AuthorDan
Creation1779485870
Sourcehttps://github.com/kelseyde/hobbes-chess-engine
Sha55028eb70e179132fbd5ebd554a9c319f0031e12
Branchfeature/mega-spsa
Bench1456077
Network
OptionsThreads=1 Hash=64
Time40.0+0.40
Opening BookUHO_Lichess_4852_v1.epd
Upload PGNsFALSE
Syzygy WDLDISABLED
Syzygy ADJ.OPTIONAL
Win ADJ.None
Draw ADJ.None
ScalingDEV 900000 NPS
Alpha0.602
Gamma0.101
A-Ratio0.1
ReportingBATCHED
DistributionSINGLE
Pairs Per Point2

feature/mega-spsa vs feature/mega-spsa

Copy SPSA Inputs
Copy SPSA Outputs
Tuning 248 Parameters
15635/25000 Iterations
62542/100000 Games Played
NameCurrStartMinMaxCC_endRR_end
asp_delta8.993194361.04851.00000.00230.0020
asp_alpha_widening_factor232.68312435040017.825117.00000.00230.0020
asp_beta_widening_factor258.57292705040017.825117.00000.00230.0020
asp_prev_score_div10300.869810317800012000209.7074200.00000.00230.0020
rfp_base16.621111-50505.24275.00000.00230.0020
rfp_scale61.757260401003.14563.00000.00230.0020
rfp_improving_scale55.411255401003.14563.00000.00230.0020
rfp_opp_worsening_scale14.4345150502.09712.00000.00230.0020
rfp_tt_move_noisy_scale5.179170703.14563.00000.00230.0020
rfp_lerp_factor35.19073401005.24275.00000.00230.0020
razor_base278.268028320050015.728115.00000.00230.0020
razor_scale263.127926210040015.728115.00000.00230.0020
nmp_margin38.6834390804.19414.00000.00230.0020
nmp_red_base5439.2759539830728192268.4255256.00000.00230.0020
nmp_red_depth_mult301.918028712851219.922219.00000.00230.0020
nmp_red_eval_mult604.5027572256102439.844438.00000.00230.0020
nmp_red_eval_max1119.54711102512204879.688876.00000.00230.0020
nmp_red_div128.9930130642569.43689.00000.00230.0020
pc_base143.928215810040015.728115.00000.00230.0020
pc_scale20.9392200402.09712.00000.00230.0020
pc_ttpv_margin59.36435401005.24275.00000.00230.0020
pc_cutnode_margin49.63334801005.24275.00000.00230.0020
pc_improving_margin58.72295701005.24275.00000.00230.0020
pc_max506.882449730070020.970720.00000.00230.0020
hindsight_ext_eval_diff-13.7066-16-50505.24275.00000.00230.0020
hindsight_red_eval_diff52.23254901206.29126.00000.00230.0020
dynamic_policy_mult9.038190201.04851.00000.00230.0020
dynamic_policy_min-54.8007-58-10005.24275.00000.00230.0020
dynamic_policy_max206.53052097530011.533911.00000.00230.0020
fp_base167.17141745025010.485410.00000.00230.0020
fp_scale91.473993502007.33987.00000.00230.0020
fp_pv_node7.46362-501007.33987.00000.00230.0020
fp_history_divisor65.372470642569.43689.00000.00230.0020
fp_killer22.41491801005.24275.00000.00230.0020
fp_tt_upper22.19002101005.24275.00000.00230.0020
lmp_factor0_base2508.781024962000300052.426950.00000.00230.0020
lmp_factor0_scale129.6126133502007.33987.00000.00230.0020
lmp_factor1_base881.6800892500150052.426950.00000.00230.0020
lmp_factor1_scale86.641688502007.33987.00000.00230.0020
lmp_improvement_min-119.2962-118-300015.728115.00000.00230.0020
lmp_improvement_max201.9827202050026.213425.00000.00230.0020
hp_scale-2351.1768-2293-3072-1024106.9508102.00000.00230.0020
bnp_scale147.0481142642569.43689.00000.00230.0020
see_quiet_mult1-16.0000-16-24-80.50000.00000.00000.0020
see_quiet_mult252.03135232802.09712.00000.00230.0020
see_quiet_offset27.8577280402.09712.00000.00230.0020
see_noisy_mult1-8.0000-8-1600.50000.00000.00000.0020
see_noisy_mult235.80923616481.04851.00000.00230.0020
see_noisy_offset10.4310100301.04851.00000.00230.0020
see_quiet_history_div211.795820616438811.533911.00000.00230.0020
see_noisy_history_div229.601522216438811.533911.00000.00230.0020
see_quiet_ttpv_scale25.1174260361.04851.00000.00230.0020
see_noisy_ttpv_scale23.7296250361.04851.00000.00230.0020
se_beta_quiet_base53.52456201005.24275.00000.00230.0020
se_beta_quiet_scale16.62081616481.04851.00000.00230.0020
se_beta_quiet_div55.447654401003.14563.00000.00230.0020
se_dext_quiet_margin6.952370301.04851.00000.00230.0020
se_text_quiet_margin67.634265201205.24275.00000.00230.0020
se_beta_noisy_base56.38895601005.24275.00000.00230.0020
se_beta_noisy_scale18.66531916481.04851.00000.00230.0020
se_beta_noisy_div53.682954401003.14563.00000.00230.0020
se_dext_noisy_margin9.737190301.04851.00000.00230.0020
se_text_noisy_margin46.937550201205.24275.00000.00230.0020
ldse_margin24.5054240804.19414.00000.00230.0020
ldse_dext_margin42.83884220803.14563.00000.00230.0020
lmr_quiet_base90.007292501505.24275.00000.00230.0020
lmr_quiet_div311.25613052504007.33987.00000.00230.0020
lmr_noisy_base95.856599501505.24275.00000.00230.0020
lmr_noisy_div289.57942912504007.33987.00000.00230.0020
lmr_ttpv_base169.534012202048106.9508102.00000.00230.0020
lmr_ttpv_score228.101919402048106.9508102.00000.00230.0020
lmr_ttpv_depth1202.4896117102048106.9508102.00000.00230.0020
lmr_cut_node1966.0363190202048106.9508102.00000.00230.0020
lmr_capture1058.2451110802048106.9508102.00000.00230.0020
lmr_in_check20.7427902048106.9508102.00000.00230.0020
lmr_gives_check68.31415302048106.9508102.00000.00230.0020
lmr_improving787.954984902048106.9508102.00000.00230.0020
lmr_complexity_margin94.225890030015.728115.00000.00230.0020
lmr_complex108.84488802048106.9508102.00000.00230.0020
lmr_good_noisy923.998784002048106.9508102.00000.00230.0020
lmr_bad_noisy731.353078002048106.9508102.00000.00230.0020
lmr_fail_highs73.18164002048106.9508102.00000.00230.0020
lmr_killer1140.6433101602048106.9508102.00000.00230.0020
lmr_quiet_see1375.5267127202048106.9508102.00000.00230.0020
lmr_se_mult520.9521536256102439.844438.00000.00230.0020
lmr_se_offset242.50792060102453.475451.00000.00230.0020
lmr_se_div112.4824124642569.43689.00000.00230.0020
lmr_se_max2296.0457209503072160.4262153.00000.00230.0020
lmr_hist_offset969.9107957-20482048213.9016204.00000.00230.0020
lmr_hist_divisor18046.2747173288192327681287.60371228.00000.00230.0020
lmr_mvv_divisor3.00003150.50000.00000.00000.0020
lmr_deeper_base20.53362301005.24275.00000.00230.0020
lmr_deeper_scale539.057855135060012.582412.00000.00230.0020
lmr_deeper_div167.7699172642569.43689.00000.00230.0020
lmr_shallower_base991.86441048512204879.688876.00000.00230.0020
lmr_shallower_scale1065.35971081512204879.688876.00000.00230.0020
lmr_shallower_div1045.16221045512204879.688876.00000.00230.0020
lmr_even_deeper_margin527.58525120100052.426950.00000.00230.0020
lmr_cont_1_bonus_scale231.07782288028010.485410.00000.00230.0020
lmr_cont_1_bonus_offset134.5017139020010.485410.00000.00230.0020
lmr_cont_1_bonus_max1171.646311621000160031.456130.00000.00230.0020
lmr_cont_1_malus_scale197.87592008028010.485410.00000.00230.0020
lmr_cont_1_malus_offset82.228382020010.485410.00000.00230.0020
lmr_cont_1_malus_max1278.229112891000160031.456130.00000.00230.0020
lmr_cont_2_bonus_scale186.45871928028010.485410.00000.00230.0020
lmr_cont_2_bonus_offset118.9108127020010.485410.00000.00230.0020
lmr_cont_2_bonus_max1076.568611071000160031.456130.00000.00230.0020
lmr_cont_2_malus_scale194.07971968028010.485410.00000.00230.0020
lmr_cont_2_malus_offset57.418467020010.485410.00000.00230.0020
lmr_cont_2_malus_max1269.139012631000160031.456130.00000.00230.0020
quiet_hist_bonus_scale217.80502258028010.485410.00000.00230.0020
quiet_hist_bonus_offset78.619881020010.485410.00000.00230.0020
quiet_hist_cutnode_offset70.736075020010.485410.00000.00230.0020
quiet_hist_ttmove_bonus68.303270020010.485410.00000.00230.0020
quiet_hist_capture_mult4.591630502.09712.00000.00230.0020
quiet_hist_bonus_max1152.76911116800160041.941540.00000.00230.0020
quiet_hist_malus_scale80.8564786428010.485410.00000.00230.0020
quiet_hist_malus_offset22.030524020010.485410.00000.00230.0020
quiet_hist_ttmove_malus78.518184020010.485410.00000.00230.0020
quiet_hist_malus_max1398.328314081000160031.456130.00000.00230.0020
quiet_fact_bonus_scale241.63382448032012.582412.00000.00230.0020
quiet_fact_bonus_offset31.559241020010.485410.00000.00230.0020
quiet_fact_cutnode_offset65.562466020010.485410.00000.00230.0020
quiet_fact_ttmove_bonus62.379863020010.485410.00000.00230.0020
quiet_fact_capture_mult7.782880502.09712.00000.00230.0020
quiet_fact_bonus_max1040.48511037800160041.941540.00000.00230.0020
quiet_fact_malus_scale83.4699786428010.485410.00000.00230.0020
quiet_fact_malus_offset10.06577020010.485410.00000.00230.0020
quiet_fact_ttmove_malus73.373470020010.485410.00000.00230.0020
quiet_fact_malus_max1334.565113171000160031.456130.00000.00230.0020
quiet_hist_lerp_factor38.67994201005.24275.00000.00230.0020
capt_hist_lerp_factor34.63403901005.24275.00000.00230.0020
capt_hist_bonus_scale235.18172378036014.679514.00000.00230.0020
capt_hist_bonus_offset46.634042020010.485410.00000.00230.0020
capt_hist_ttmove_bonus69.833866020010.485410.00000.00230.0020
capt_hist_bonus_max1514.067615381000180041.941540.00000.00230.0020
capt_hist_malus_scale147.68201498028010.485410.00000.00230.0020
capt_hist_malus_offset63.513358020010.485410.00000.00230.0020
capt_hist_ttmove_malus49.383752020010.485410.00000.00230.0020
capt_hist_malus_max1306.608412981000160031.456130.00000.00230.0020
cont_hist_1_bonus_scale130.78111338028010.485410.00000.00230.0020
cont_hist_1_bonus_offset191.9505191030015.728115.00000.00230.0020
cont_hist_1_cutnode_offset77.977978020010.485410.00000.00230.0020
cont_hist_1_ttmove_bonus62.120252020010.485410.00000.00230.0020
cont_hist_1_capture_mult18.23592101005.24275.00000.00230.0020
cont_hist_1_bonus_max984.17991016800160041.941540.00000.00230.0020
cont_hist_1_malus_scale101.0688968028010.485410.00000.00230.0020
cont_hist_1_malus_offset95.767997020010.485410.00000.00230.0020
cont_hist_1_ttmove_malus83.195388020010.485410.00000.00230.0020
cont_hist_1_malus_max1044.10681077800160041.941540.00000.00230.0020
cont_hist_2_bonus_scale108.81211208028010.485410.00000.00230.0020
cont_hist_2_bonus_offset190.7493192030015.728115.00000.00230.0020
cont_hist_2_cutnode_offset63.564564020010.485410.00000.00230.0020
cont_hist_2_ttmove_bonus53.234055020010.485410.00000.00230.0020
cont_hist_2_capture_mult22.41712201005.24275.00000.00230.0020
cont_hist_2_bonus_max1001.0536993800160041.941540.00000.00230.0020
cont_hist_2_malus_scale82.3542888028010.485410.00000.00230.0020
cont_hist_2_malus_offset91.508793020010.485410.00000.00230.0020
cont_hist_2_ttmove_malus95.586896020010.485410.00000.00230.0020
cont_hist_2_malus_max1053.99341091800160041.941540.00000.00230.0020
from_hist_bonus_scale186.19671948028010.485410.00000.00230.0020
from_hist_bonus_offset91.504395020010.485410.00000.00230.0020
from_hist_bonus_max955.8048962800160041.941540.00000.00230.0020
from_hist_malus_scale211.21082008028010.485410.00000.00230.0020
from_hist_malus_offset96.103488020010.485410.00000.00230.0020
from_hist_malus_max1139.77111126800160041.941540.00000.00230.0020
to_hist_bonus_scale204.68262078030011.533911.00000.00230.0020
to_hist_bonus_offset79.649980020010.485410.00000.00230.0020
to_hist_bonus_max972.76841009800160041.941540.00000.00230.0020
to_hist_malus_scale195.43401978028010.485410.00000.00230.0020
to_hist_malus_offset75.920577020010.485410.00000.00230.0020
to_hist_malus_max1023.34121038800160041.941540.00000.00230.0020
pcm_bonus_scale229.78532328030011.533911.00000.00230.0020
pcm_bonus_offset72.438074020010.485410.00000.00230.0020
pcm_bonus_max1408.021013871000160031.456130.00000.00230.0020
qs_capt_hist_bonus_scale261.83442618036014.679514.00000.00230.0020
qs_capt_hist_bonus_offset7.58988020010.485410.00000.00230.0020
qs_capt_hist_bonus_max1459.402214701000160031.456130.00000.00230.0020
qs_capt_hist_malus_scale147.28121568028010.485410.00000.00230.0020
qs_capt_hist_malus_offset101.252094020010.485410.00000.00230.0020
qs_capt_hist_malus_max1228.848712181000160031.456130.00000.00230.0020
corr_pawn_bonus_mult222.355023910030010.485410.00000.00230.0020
corr_pawn_bonus_div101.079899642569.43689.00000.00230.0020
corr_pawn_bonus_min-4324.1894-4517-6000-2000209.7074200.00000.00230.0020
corr_pawn_bonus_max3060.5268312820006000209.7074200.00000.00230.0020
corr_nonpawn_bonus_mult213.697121610030010.485410.00000.00230.0020
corr_nonpawn_bonus_div90.729387642569.43689.00000.00230.0020
corr_nonpawn_bonus_min-4082.7557-4155-6000-2000209.7074200.00000.00230.0020
corr_nonpawn_bonus_max3050.8099315320006000209.7074200.00000.00230.0020
corr_major_bonus_mult209.616920710036013.631013.00000.00230.0020
corr_major_bonus_div96.8430105642569.43689.00000.00230.0020
corr_major_bonus_min-3925.8163-3916-6000-2000209.7074200.00000.00230.0020
corr_major_bonus_max3228.0939331620006000209.7074200.00000.00230.0020
corr_minor_bonus_mult199.651721210030010.485410.00000.00230.0020
corr_minor_bonus_div102.5913101642569.43689.00000.00230.0020
corr_minor_bonus_min-4345.2320-4368-6000-2000209.7074200.00000.00230.0020
corr_minor_bonus_max3441.6701333720006000209.7074200.00000.00230.0020
corr_counter_bonus_mult211.189721010030010.485410.00000.00230.0020
corr_counter_bonus_div97.6614109642569.43689.00000.00230.0020
corr_counter_bonus_min-4352.0827-4173-6000-2000209.7074200.00000.00230.0020
corr_counter_bonus_max3450.5410336020006000209.7074200.00000.00230.0020
corr_follow_up_bonus_mult202.444119410030010.485410.00000.00230.0020
corr_follow_up_bonus_div110.6284110642569.43689.00000.00230.0020
corr_follow_up_bonus_min-4068.7950-4168-6000-2000209.7074200.00000.00230.0020
corr_follow_up_bonus_max3180.9219314720006000209.7074200.00000.00230.0020
corr_pawn_weight79.594685020010.485410.00000.00230.0020
corr_non_pawn_weight89.247593020010.485410.00000.00230.0020
corr_major_weight88.416881020010.485410.00000.00230.0020
corr_minor_weight76.389784020010.485410.00000.00230.0020
corr_counter_weight97.346197020010.485410.00000.00230.0020
corr_follow_up_weight124.1336116020010.485410.00000.00230.0020
see_value_pawn_pruning101.649399501505.24275.00000.00230.0020
see_value_knight_pruning276.104628020050015.728115.00000.00230.0020
see_value_bishop_pruning307.565131920050015.728115.00000.00230.0020
see_value_rook_pruning536.528053040070015.728115.00000.00230.0020
see_value_queen_pruning957.7560948800120020.970720.00000.00230.0020
see_value_pawn_ordering103.2144102501505.24275.00000.00230.0020
see_value_knight_ordering311.460631020050015.728115.00000.00230.0020
see_value_bishop_ordering363.140135520050015.728115.00000.00230.0020
see_value_rook_ordering533.572154840070015.728115.00000.00230.0020
see_value_queen_ordering1003.70221002800120020.970720.00000.00230.0020
scale_value_pawn18.173124025012.582412.00000.00230.0020
scale_value_knight481.812548930050010.485410.00000.00230.0020
scale_value_bishop423.063442330050010.485410.00000.00230.0020
scale_value_rook630.202463550070010.485410.00000.00230.0020
scale_value_queen1274.999012691000140020.970720.00000.00230.0020
material_scaling_base15140.00701484410000400001572.80581500.00000.00230.0020
qs_futility_threshold180.7879176802508.38838.00000.00230.0020
qs_see_threshold-86.0359-94-20010015.728115.00000.00230.0020
qs_stand_pat_lerp_factor48.75204801005.24275.00000.00230.0020
qs_fail_high_lerp_factor51.84014801005.24275.00000.00230.0020
movepick_see_divisor44.68974530601.04851.00000.00230.0020
movepick_see_offset119.9128118802006.29126.00000.00230.0020
score_stability_threshold13.8511144241.04851.00000.00230.0020
tm_soft_base23.05112410602.09712.00000.00230.0020
tm_soft_scale46.35314220803.14563.00000.00230.0020
tm_soft_inc_scale735.5502750400100031.456130.00000.00230.0020
tm_soft_fm_scale46.52814520803.14563.00000.00230.0020
tm_hard_scale753.4087742400100031.456130.00000.00230.0020
tm_hard_inc_scale734.5291750400100031.456130.00000.00230.0020
tm_node_base1432.102815001000200052.426950.00000.00230.0020
tm_node_scale1276.41321350800200062.912260.00000.00230.0020
tm_best_move_base1879.831418001000250078.640375.00000.00230.0020
tm_best_move_scale85.76711005030012.582412.00000.00230.0020
tm_best_move_min905.0758900500100026.213425.00000.00230.0020
tm_score_base1193.40671200800180052.426950.00000.00230.0020
tm_score_scale40.911040101004.19414.00000.00230.0020
tm_score_min889.3114880500100026.213425.00000.00230.0020
#UserUpdatedGamesWonLostDrawnTimeCrash