Dev Builds » 20140101-1158

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 05:57:05 1991857 2388 133 1096 1159 -148.54 +/- 9.88
ncm-et-4 05:56:48 1980869 2394 133 1101 1160 -148.99 +/- 9.87
ncm-et-5 01:46:23 2022793 712 34 328 350 -152.57 +/- 17.91
ncm-et-6 01:46:26 2025655 718 42 350 326 -159.35 +/- 18.77
ncm-et-7 01:46:31 2019167 720 31 317 372 -146.04 +/- 17.21
ncm-et-8 01:46:26 1985019 709 38 297 374 -133.07 +/- 17.2
ncm-et-9 05:56:41 1988244 2397 115 1107 1175 -152.96 +/- 9.77
ncm-et-10 05:56:51 1982454 2386 131 1054 1201 -141.78 +/- 9.66
ncm-et-11 01:46:22 2006277 697 40 317 340 -146.12 +/- 18.26
ncm-et-12 01:46:15 2008965 704 45 322 337 -144.5 +/- 18.41
ncm-et-13 05:56:47 1988125 2369 133 1095 1141 -149.71 +/- 9.96
ncm-et-14 01:46:15 2019453 696 43 300 353 -134.65 +/- 17.87
ncm-et-15 05:56:48 1985256 2381 125 1059 1197 -144.01 +/- 9.67
ncm-et-16 01:46:35 2002889 729 39 326 364 -144.59 +/- 17.57
20000 1082 9069 9849 -146.92 +/- 3.38

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
96964 ncm-et-15 2019-09-21 19:10 00:23:18 1968943 156 5 82 69 -187.89 +/- 40.72
96963 ncm-et-4 2019-09-21 19:09 00:24:08 1977649 164 6 82 76 -174.29 +/- 38.68
96962 ncm-et-3 2019-09-21 19:09 00:24:17 1984576 164 7 83 74 -174.29 +/- 39.41
96961 ncm-et-13 2019-09-21 19:08 00:25:04 1937979 159 10 56 93 -103.47 +/- 34.06
96960 ncm-et-10 2019-09-21 19:08 00:25:27 1969860 168 9 80 79 -156.65 +/- 38.14
96959 ncm-et-9 2019-09-21 19:06 00:27:42 1972184 189 9 86 94 -150.27 +/- 34.63
96958 ncm-et-4 2019-09-21 17:53 01:15:09 1978409 500 20 244 236 -167.53 +/- 21.84
96957 ncm-et-3 2019-09-21 17:52 01:15:37 1966932 500 27 232 241 -151.35 +/- 21.7
96956 ncm-et-10 2019-09-21 17:52 01:14:50 1963696 500 31 224 245 -141.44 +/- 21.54
96955 ncm-et-15 2019-09-21 17:51 01:17:36 1973582 500 22 213 265 -139.81 +/- 20.33
96954 ncm-et-13 2019-09-21 17:51 01:16:20 1974048 500 21 229 250 -153.86 +/- 21.1
96953 ncm-et-9 2019-09-21 17:50 01:14:05 1972244 500 29 221 250 -140.62 +/- 21.25
96952 ncm-et-4 2019-09-21 16:38 01:13:46 1969400 500 31 227 242 -143.89 +/- 21.7
96951 ncm-et-15 2019-09-21 16:36 01:13:43 1970948 500 26 205 269 -130.15 +/- 20.21
96950 ncm-et-10 2019-09-21 16:36 01:14:38 1962310 500 28 228 244 -147.19 +/- 21.55
96949 ncm-et-3 2019-09-21 16:36 01:15:25 1971273 500 33 221 246 -137.37 +/- 21.51
96948 ncm-et-9 2019-09-21 16:35 01:14:38 1963533 500 22 237 241 -159.78 +/- 21.61
96947 ncm-et-13 2019-09-21 16:34 01:14:58 1979729 500 31 253 216 -165.8 +/- 23.15
96946 ncm-et-9 2019-09-21 15:20 01:13:47 1969709 500 21 237 242 -160.64 +/- 21.53
96945 ncm-et-10 2019-09-21 15:20 01:15:27 1961087 500 22 200 278 -129.35 +/- 19.67
96944 ncm-et-4 2019-09-21 15:20 01:17:23 1923129 500 27 226 247 -146.36 +/- 21.37
96943 ncm-et-3 2019-09-21 15:20 01:15:13 1976076 500 34 216 250 -132.54 +/- 21.32
96942 ncm-et-15 2019-09-21 15:20 01:15:49 1963381 500 32 233 235 -148.02 +/- 22.09
96941 ncm-et-13 2019-09-21 15:20 01:13:53 1985031 500 30 232 238 -148.85 +/- 21.9
28116 ncm-et-14 2018-05-09 19:59 00:29:25 2018071 196 11 101 84 -172.42 +/- 37.24
28115 ncm-et-11 2018-05-09 19:58 00:29:56 2018072 197 5 93 99 -166.97 +/- 33.24
28114 ncm-et-8 2018-05-09 19:57 00:30:49 2020838 209 16 68 125 -88.3 +/- 29.36
28113 ncm-et-12 2018-05-09 19:57 00:31:02 2020511 204 13 91 100 -139.95 +/- 33.82
28112 ncm-et-5 2018-05-09 19:57 00:31:09 2022629 212 9 110 93 -180.09 +/- 35.18
28111 ncm-et-13 2018-05-09 19:57 00:31:28 2025408 210 11 101 98 -159.18 +/- 34.21
28110 ncm-et-7 2018-05-09 19:56 00:31:58 2017785 220 8 97 115 -149.07 +/- 30.86
28109 ncm-et-9 2018-05-09 19:56 00:31:59 2025244 208 12 88 108 -133.1 +/- 32.24
28108 ncm-et-10 2018-05-09 19:56 00:32:09 2016772 218 12 85 121 -121.01 +/- 30.07
28107 ncm-et-6 2018-05-09 19:56 00:32:16 2023772 218 17 106 95 -150.62 +/- 35.07
28106 ncm-et-15 2018-05-09 19:55 00:32:27 2016124 225 10 99 116 -145.36 +/- 30.94
28105 ncm-et-3 2018-05-09 19:55 00:32:54 2026882 224 13 100 111 -142.42 +/- 31.99
28104 ncm-et-16 2018-05-09 19:54 00:33:50 1985431 229 8 104 117 -155.21 +/- 30.68
28103 ncm-et-4 2018-05-09 19:54 00:34:27 2011544 230 16 110 104 -150.8 +/- 33.42
28102 ncm-et-14 2018-05-09 18:41 01:16:50 2020836 500 32 199 269 -120.67 +/- 20.32
28101 ncm-et-8 2018-05-09 18:41 01:15:37 1949201 500 22 229 249 -153.02 +/- 21.17
28100 ncm-et-11 2018-05-09 18:41 01:16:26 1994483 500 35 224 241 -138.18 +/- 21.8
28099 ncm-et-12 2018-05-09 18:41 01:15:13 1997420 500 32 231 237 -146.36 +/- 21.98
28098 ncm-et-4 2018-05-09 18:41 01:11:55 2025083 500 33 212 255 -130.15 +/- 21.05
28097 ncm-et-10 2018-05-09 18:41 01:14:20 2020999 500 29 237 234 -153.86 +/- 22.11
28096 ncm-et-3 2018-05-09 18:41 01:13:39 2025408 500 19 244 237 -168.4 +/- 21.76
28095 ncm-et-5 2018-05-09 18:40 01:15:14 2022957 500 25 218 257 -141.44 +/- 20.81
28094 ncm-et-6 2018-05-09 18:40 01:14:10 2027539 500 25 244 231 -163.21 +/- 22.22
28093 ncm-et-13 2018-05-09 18:40 01:15:04 2026555 500 30 224 246 -142.26 +/- 21.47
28092 ncm-et-7 2018-05-09 18:40 01:14:33 2020550 500 23 220 257 -144.72 +/- 20.77
28091 ncm-et-15 2018-05-09 18:40 01:13:55 2018558 500 30 227 243 -144.72 +/- 21.63
28090 ncm-et-16 2018-05-09 18:40 01:12:45 2020347 500 31 222 247 -139.81 +/- 21.44
28089 ncm-et-9 2018-05-09 18:40 01:14:30 2026554 500 22 238 240 -160.64 +/- 21.66

Commit

Commit ID 92faa74dfa862fbdef409017a4ccd993c549f723
Author H. Felix Wittmann
Date 2014-01-01 11:58:10 UTC
Simplify move_importance() Drop a useless parameter. This works because ratio1 and ratio2 are ratios of linear combinations of thisMoveImportance and otherMovesImportance and so the yscale cancels out. Therefore the values of ratio1 and ratio2 are independent of yscale and yscale can be retired. The same applies to yshift, but here we want to ensure move_importance() > 0, so directly hard-code this safety guard in function definition. Actually there are some small differences due to rounding errors and usually are at most few millisecond, that's means below 1% of returned time, apart from very short intervals in which a difference of just 1 msec can raise to 2-3% of total available time. No functional change.
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