Stockfish Testing Queue

Finished - 18536 tests

03-04-13 gl master diff
ELO: -2.19 +-4.3 (95%) LOS: 16.0%
Total: 11925 W: 2802 L: 2877 D: 6246
sprt @ 2+0.05 th 1 SPRT: test against same version
03-04-13 gl see_search diff
ELO: -30.32 +-11.9 (95%) LOS: 0.0%
Total: 1413 W: 244 L: 367 D: 802
sprt @ 5+0.05 th 1 SPRT: verification on a bad patch
03-04-13 gl master diff
ELO: 33.96 +-10.5 (95%) LOS: 100.0%
Total: 1714 W: 433 L: 266 D: 1015
sprt @ 5+0.05 th 1 SPRT test!
02-04-13 gl move_horizon diff
ELO: -14.59 +-7.6 (95%) LOS: 0.0%
Total: 3264 W: 592 L: 729 D: 1943
16000 @ 15+0.05 th 1 Don't look as far ahead for move_horizon
01-04-13 gl old_dangerous_check diff
ELO: -3.37 +-3.4 (95%) LOS: 2.6%
Total: 16000 W: 3102 L: 3257 D: 9641
16000 @ 15+0.05 th 1 Try bringing back old pruning from dangerous_check
01-04-13 gl prune_more_checks diff
ELO: -3.48 +-3.4 (95%) LOS: 2.2%
Total: 15789 W: 3017 L: 3175 D: 9597
16000 @ 15+0.05 th 1 Try removing eval condition for pruning checks
30-03-13 jk null_move5 diff
ELO: -1.43 +-3.4 (95%) LOS: 20.3%
Total: 16000 W: 3121 L: 3187 D: 9692
16000 @ 15+0.05 th 1 R = 3 * ONE_PLY + depth / 3 + ONE_PLY(?)
01-04-13 gl asymm_see diff
ELO: 1.39 +-3.1 (95%) LOS: 81.0%
Total: 16000 W: 2689 L: 2625 D: 10686
16000 @ 60+0.05 th 1 Long TC: Asymmetric SEE pruning rule trick in qsearch()
31-03-13 mc null_move4 diff
ELO: 2.08 +-3.1 (95%) LOS: 90.9%
Total: 16000 W: 2641 L: 2545 D: 10814
16000 @ 60+0.05 th 1 Raise depth limit of null move verification search to 10 plies. retest at long TC
31-03-13 jk red_2plies diff
ELO: -38.15 +-3.4 (95%) LOS: 0.0%
Total: 16000 W: 2373 L: 4123 D: 9504
16000 @ 15+0.05 th 1 Try 2 * ONE_PLY reductions everywhere. Please do not stop the test even if it goes badly. I want to see how much the current complex implementation of LMR is worth.
31-03-13 jk orthodox_tt_depth diff
ELO: 5.28 +-2.8 (95%) LOS: 100.0%
Total: 24000 W: 4911 L: 4546 D: 14543
24000 @ 15+0.05 th 1 Set ttDepth = depth Accurary vs. speed
31-03-13 jk prune_under_promo diff
ELO: 0.17 +-3.3 (95%) LOS: 54.1%
Total: 16000 W: 3065 L: 3057 D: 9878
16000 @ 15+0.05 th 1 Prune under promotions (excluding knight checks) when depth < 10 plies
31-03-13 jk double_gain diff
ELO: 3.45 +-3.4 (95%) LOS: 97.8%
Total: 16000 W: 3226 L: 3067 D: 9707
16000 @ 15+0.05 th 1 Double Impact of Gain tables. Very unorthodox idea.
30-03-13 mc master diff
ELO: 18.76 +-2.8 (95%) LOS: 100.0%
Total: 20000 W: 3903 L: 2824 D: 13273
20000 @ 60+0.05 th 1 Regression test after the last IID tweak
31-03-13 lb lucas_qsearch_pruning diff
ELO: 0.67 +-3.3 (95%) LOS: 65.3%
Total: 16000 W: 3110 L: 3079 D: 9811
16000 @ 15+0.05 th 1 remove some PV conditions in QS
30-03-13 gl prune_more_checks diff
ELO: -17.24 +-6.8 (95%) LOS: 0.0%
Total: 4054 W: 719 L: 920 D: 2415
16000 @ 15+0.05 th 1 Prune more checks in q-search
30-03-13 jk asymm_see diff
ELO: 2.82 +-3.3 (95%) LOS: 95.1%
Total: 16000 W: 3148 L: 3018 D: 9834
16000 @ 15+0.05 th 1 Asymmetric SEE pruning rule trick in qsearch()
30-03-13 jk symm_kingsafety diff
ELO: -14.23 +-7.5 (95%) LOS: 0.0%
Total: 3469 W: 670 L: 812 D: 1987
24000 @ 15+0.05 th 1 Simplification attempt: Symmetric king safety
30-03-13 jk null_move4 diff
ELO: 3.56 +-3.3 (95%) LOS: 98.3%
Total: 16000 W: 3103 L: 2939 D: 9958
16000 @ 15+0.05 th 1 Raise depth limit of null move verification search to 10 plies
30-03-13 gl last_chance diff
ELO: -9.51 +-4.5 (95%) LOS: 0.0%
Total: 9243 W: 1716 L: 1969 D: 5558
16000 @ 15+0.05 th 1 An experiment on merging together marginal patches
30-03-13 mc qs_no_recaptures diff
ELO: -3.24 +-3.5 (95%) LOS: 3.3%
Total: 13096 W: 2158 L: 2280 D: 8658
16000 @ 60+0.05 th 1 Reschedule due to bogus bench signature of master branch
30-03-13 lb lucas_qsearch_pruning diff
ELO: -6.88 +-4.3 (95%) LOS: 0.1%
Total: 10057 W: 1909 L: 2108 D: 6040
16000 @ 15+0.05 th 1 remove "useless checks" and a couple of PV conditions
29-03-13 gl OutpostChangeTake2 diff
ELO: -0.46 +-4.2 (95%) LOS: 41.5%
Total: 10689 W: 2125 L: 2139 D: 6425
16000 @ 15+0.05 th 1 RyanTaker outpost changes take 2
29-03-13 mc increase_iid diff
ELO: 4.08 +-3.1 (95%) LOS: 99.5%
Total: 16000 W: 2742 L: 2554 D: 10704
16000 @ 60+0.05 th 1 Set IID half way between d/2 and d-4. Test directly at long TC because short is not sensible
29-03-13 gl see_search diff
ELO: -1.35 +-3.4 (95%) LOS: 21.9%
Total: 15718 W: 3073 L: 3134 D: 9511
16000 @ 15+0.05 th 1 Less aggressive LMR since we are now reducing bad see moves more.
29-03-13 jk prune_capture_neg_see diff
ELO: -4.31 +-4.4 (95%) LOS: 2.8%
Total: 9441 W: 1820 L: 1937 D: 5684
16000 @ 15+0.05 th 1 Prune bad captures in search() when newdepth < ONE_PLY
28-03-13 jk null_move3 diff
ELO: -3.69 +-3.5 (95%) LOS: 2.0%
Total: 14707 W: 2824 L: 2980 D: 8903
16000 @ 15+0.05 th 1 Null move: R = 4 * ONE_PLY + depth / 6 + ONE_PLY(?)
28-03-13 gl all_cut_iid diff
ELO: -0.00 +-5.0 (95%) LOS: 50.0%
Total: 7271 W: 1438 L: 1438 D: 4395
16000 @ 15+0.05 th 1 Try a depth limited version of (depth - 4) reduction
29-03-13 mc equal_see_pruning_depth diff
ELO: -1.43 +-3.4 (95%) LOS: 20.4%
Total: 13362 W: 2186 L: 2241 D: 8935
16000 @ 60+0.05 th 1 Rescheduled: Prune moves with equal SEE also at depth zero.
28-03-13 lb lucas diff
ELO: -3.80 +-3.5 (95%) LOS: 1.8%
Total: 14351 W: 2717 L: 2874 D: 8760
16000 @ 15+0.05 th 1 retest without the regressive new reduction formula
26-03-13 jk equal_see_pruning_depth diff
ELO: 4.19 +-3.5 (95%) LOS: 99.1%
Total: 15000 W: 3014 L: 2833 D: 9153
16000 @ 15+0.05 th 1 Prune moves with equal SEE also at depth zero.
26-03-13 gl all_cut_iid diff
ELO: 0.28 +-3.1 (95%) LOS: 57.0%
Total: 16000 W: 2750 L: 2737 D: 10513
16000 @ 60+0.05 th 1 Long TC: Remove eval check for IID
26-03-13 mc smooth_passed_pawn diff
ELO: -4.51 +-4.4 (95%) LOS: 2.2%
Total: 8087 W: 1318 L: 1423 D: 5346
16000 @ 60+0.05 th 1 Third attempt by Jundery. This time seems good at long TC. Let's verify it.
26-03-13 jk prune_dangerous_neg_see diff
ELO: -2.13 +-3.4 (95%) LOS: 10.8%
Total: 16000 W: 3083 L: 3181 D: 9736
16000 @ 15+0.05 th 1 Prune also dangerous moves with negative SEE at low depths
26-03-13 jk qs_check_depth_2 diff
ELO: -2.32 +-3.4 (95%) LOS: 9.0%
Total: 16000 W: 3125 L: 3232 D: 9643
16000 @ 15+0.05 th 1 Adjust QS Check depth to -2
26-03-13 gl see_search diff
ELO: 1.56 +-3.3 (95%) LOS: 82.3%
Total: 16000 W: 3062 L: 2990 D: 9948
16000 @ 15+0.05 th 1 Add one ply reduction if SEE is bad for non-capture above pruning depth
26-03-13 gl fail_low_skip_ply diff
ELO: -3.63 +-4.6 (95%) LOS: 6.0%
Total: 8794 W: 1700 L: 1792 D: 5302
16000 @ 15+0.05 th 1 Old Garbochess idea, skip ply if we continue to fail low
25-03-13 jk null_move2 diff
ELO: -1.87 +-3.3 (95%) LOS: 13.6%
Total: 16000 W: 3030 L: 3116 D: 9854
16000 @ 15+0.05 th 1 Null move: R = 3 + depth / 4 (no eval tweak)
27-03-13 lb lucas diff
ELO: -1.41 +-3.4 (95%) LOS: 20.6%
Total: 16000 W: 3097 L: 3162 D: 9741
16000 @ 15+0.05 th 1 restest without regressive LMR smoothing at shallow depth part
25-03-13 lb lucas diff
ELO: 4.89 +-3.3 (95%) LOS: 99.8%
Total: 16000 W: 3148 L: 2923 D: 9929
16000 @ 15+0.05 th 1 cleaup search extensions
25-03-13 gl see_movepick diff
ELO: -3.77 +-4.1 (95%) LOS: 3.6%
Total: 10789 W: 2052 L: 2169 D: 6568
16000 @ 15+0.05 th 1 Try without sort evasions by SEE
25-03-13 lb lucas diff
ELO: -5.73 +-3.6 (95%) LOS: 0.1%
Total: 14013 W: 2646 L: 2877 D: 8490
16000 @ 15+0.05 th 1 LMR smooth transition between search and qsearch
25-03-13 jk pv_only_extend_checks diff
ELO: -1.15 +-3.4 (95%) LOS: 25.4%
Total: 16000 W: 3165 L: 3218 D: 9617
16000 @ 15+0.05 th 1 In PV nodes extend only checks (not all dangerous moves)
25-03-13 gl Space_Weighting diff
ELO: 1.09 +-3.4 (95%) LOS: 73.4%
Total: 16000 W: 3212 L: 3162 D: 9626
16000 @ 15+0.05 th 1 RyanTaker idea, have space be valued in endgame as well
25-03-13 jk razor_value_adjust diff
ELO: -1.02 +-3.3 (95%) LOS: 27.5%
Total: 16000 W: 3074 L: 3121 D: 9805
16000 @ 15+0.05 th 1 Return orthodox value when razoring
25-03-13 gl Outpost_Weighting diff
ELO: 0.43 +-3.4 (95%) LOS: 60.0%
Total: 16000 W: 3109 L: 3089 D: 9802
16000 @ 15+0.05 th 1 RyanTaker idea, reduce outpost weight when major pieces gone
24-03-13 jk no_gain_tables diff
ELO: -4.19 +-3.3 (95%) LOS: 0.7%
Total: 16000 W: 2978 L: 3171 D: 9851
16000 @ 15+0.05 th 1 Measure value of Gain-tables in futility pruning
24-03-13 jk always_check_repetition diff
ELO: 2.74 +-2.7 (95%) LOS: 97.6%
Total: 24000 W: 4698 L: 4509 D: 14793
24000 @ 15+0.05 th 1 Any gain in skipping repetition detection in qsearch?
24-03-13 jk qsearch_TT_fixed_depth diff
ELO: -1.80 +-3.3 (95%) LOS: 14.5%
Total: 16000 W: 3032 L: 3115 D: 9853
16000 @ 15+0.05 th 1 Always use DEPTH_ZERO when accessing TT in qsearch
24-03-13 jk qs_no_equal_see_pruning diff
ELO: -4.73 +-3.3 (95%) LOS: 0.3%
Total: 16000 W: 2925 L: 3143 D: 9932
16000 @ 15+0.05 th 1 Test usefulness of pruning moves with equal SEE in qsearch