-02-05 12:20 01:41:44 1956687 500 445 0 55 +494.02 +/- 46.77
164875 ncm-et-9 2023-02-05 12:18 01:41:11 1958173 500 430 0 70 +449.35 +/- 41.19
164874 ncm-et-10 2023-02-05 10:41 01:42:24 1936265 500 438 0 62 +471.92 +/- 43.9
164873 ncm-et-15 2023-02-05 10:40 01:41:11 1954805 500 424 1 75 +431.48 +/- 39.8
164872 ncm-et-3 2023-02-05 10:40 01:40:52 1958321 500 430 1 69 +446.7 +/- 41.57
164871 ncm-et-9 2023-02-05 10:39 01:39:10 1964034 500 426 3 71 +431.48 +/- 41.0
164870 ncm-et-13 2023-02-05 10:38 01:41:47 1955597 500 417 0 83 +417.31 +/- 37.67
164869 ncm-et-4 2023-02-05 10:37 01:42:35 1947412 500 434 2 64 +454.76 +/- 43.27
164868 ncm-et-3 2023-02-05 08:58 01:41:17 1946944 500 424 0 76 +433.94 +/- 39.45
164867 ncm-et-15 2023-02-05 08:58 01:41:30 1952382 500 425 0 75 +436.43 +/- 39.73
164866 ncm-et-4 2023-02-05 08:58 01:38:26 1965702 500 432 0 68 +454.76 +/- 41.82
164865 ncm-et-13 2023-02-05 08:58 01:39:39 1960615 500 419 4 77 +412.8 +/- 39.31
164864 ncm-et-10 2023-02-05 08:58 01:42:57 1944829 500 445 1 54 +490.71 +/- 47.28
164863 ncm-et-9 2023-02-05 08:58 01:39:59 1954666 500 437 0 63 +468.95 +/- 43.54

Commit

Commit ID 5a30b087c3a3c4435e680e6c61082d5432fa0ace
Author MinetaS
Date 2023-02-03 19:07:56 UTC
Expand statistics tools for engine development This patch adds more debugging slots up to 32 per type and provide tools to calculate standard deviation and Pearson's correlation coefficient. However, due to slot being 0 at default, dbg_hit_on(c, b) has to be removed. Initial idea from snicolet/Stockfish@d8ab604 closes https://github.com/official-stockfish/Stockfish/pull/4354 No functional change
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