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Releases: Dragjon/Nectar

V0.2.2

30 Dec 09:53
4e69ebf

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  • New Neural Network

STC (SPRT)

Score of NectarV0.2.2 vs NectarV0.2.1: 151 - 63 - 40  [0.673] 254
...      NectarV0.2.2 playing White: 74 - 28 - 25  [0.681] 127
...      NectarV0.2.2 playing Black: 77 - 35 - 15  [0.665] 127
...      White vs Black: 109 - 105 - 40  [0.508] 254
Elo difference: 125.6 +/- 41.5, LOS: 100.0 %, DrawRatio: 15.7 %
SPRT: llr 2.96 (100.7%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.2.1

14 Dec 14:00
be701b6

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  • Weather Factory tuned with LMP weights
Finished game 13632 (NectarV0.2.0 vs NectarV0.2.1): * {No result}
Score of NectarV0.2.1 vs NectarV0.2.0: 5148 - 4899 - 3579  [0.509] 13626
...      NectarV0.2.1 playing White: 2590 - 2432 - 1792  [0.512] 6814
...      NectarV0.2.1 playing Black: 2558 - 2467 - 1787  [0.507] 6812
...      White vs Black: 5057 - 4990 - 3579  [0.502] 13626
Elo difference: 6.3 +/- 5.0, LOS: 99.4 %, DrawRatio: 26.3 %
SPRT: llr 2.95 (100.1%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.2.0

26 Nov 16:44
ed00c50

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Not-so-major release 0.2.0

Changes from V0.1.5

V Elo Detail
0.2.0 32.6 +/- 18.9 Late move pruning
0.1.9 13.1 +/- 10.3 Added conditions for NMP
0.1.8 103.7 +/- 36.9 Weather Factory tune (a=1000)
0.1.7 23.7 +/- 15.6 Changed train epoch from 50 to 70
0.1.6 23.9 +/- 15.7 Removed LMP

STC (SPRT) vs 0.1.9

Score of NectarV0.2.0 vs NectarV0.1.9: 393 - 304 - 254  [0.547] 951
...      NectarV0.2.0 playing White: 196 - 147 - 133  [0.551] 476
...      NectarV0.2.0 playing Black: 197 - 157 - 121  [0.542] 475
...      White vs Black: 353 - 344 - 254  [0.505] 951
Elo difference: 32.6 +/- 18.9, LOS: 100.0 %, DrawRatio: 26.7 %
SPRT: llr 2.97 (100.8%), lbound -2.94, ubound 2.94 - H1 was accepted

STC vs 0.1.5

Score of NectarV0.2.0 vs NectarV0.1.5: 63 - 21 - 16  [0.710] 100
...      NectarV0.2.0 playing White: 31 - 8 - 11  [0.730] 50
...      NectarV0.2.0 playing Black: 32 - 13 - 5  [0.690] 50
...      White vs Black: 44 - 40 - 16  [0.520] 100
Elo difference: 155.5 +/- 68.6, LOS: 100.0 %, DrawRatio: 16.0 %

STC vs 0.1.0

Score of NectarV0.2.0 vs NectarV0.1.0: 80 - 15 - 5  [0.825] 100
...      NectarV0.2.0 playing White: 39 - 8 - 3  [0.810] 50
...      NectarV0.2.0 playing Black: 41 - 7 - 2  [0.840] 50
...      White vs Black: 46 - 49 - 5  [0.485] 100
Elo difference: 269.4 +/- 89.9, LOS: 100.0 %, DrawRatio: 5.0 %

V0.1.9

26 Nov 14:57
e4e7cfc

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Change

  • Added tt conditions for nmp

STC

Score of NectarV0.1.9 vs NectarV0.1.8: 1334 - 1208 - 791  [0.519] 3333
...      NectarV0.1.9 playing White: 700 - 573 - 394  [0.538] 1667
...      NectarV0.1.9 playing Black: 634 - 635 - 397  [0.500] 1666
...      White vs Black: 1335 - 1207 - 791  [0.519] 3333
Elo difference: 13.1 +/- 10.3, LOS: 99.4 %, DrawRatio: 23.7 %
SPRT: llr 2.95 (100.1%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.1.8

21 Nov 01:06
66c4ba9

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Back after a long break

  • Used weather factory by jnlt for tuning search params

STC

Score of NectarV0.1.8 vs NectarV0.1.7: 145 - 65 - 66  [0.645] 276
...      NectarV0.1.8 playing White: 76 - 30 - 32  [0.667] 138
...      NectarV0.1.8 playing Black: 69 - 35 - 34  [0.623] 138
...      White vs Black: 111 - 99 - 66  [0.522] 276
Elo difference: 103.7 +/- 36.9, LOS: 100.0 %, DrawRatio: 23.9 %
SPRT: llr 2.97 (100.9%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.1.7

13 Sep 13:42
f40ddf9

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  • Changed train epoch 50 to 70
Score of NectarV0.1.7 vs NectarV0.1.6: 713 - 605 - 269  [0.534] 1587
...      NectarV0.1.7 playing White: 359 - 308 - 127  [0.532] 794
...      NectarV0.1.7 playing Black: 354 - 297 - 142  [0.536] 793
...      White vs Black: 656 - 662 - 269  [0.498] 1587
Elo difference: 23.7 +/- 15.6, LOS: 99.9 %, DrawRatio: 17.0 %
SPRT: llr 2.95 (100.3%), lbound -2.94, ubound 2.94 - H1 was accepted
Sequential NN model
-------------------------------
Hidden layers : 16
Batch size    : 16384
Learning rate : 0.001
Loss          : mean_squared_error
Metric        : mae
Random seed   : 42
Epochs        : 70

V0.1.6

01 Sep 04:26
1bfd955

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Changed

  • Code cleanup
  • Remove Late Move Pruning
Score of NectarV0.1.6 vs NectarV0.1.5: 620 - 519 - 329  [0.534] 1468
...      NectarV0.1.6 playing White: 312 - 268 - 154  [0.530] 734
...      NectarV0.1.6 playing Black: 308 - 251 - 175  [0.539] 734
...      White vs Black: 563 - 576 - 329  [0.496] 1468
Elo difference: 23.9 +/- 15.7, LOS: 99.9 %, DrawRatio: 22.4 %
SPRT: llr 2.97 (100.8%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.1.5

31 Aug 05:53

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Changes from V0.1.0

Version Elo Description
0.1.5 34.8 +/- 19.7 Changed to 16 hl
0.1.4 51.0 +/- 24.6 Changed input shape and num hidden layers, Efficient updates, SIMD, Hand-retuning values, Refactors
0.1.3 16.7 +/- 12.3 Changed 32hl -> 8hl
0.1.2 10.6 +/- 8.5 Added history malus + overwrite killers
0.1.1 57.7 +/- 26.4 Quantisation
  • With linux build

STC vs 0.1.0

Score of NectarV0.1.5 vs NectarV0.1.0: 72 - 22 - 6  [0.750] 100
...      NectarV0.1.5 playing White: 37 - 11 - 2  [0.760] 50
...      NectarV0.1.5 playing Black: 35 - 11 - 4  [0.740] 50
...      White vs Black: 48 - 46 - 6  [0.510] 100
Elo difference: 190.8 +/- 77.5, LOS: 100.0 %, DrawRatio: 6.0 %
SPRT: llr 0 (0.0%), lbound -inf, ubound inf

Elo Estimate

Rank Name                          Elo     +/-   Games   Score    Draw
   1 snowy-v0.2                    211      70     120   77.1%   10.8%
   2 Napolean-v1.4.0                35      59     120   55.0%   13.3%
   3 CDrill_1800_Build_4             0      59     120   50.0%   10.0%
   4 NectarV0.1.5                  -53      60     120   42.5%   11.7%
   5 shallowblue-v2.0.0           -187      70     120   25.4%    5.8%

Elo: ~2000

V0.1.4

30 Aug 11:05
00ac423

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V0.1.4 - NNUE Release

Changes from V0.1.3

  • Efficient updates (UE)
  • Self-generated data
  • New architecture
  • Several refactoring
  • SIMD
  • Hand-tuning params
Score of NectarV0.1.4 vs NectarV0.1.3: 307 - 214 - 117  [0.573] 638
...      NectarV0.1.4 playing White: 146 - 114 - 60  [0.550] 320
...      NectarV0.1.4 playing Black: 161 - 100 - 57  [0.596] 318
...      White vs Black: 246 - 275 - 117  [0.477] 638
Elo difference: 51.0 +/- 24.6, LOS: 100.0 %, DrawRatio: 18.3 %
SPRT: llr 2.97 (100.9%), lbound -2.94, ubound 2.94 - H1 was accepted

V0.1.3

17 Aug 11:04
2339831

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  • Changed from 32hl to 8hl
Score of NectarV0.1.3 vs NectarV0.1.2: 1049 - 931 - 479  [0.524] 2459
...      NectarV0.1.3 playing White: 589 - 399 - 241  [0.577] 1229
...      NectarV0.1.3 playing Black: 460 - 532 - 238  [0.471] 1230
...      White vs Black: 1121 - 859 - 479  [0.553] 2459
Elo difference: 16.7 +/- 12.3, LOS: 99.6 %, DrawRatio: 19.5 %
SPRT: llr 2.95 (100.3%), lbound -2.94, ubound 2.94 - H1 was accepted