Stockfish Testing Queue

Finished - 31535 tests

15-03-18 vin stranded_pawn diff
LLR: -2.96 (-2.94,2.94) [-1.50,4.50]
Total: 20213 W: 3844 L: 3896 D: 12473
sprt @ 15+0.05 th 1 Last try. Penalise the stranded pawn as a double unsupported penalty. (Note that without this code, the pawn would have been classed as unsupported).
15-03-18 Roc BackwardSimplification diff
LLR: 3.65 (-2.94,2.94) [-3.00,1.00]
Total: 41601 W: 8131 L: 8009 D: 25461
sprt @ 15+0.05 th 1 Handle backward penalty exactly the same as if it was an isolated pawn. Rescheduled for "simplification". See discussion on https://github.com/Rocky640/Stockfish/commit/5d1071da0e57290baa67b9bfe90c0543682ded1b
15-03-18 mco thread_clean diff
ELO: -0.66 +-2.7 (95%) LOS: 31.8%
Total: 20000 W: 3210 L: 3248 D: 13542
20000 @ 15+0.05 th 7 Use std::condition_variable_any instead of our own version
15-03-18 Fis tunedTime2 diff
LLR: -2.96 (-2.94,2.94) [-1.50,4.50]
Total: 14890 W: 2858 L: 2924 D: 9108
sprt @ 15+0.05 th 1 SPSA tuned time values.
15-03-19 vin doubled_passer_2 diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 4409 W: 766 L: 860 D: 2783
sprt @ 15+0.05 th 1 Try this idea with Mindbreaker's suggested values.
15-03-19 jos mobility2 diff
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 11052 W: 1874 L: 1687 D: 7491
sprt @ 60+0.05 th 1 LTC: Further improved mobility values.
15-03-19 sg fmh diff
LLR: -2.94 (-2.94,2.94) [-1.50,4.50]
Total: 5236 W: 925 L: 1016 D: 3295
sprt @ 15+0.05 th 1 Followup moves history. Variation of hxim's idea.
15-03-19 Roc LeverAdjust diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 5372 W: 979 L: 1071 D: 3322
sprt @ 15+0.05 th 1 When isolated or unsupported are attacked, lower the penalty. From a discussion with CuddlestMonkey
15-03-19 Roc BackwardSimplification diff
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 206444 W: 32816 L: 32982 D: 140646
sprt @ 60+0.05 th 1 LTC: Handle backward penalty exactly the same as if it was an isolated pawn. Test for "simplification". See discussion on https://github.com/Rocky640/Stockfish/commit/5d1071da0e57290baa67b9bfe90c0543682ded1b
15-03-19 Roc BackwardLever diff
LLR: -2.96 (-2.94,2.94) [-1.50,4.50]
Total: 11583 W: 2160 L: 2235 D: 7188
sprt @ 15+0.05 th 1 See what happen if we allow backward to be lever, just as we do for isolated and unsupported.
15-03-19 vin doubled_passer_2 diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 8311 W: 1539 L: 1623 D: 5149
sprt @ 15+0.05 th 1 Since increasing the penalty caused a fast STC fail, try adjusting the other way.
15-03-19 lan hanging_up diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 21816 W: 4174 L: 4255 D: 13387
sprt @ 15+0.05 th 1 Increase the mg value of hanging
15-03-19 sni sorting_moves9 diff
LLR: -2.96 (-2.94,2.94) [-1.50,4.50]
Total: 6167 W: 1174 L: 1264 D: 3729
sprt @ 15+0.05 th 1 Try urgent captures first
15-03-19 vin doubled_passer_2 diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 11035 W: 2045 L: 2121 D: 6869
sprt @ 15+0.05 th 1 Return to the original penalty that passed STC and failed yellow at LTC, but only apply it in full to wing pawns.
15-03-19 sni sorting_moves10 diff
LLR: -2.98 (-2.94,2.94) [-1.50,4.50]
Total: 10354 W: 1936 L: 2015 D: 6403
sprt @ 15+0.05 th 1 Try easy captures first (captures of "hanging" pieces)
15-03-20 bin time_tuning diff
LLR: -2.96 (-2.94,2.94) [-1.50,4.50]
Total: 11928 W: 2268 L: 2342 D: 7318
sprt @ 15+0.05 th 1 Use stable tuning result
15-03-20 sni easy_captures diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 30037 W: 5738 L: 5764 D: 18535
sprt @ 15+0.05 th 1 Try easy captures first. Take 2, sorting bonus = +10
15-03-20 sni easy_captures diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 4402 W: 805 L: 899 D: 2698
sprt @ 15+0.05 th 1 Try easy captures first. Take 3, sorting bonus = +800
15-03-20 vin doubled_passer_measure_ diff
ELO: -2.01 +-2.2 (95%) LOS: 3.6%
Total: 40000 W: 8090 L: 8321 D: 23589
40000 @ 9+0.05 th 1 Measure elo of the original (STC-passing) patch at vSTC to see if there is enough leverage for SPSA.
15-03-20 vin doubled_passer_measure_ diff
ELO: -0.05 +-2.2 (95%) LOS: 48.1%
Total: 40000 W: 8211 L: 8217 D: 23572
40000 @ 9+0.05 th 1 Measure Elo of the very original STC passing patch - this is more CPU-efficient so may have more gain and be better for tuning, although the tuned values need to then be put into the "correct" but slightly slower implementation. Priority -1.
15-03-20 gli master diff
ELO: 15.92 +-1.8 (95%) LOS: 100.0%
Total: 40000 W: 6628 L: 4796 D: 28576
40000 @ 60+0.05 th 1 Regression test against SF6, 8moves_v3
15-03-20 Voy cmhPP diff
LLR: 2.94 (-2.94,2.94) [-1.50,4.50]
Total: 31303 W: 6216 L: 6025 D: 19062
sprt @ 15+0.05 th 1 Add penalty for prior move that allow cutoff.
15-03-20 lan sitting_on_border diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 13266 W: 2560 L: 2630 D: 8076
sprt @ 15+0.05 th 1 Penalty for sitting on a corner with no place to go. Suggested by 'dragon'
15-03-20 lan bishop_check diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 12172 W: 2277 L: 2392 D: 7503
sprt @ 15+0.05 th 1 Modified bishop safe check bonus. Suggested by 'dragon'
15-03-20 Voy cmhPP2 diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 2118 W: 362 L: 463 D: 1293
sprt @ 15+0.05 th 1 Add allow cutoff penalty to both cmh and history tables.
15-03-21 lbr cmh diff
LLR: -2.95 (-2.94,2.94) [-0.50,4.50]
Total: 8597 W: 1592 L: 1688 D: 5317
sprt @ 15+0.05 th 1 linear bonus for cmh. suggested on the forum
15-03-21 vin doubled_distance diff
ELO: -2.48 +-3.0 (95%) LOS: 5.5%
Total: 19507 W: 3715 L: 3854 D: 11938
20000 @ 15+0.05 th 1 Estimate the value of the scaling down of doubled pawn penalty with the vertical distance between pawns.
15-03-21 vin rook_pawn_adjust diff
LLR: -2.62 (-2.94,2.94) [0.00,4.00]
Total: 44316 W: 8552 L: 8534 D: 27230
sprt @ 15+0.05 th 1 Try lowering the value of the A-pawn. From Mindbreaker's "minority attack" posts.
15-03-21 aji hanging_piece_threats diff
LLR: -0.20 (-2.94,2.94) [-1.50,4.50]
Total: 52 W: 6 L: 13 D: 33
sprt @ 15+0.05 th 1 Don't consider threats by hanging pieces. Appy only to pawns, minors and rooks : STC
15-03-21 jki noyield diff
ELO: -4.36 +-17.5 (95%) LOS: 31.3%
Total: 398 W: 50 L: 55 D: 293
20000 @ 60+0.05 th 16 Measure how much we lose by yieldining (16 threads)
15-03-21 vin doubled_distance diff
LLR: -3.03 (-2.94,2.94) [-1.50,4.50]
Total: 12574 W: 2407 L: 2482 D: 7685
sprt @ 15+0.05 th 1 Reduce the scaling back of the doubled pawn penalty with separation.
15-03-21 vin doubled_distance_2 diff
LLR: -2.97 (-2.94,2.94) [-1.50,4.50]
Total: 23363 W: 4447 L: 4491 D: 14425
sprt @ 15+0.05 th 1 Don't water down the doubled pawn penalty with inter pawn distance for isolated doubled pawns.
15-03-21 jki noyield diff
ELO: 0.30 +-2.7 (95%) LOS: 58.6%
Total: 20000 W: 3047 L: 3030 D: 13923
20000 @ 15+0.05 th 16 Measure how much we lose by yieldining (16 threads)
15-03-21 Roc PawnOpposed diff
LLR: 2.97 (-2.94,2.94) [-1.50,4.50]
Total: 15695 W: 3118 L: 2969 D: 9608
sprt @ 15+0.05 th 1 "opposed" pawns are pawns with some opponent somewhere in front. This test includes our pawns too, viewing those "opposed" pawns as screeners for vertical attacks.
15-03-21 Voy cmh(fix) diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 28834 W: 5602 L: 5630 D: 17602
sprt @ 15+0.05 th 1 Bonus should stay depth*depth, only penalty will be -depth.
15-03-21 vin rook_pawns_adjust diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 21192 W: 4001 L: 4050 D: 13141
sprt @ 15+0.05 th 1 Try lowering the value of both a and h pawns. Although one might prefer symmetry, one can't be sure it is better in practice.
15-03-21 Voy cmhPP diff
LLR: 2.97 (-2.94,2.94) [0.00,6.00]
Total: 6950 W: 1189 L: 1054 D: 4707
sprt @ 60+0.05 th 1 See if (allow cutoff penalty) will pass LTC.
15-03-21 aji hanging_piece_threats diff
LLR: -0.01 (-2.94,2.94) [-1.50,4.50]
Total: 103 W: 19 L: 19 D: 65
sprt @ 15+0.05 th 1 Don't consider threats by hanging pieces : STC
15-03-21 jos pawn_psqt diff
ELO: 4.77 +-2.2 (95%) LOS: 100.0%
Total: 40124 W: 8711 L: 8160 D: 23253
30000 @ 9+0.05 th 1 A first quick measure of some preliminary values.
15-03-21 Roc PawnOpposed diff
ELO: 3.28 +-3.1 (95%) LOS: 98.2%
Total: 20000 W: 4162 L: 3973 D: 11865
20000 @ 9+0.05 th 1 Most likely, there was some benefit in the isolated/backward case, Verify if there is also some benefit in the connected case,
15-03-21 mco tt_vector diff
LLR: -1.54 (-2.94,2.94) [-3.00,1.00]
Total: 99107 W: 18800 L: 19059 D: 61248
sprt @ 15+0.05 th 1 Use a std::vector to implement TT ( big simplification)
15-03-22 Roc PawnOpposed diff
ELO: 0.36 +-3.1 (95%) LOS: 59.1%
Total: 20000 W: 4177 L: 4156 D: 11667
20000 @ 9+0.05 th 1 Measuring now only the Connected/Backward case
15-03-22 aji hanging_piece_threats_A diff
LLR: -0.89 (-2.94,2.94) [-1.50,4.50]
Total: 1775 W: 329 L: 356 D: 1090
sprt @ 15+0.05 th 1 Don't consider threats by hanging pieces: STC
15-03-22 jos pawn_psqt diff
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 52284 W: 8880 L: 8559 D: 34845
sprt @ 60+0.05 th 1 LTC: Pawn psqt values. Look very promising at short tc.
15-03-22 aji hanging_pawn_threats diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 23053 W: 4425 L: 4469 D: 14159
sprt @ 15+0.05 th 1 Final attempt: Don't consider threats by hanging pawns: STC
15-03-22 Roc PawnOpposed diff
ELO: -0.76 +-2.8 (95%) LOS: 29.9%
Total: 23649 W: 4812 L: 4864 D: 13973
25000 @ 9+0.05 th 1 OK, not much benefit when applied in both Isolated & Backward case. Let's check the Backward case alone.
15-03-22 Voy cmh_lmr diff
LLR: 2.96 (-2.94,2.94) [-1.50,4.50]
Total: 20075 W: 3885 L: 3726 D: 12464
sprt @ 15+0.05 th 1 Use cmh for lmr. Local testings looks good...
15-03-22 Roc KnightDefended diff
LLR: -2.95 (-2.94,2.94) [-1.50,4.50]
Total: 3789 W: 703 L: 799 D: 2287
sprt @ 15+0.05 th 1 Pieces/Pawns defended by a Knight are not so well defended. When Knight must move away, defence is be lost in all cases, contrarily to sliders which can keep in most case the defense from a distance. From a MindBreaker idea.
15-03-22 Roc PawnOpposed diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 40753 W: 6479 L: 6506 D: 27768
sprt @ 60+0.05 th 1 LTC: applied only in the Connected case since no clear benefit in the Backward/Isolated case. Run as a "parameter tweak"
15-03-22 Voy cmh_lmr diff
LLR: -2.95 (-2.94,2.94) [0.00,6.00]
Total: 19990 W: 3126 L: 3136 D: 13728
sprt @ 60+0.05 th 1 Let see if it passes LTC