SolsticeBench

Finished
TestTCEngineAuthorResult
net-l80ab_ml_sb640 SPRT diff
DIAGNOSTIC: ml net at equal nodes, 400k/move (8x #241): does the per-node edge hold at deeper search?
N=400000SolsticeDragonLLR: 2.94 (-2.94, 2.94) [0.00, 5.00]
Games: 1364 W: 423 L: 300 D: 641
Ptnml(0-2): 9, 114, 317, 229, 13
r50-damp SPRT diff
Static eval x (200 - halfmove)/200 (SF rule50 damping)
4.0+0.04SolsticeDragonLLR: -1.48 (-2.94, 2.94) [0.00, 5.00]
Games: 5944 W: 1464 L: 1496 D: 2984
Ptnml(0-2): 33, 717, 1508, 677, 37
optimism2 SPRT diff
Optimism (SF): opt_k*s/(|s|+opt_d) from previous iteration, scaled by (20+material)/240
4.0+0.04SolsticeDragonLLR: -1.84 (-2.94, 2.94) [0.00, 5.00]
Games: 6976 W: 1695 L: 1737 D: 3544
Ptnml(0-2): 55, 844, 1718, 830, 41
cuckoo2 SPRT diff
search: cuckoo upcoming-repetition detection (alpha raised to draw when one reversible move repeats a position of the line)
4.0+0.04SolsticeDragonLLR: -2.44 (-2.94, 2.94) [0.00, 5.00]
Games: 12682 W: 3099 L: 3140 D: 6443
Ptnml(0-2): 65, 1517, 3212, 1488, 59
conthist-kind SPRT diff
search: continuation history split by [in check][noisy] of the move keying each row (Stockfish/Reckless)
4.0+0.04SolsticeDragonLLR: -2.49 (-2.94, 2.94) [0.00, 5.00]
Games: 13116 W: 3254 L: 3296 D: 6566
Ptnml(0-2): 79, 1583, 3268, 1557, 71
corr-pair SPRT diff
search: eval correction keyed by the last two moves (piece,to)x(piece,to), weight 100%
4.0+0.04SolsticeDragonLLR: -2.95 (-2.94, 2.94) [0.00, 5.00]
Games: 9638 W: 2380 L: 2452 D: 4806
Ptnml(0-2): 52, 1182, 2421, 1114, 50
net-l80ab_ml_sb640 SPRT diff
First multi-layer net (16x32, CNU6 quant, sparse L1), ~0.55x nps
4.0+0.04SolsticeDragonLLR: -3.00 (-2.94, 2.94) [0.00, 5.00]
Games: 3350 W: 821 L: 923 D: 1606
Ptnml(0-2): 45, 420, 817, 378, 15
net-l80ab_ml_sb640 SPRT diff
DIAGNOSTIC: ml net at equal nodes (50k/move): net quality without the 0.55x speed
N=50000SolsticeDragonLLR: 2.99 (-2.94, 2.94) [0.00, 5.00]
Games: 2054 W: 704 L: 556 D: 794
Ptnml(0-2): 34, 214, 414, 300, 65
lmr-singular SPRT diff
search: LMR of the TT move's siblings += 0.25 ply + min(singular margin * 10/1024, 1) after a singular TT move
4.0+0.04SolsticeDragonLLR: -2.97 (-2.94, 2.94) [0.00, 5.00]
Games: 7856 W: 1916 L: 1994 D: 3946
Ptnml(0-2): 30, 977, 1996, 891, 34
lmr-extend SPRT diff
search: quiet LMR may go to -1 (null-window search one ply deeper)
4.0+0.04SolsticeDragonLLR: -2.97 (-2.94, 2.94) [0.00, 5.00]
Games: 1740 W: 379 L: 487 D: 874
Ptnml(0-2): 14, 268, 410, 168, 10
capthist-threat SPRT diff
search: threat-indexed capture history (Reckless noisy history: victim*13.9 + hist, history-dependent SEE split)
4.0+0.04SolsticeDragonLLR: 2.98 (-2.94, 2.94) [0.00, 5.00]
Games: 9744 W: 2544 L: 2395 D: 4805
Ptnml(0-2): 48, 1129, 2385, 1246, 64
evaldiff3 SPRT diff
search: eval-difference history, calibrated (lopsided offset 250 malus<=60 bonus<=250, x0.5; history stats match master)
4.0+0.04SolsticeDragonLLR: -1.27 (-2.94, 2.94) [0.00, 5.00]
Games: 1234 W: 296 L: 338 D: 600
Ptnml(0-2): 6, 174, 296, 138, 3
spsa229 SPRT diff
SPSA tune #229 values (retune for the kb16ob8 h1024 net)
4.0+0.04SolsticeDragonLLR: -0.38 (-2.94, 2.94) [0.00, 5.00]
Games: 3646 W: 929 L: 929 D: 1788
Ptnml(0-2): 23, 433, 904, 447, 16
evaldiff3 SPRT diff
search: eval-difference history centred on the measured bias (offset 200, clamp +-200, x8)
4.0+0.04SolsticeDragonLLR: -0.83 (-2.94, 2.94) [0.00, 5.00]
Games: 832 W: 185 L: 214 D: 433
Ptnml(0-2): 7, 122, 182, 103, 2
net-l80ab_kb16ob8_h1024_w025_sb640 SPRT diff
final Leela net: kb16 ob8 h1024, 4.8B Leela positions, 640 SB; gen6 val 0.46140 vs 0.46585
4.0+0.04SolsticeDragonLLR: 3.08 (-2.94, 2.94) [0.00, 5.00]
Games: 1004 W: 336 L: 203 D: 465
Ptnml(0-2): 5, 71, 236, 166, 24
89B5780FD0A2CAE9 SPRT diff
smp-skip: SF9-style depth-skip pattern for helpers (8 threads)
5.0+0.05SolsticeDragonLLR: -2.96 (-2.94, 2.94) [0.00, 5.00]
Games: 6910 W: 1586 L: 1665 D: 3659
Ptnml(0-2): 16, 864, 1773, 787, 15
AD85825116ACCAFE SPRT diff
smp-vote: best-thread vote (8 threads)
5.0+0.05SolsticeDragonLLR: -2.94 (-2.94, 2.94) [0.00, 5.00]
Games: 6642 W: 1580 L: 1659 D: 3403
Ptnml(0-2): 12, 837, 1699, 764, 9
D68F24583B4B8EB8 SPRT diff
smp-hist: helpers keep histories between moves (8 threads)
5.0+0.05SolsticeDragonLLR: 2.95 (-2.94, 2.94) [0.00, 5.00]
Games: 7002 W: 1741 L: 1610 D: 3651
Ptnml(0-2): 17, 783, 1774, 906, 21
15B4E162BFEA9263 SPRT diff
net: l80_kb4_h512_w025_sb400 (pure Leela data: 1.05B positions from 398 lc0 test80 2025 tars (leela2bullet, score 800*atanh(best_q)), kb4 h512, 25% result, 400 SB. Leela val 0.59633 vs master 0.60304; gen6 val 0.46585 vs 0.46098; eval slope 0.93)
4.0+0.04SolsticeDragonLLR: 3.05 (-2.94, 2.94) [0.00, 5.00]
Games: 1182 W: 412 L: 272 D: 498
Ptnml(0-2): 11, 101, 242, 211, 26
57CB2A2E82EEC17A SPRT diff
multicut-sf: SF multicut (s_score >= beta -> return s_score); local +12.2 +-10.0
4.0+0.04SolsticeDragonLLR: -0.29 (-2.94, 2.94) [0.00, 5.00]
Games: 7376 W: 1734 L: 1716 D: 3926
Ptnml(0-2): 55, 886, 1791, 898, 58
4308671917A0510D SPRT diff
tm80: SF-style falling-eval TM factor (prev search + 3-iter drop), mean-time normalised. Local +14.0 +-10.4 (2.4k) from the big-gainer checkers.
4.0+0.04SolsticeDragonLLR: 3.07 (-2.94, 2.94) [0.00, 5.00]
Games: 8416 W: 2049 L: 1902 D: 4465
Ptnml(0-2): 53, 919, 2124, 1052, 60
5D53C15199CB4A09 SPRT diff
bundle7: hindsight + 50-move damping + qs futility + see-hist + ext budget + se tt-pv margin + qs quiet queen promotions
4.0+0.04SolsticeDragonLLR: -3.12 (-2.94, 2.94) [0.00, 5.00]
Games: 7704 W: 1789 L: 1878 D: 4037
Ptnml(0-2): 45, 1021, 1822, 906, 58
F185A617DD7DDDE8 SPRT diff
root-order (features #10): root moves by previous node counts, TT move first
4.0+0.04SolsticeDragonLLR: -1.97 (-2.94, 2.94) [0.00, 5.00]
Games: 2560 W: 585 L: 651 D: 1324
Ptnml(0-2): 26, 344, 592, 306, 12
813C3CAF47FDD770 SPRT diff
threat-order2 (features #11): quiet ordering +-6000 for escaping/entering lesser-piece threats
4.0+0.04SolsticeDragonLLR: -0.50 (-2.94, 2.94) [0.00, 5.00]
Games: 2048 W: 452 L: 463 D: 1133
Ptnml(0-2): 8, 269, 486, 248, 13
BD37C53D3EE0A655 SPRT diff
probcut2 (features #27): SF-style ProbCut (qsearch pre-check, depth-4, beta+300)
4.0+0.04SolsticeDragonLLR: -0.03 (-2.94, 2.94) [0.00, 5.00]
Games: 4254 W: 1035 L: 1019 D: 2200
Ptnml(0-2): 39, 514, 1005, 530, 39