Stockfish Testing Queue

Finished - 18962 tests

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
25-03-13 mc increase_iid diff
ELO: -0.07 +-3.2 (95%) LOS: 48.3%
Total: 15457 W: 2615 L: 2618 D: 10224
16000 @ 60+0.05 th 1 Retest at longer TC to see if it holds the +6 ELO
24-03-13 jk tuning_try_material diff
ELO: -3.26 +-3.3 (95%) LOS: 2.7%
Total: 16000 W: 2959 L: 3109 D: 9932
16000 @ 15+0.05 th 1 Retest one old tuning try for material coefficients
24-03-13 jk qs_no_recaptures diff
ELO: 2.15 +-3.3 (95%) LOS: 89.9%
Total: 16000 W: 3069 L: 2970 D: 9961
16000 @ 15+0.05 th 1 Check if qsearch recapturing logic is harmful
26-03-13 gl see_search diff
ELO: -26.75 +-4.2 (95%) LOS: 0.0%
Total: 10673 W: 1725 L: 2545 D: 6403
16000 @ 15+0.05 th 1 Try sorting see < 0 non-captures to end of list
24-03-13 jk qs_check_depth_zero diff
ELO: -2.65 +-3.3 (95%) LOS: 5.7%
Total: 16000 W: 2932 L: 3054 D: 10014
16000 @ 15+0.05 th 1 QSearch checks only at depth = 0
22-03-13 mc increase_iid diff
ELO: 5.97 +-3.3 (95%) LOS: 100.0%
Total: 16000 W: 3149 L: 2874 D: 9977
16000 @ 20+0.05 th 1 My attemp at improving IID, this time search deeper Non-Pv in case
25-03-13 lb lucas diff
ELO: -1.63 +-3.4 (95%) LOS: 17.2%
Total: 16000 W: 3097 L: 3172 D: 9731
16000 @ 15+0.05 th 1 same reduction formula for PV and non PV nodes
25-03-13 gl see_movepick diff
ELO: -3.49 +-4.3 (95%) LOS: 5.8%
Total: 9570 W: 1814 L: 1910 D: 5846
16000 @ 15+0.05 th 1 Take 3 for see_movepick
24-03-13 mc master diff
ELO: 16.71 +-2.8 (95%) LOS: 100.0%
Total: 20000 W: 3835 L: 2874 D: 13291
20000 @ 60+0.05 th 1 Regression test with bestValue_pruning applied. It's the candidate for next TCEC stage
22-03-13 gl null_move diff
ELO: -9.45 +-6.3 (95%) LOS: 0.2%
Total: 4632 W: 869 L: 995 D: 2768
24000 @ 15+0.05 th 1 Bump R up to 4 base, no eval tweak
22-03-13 gl all_cut_iid diff
ELO: 4.76 +-3.1 (95%) LOS: 99.9%
Total: 18255 W: 3656 L: 3406 D: 11193
24000 @ 15+0.05 th 1 Remove eval check for IID
22-03-13 mc bestValue_pruning diff
ELO: 4.78 +-3.3 (95%) LOS: 99.8%
Total: 16000 W: 3172 L: 2952 D: 9876
16000 @ 15+0.05 th 1 Extend to search what we already do in qsearch
21-03-13 gl 33f4172 diff
ELO: -0.13 +-3.1 (95%) LOS: 46.7%
Total: 16000 W: 2697 L: 2703 D: 10600
16000 @ 60+0.05 th 1 Re-test at long TC
23-03-13 mc passed_pawns diff
ELO: 1.69 +-3.1 (95%) LOS: 85.4%
Total: 16000 W: 2773 L: 2695 D: 10532
16000 @ 60+0.05 th 1 Another attempt by Jundery. This time we go directly at 60" becuase short TC is not sensible
21-03-13 gl iid diff
ELO: 0.43 +-5.4 (95%) LOS: 60.0%
Total: 16000 W: 3155 L: 3135 D: 9710
16000 @ 15+0.05 th 1 Always try IID
22-03-13 mc fix_mate_scores diff
ELO: 2.40 +-4.4 (95%) LOS: 95.7%
Total: 24000 W: 4774 L: 4608 D: 14618
24000 @ 15+0.05 th 1 Fix by Joona to prevent reporting bogus mate scores
22-03-13 mc passed_pawns diff
ELO: -0.80 +-5.4 (95%) LOS: 31.0%
Total: 16000 W: 2756 L: 2793 D: 10451
16000 @ 60+0.05 th 1 Jundary's patch bumped up at 60" per game
20-03-13 mc passed_pawns diff
ELO: 8.49 +-6.6 (95%) LOS: 100.0%
Total: 10812 W: 2355 L: 2091 D: 6366
24000 @ 15+0.05 th 1 Eval tweak by Jundery, seems a +7 ELO on his tests
20-03-13 gl lmr diff
ELO: 0.47 +-4.9 (95%) LOS: 61.6%
Total: 19342 W: 3879 L: 3853 D: 11610
24000 @ 15+0.05 th 1 Increase LMR depth
20-03-13 gl all_cut_iid diff
ELO: 0.64 +-6.2 (95%) LOS: 62.4%
Total: 12000 W: 2451 L: 2429 D: 7120
24000 @ 15+0.05 th 1 Remove another PV distinction
20-03-13 gl all_cut_iid diff
ELO: -0.14 +-4.4 (95%) LOS: 45.9%
Total: 24000 W: 4696 L: 4706 D: 14598
24000 @ 15+0.05 th 1 Try higher depth for IID
20-03-13 gl f45b170 diff
ELO: -2.92 +-6.8 (95%) LOS: 7.6%
Total: 10000 W: 1675 L: 1759 D: 6566
16000 @ 60+0.05 th 1 Retest don't extend dangerous moves in PV at long TC
19-03-13 gl see_movepick diff
ELO: -4.56 +-7.6 (95%) LOS: 3.0%
Total: 8000 W: 1511 L: 1616 D: 4873
24000 @ 15+0.05 th 1 Use SEE always for ordering evasions
19-03-13 gl movepick diff
ELO: 1.51 +-4.4 (95%) LOS: 86.1%
Total: 24000 W: 4662 L: 4558 D: 14780
24000 @ 15+0.05 th 1 Test how valuable negative captures are when close to beta