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19-04-17 MJZ Shuffle-Tune7 diff
ELO: 2.36 +-3.8 (95%) LOS: 88.6%
Total: 10000 W: 1630 L: 1562 D: 6808
10000 @ 20+0.2 th 8 One more check for PR#2108 with multi threads.
19-04-18 MJZ SecondTTMove2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 26981 W: 5909 L: 5940 D: 15132
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves, only for PvNodes (d > 5), erase if bestValue < beta
19-04-18 MJZ SecondTTMove4 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 26249 W: 5799 L: 5833 D: 14617
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves, only for PvNodes (d > 5), option 2 : cap reduction to 2 plies
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 68302 W: 15209 L: 15035 D: 38058
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves, only for PvNodes (d > 5)
19-04-17 MJZ SecondTTMove4 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 26396 W: 5756 L: 5790 D: 14850
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves, only for PvNodes (d > 5), remove "r" condition
19-04-16 MJZ Shuffle-Tune7 diff
LLR: 2.95 (-2.94,2.94) [0.00,3.50]
Total: 57835 W: 8633 L: 8316 D: 40886
sprt @ 180+1.8 th 1 Try to improve Shuffle-Tune6 - Extension limit = 18. STC non regression is OK, testing VLTC with low thp.
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 4218 W: 855 L: 999 D: 2364
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 2, add a depth condition (save d > 6), increase singular search depth
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 23722 W: 5226 L: 5273 D: 13223
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 2, add a depth condition (save d > 6)
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.94 (-2.94,2.94) [0.50,4.50]
Total: 13351 W: 2917 L: 3015 D: 7419
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 3, add a depth condition (save d > 5)
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 15546 W: 3421 L: 3509 D: 8616
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 4
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 18644 W: 4121 L: 4193 D: 10330
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 3
19-04-17 MJZ SecondTTMove3 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 3022 W: 600 L: 750 D: 1672
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 3, small compensation 1.95 >> 1.94
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 11903 W: 2607 L: 2713 D: 6583
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - only if r > 2
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 7509 W: 1598 L: 1725 D: 4186
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves - filter tte2.depth > depth / 2
19-04-17 MJZ SecondTTMove2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 10968 W: 2377 L: 2487 D: 6104
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves
19-04-17 MJZ SecondTTMove3 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 3254 W: 672 L: 822 D: 1760
sprt @ 10+0.1 th 1 Decrease reduction for second ttMoves && skip singular search if ttMove2
19-04-17 MJZ SecondTTMove diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 11778 W: 2568 L: 2674 D: 6536
sprt @ 10+0.1 th 1 Checking the impact of saving second ttMoves
19-04-16 MJZ Shuffle-Tune7 diff
LLR: -2.95 (-2.94,2.94) [0.00,3.50]
Total: 72809 W: 12335 L: 12305 D: 48169
sprt @ 60+0.6 th 1 Try to improve Shuffle-Tune6 - Extension limit = 18. STC non regression is OK, testing LTC with low thp.
19-04-16 MJZ Shuffle-Tune7 diff
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 56493 W: 12617 L: 12565 D: 31311
sprt @ 10+0.1 th 1 Try to improve Shuffle-Tune6 - Extension limit = 18. Sorry second non-regression, results are dubious and non consistent (perhaps because of high opening dependance).
19-04-16 MJZ Shuffle-Tune7 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 12470 W: 2705 L: 2808 D: 6957
sprt @ 10+0.1 th 1 Try to improve Shuffle-Tune6 : test with normal STC bounds. Extension limit = 18
19-04-16 MJZ Shuffle-Tune7 diff
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 9218 W: 2138 L: 1991 D: 5089
sprt @ 10+0.1 th 1 Try to improve Shuffle-Tune6 : less regression at STC. Extension limit = 18
19-04-15 MJZ Shuffle-Tune6 diff
LLR: -2.95 (-2.94,2.94) [0.00,3.50]
Total: 88749 W: 15123 L: 15047 D: 58579
sprt @ 60+0.6 th 1 LTC test of http://tests.stockfishchess.org/tests/view/5cb10da60ebc5925cf013c74
19-04-15 MJZ Delta-LMR2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 68124 W: 15039 L: 14867 D: 38218
sprt @ 10+0.1 th 1 Decrease reduction for broad aspiration windows (beta - alpha > 72) to avoid instabilities - add small compensation to reduction factor (1.95 >> 1.94)
19-04-15 MJZ Delta-LMR3 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 25052 W: 5530 L: 5570 D: 13952
sprt @ 10+0.1 th 1 Decrease reduction for broad aspiration windows (beta - alpha > 50) to avoid instabilities - add small compensation to reduction factor (1.95 >> 1.94)
19-04-15 MJZ Delta-LMR diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 69840 W: 15490 L: 15309 D: 39041
sprt @ 10+0.1 th 1 Decrease reduction for broad aspiration windows to avoid instabilities
19-04-15 MJZ Delta-LMR2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 27820 W: 6082 L: 6109 D: 15629
sprt @ 10+0.1 th 1 Decrease reduction for broad aspiration windows to avoid instabilities - add small compensation to reduction factor (1.95 >> 1.92)
19-04-15 MJZ Shuffle-Tune6 diff
LLR: -2.95 (-2.94,2.94) [-3.00,1.00]
Total: 26528 W: 5770 L: 5987 D: 14771
sprt @ 10+0.1 th 1 STC test of http://tests.stockfishchess.org/tests/view/5cb10da60ebc5925cf013c74 - test as non regression for STC
19-04-15 MJZ Shuffle-Tune6 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 12021 W: 2630 L: 2735 D: 6656
sprt @ 10+0.1 th 1 STC test of http://tests.stockfishchess.org/tests/view/5cb10da60ebc5925cf013c74
19-04-13 MJZ Shuffle-Tune4 diff
LLR: -1.95 (-2.94,2.94) [0.00,3.50]
Total: 75707 W: 10926 L: 10851 D: 53930
sprt @ 180+1.8 th 1 Shuffle limit = 36 - 6 x (piece.count > 14), extension limited to 2 x rootDepth - Test at VLTC (please accept only if LTC is OK and then VLTC is not spec).
19-04-12 MJZ Shuffle-Tune6 diff
LLR: 2.95 (-2.94,2.94) [0.00,3.50]
Total: 67356 W: 9963 L: 9623 D: 47770
sprt @ 180+1.8 th 1 Back to more safe approach. Shuffle limit = 36 - 6 x (piece.count > 14)
19-04-13 MJZ Shuffle-Tune4 diff
LLR: -2.95 (-2.94,2.94) [0.00,3.50]
Total: 45883 W: 7633 L: 7680 D: 30570
sprt @ 60+0.6 th 1 Shuffle limit = 36 - 6 x (piece.count > 14), extension limited to 2 x rootDepth - spec LTC
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -0.24 (-2.94,2.94) [0.00,3.50]
Total: 19735 W: 2834 L: 2799 D: 14102
sprt @ 180+1.8 th 1 Shuffle detection : ply < 3 * rootDepth - Framework is empty, I try at VLTC with low thp
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -2.20 (-2.94,2.94) [0.00,3.50]
Total: 51503 W: 8609 L: 8596 D: 34298
sprt @ 60+0.6 th 1 Shuffle detection : ply < 3 * rootDepth, one more try with d < 3 - Spec LTC (needs high depth search)
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -1.74 (-2.94,2.94) [0.00,3.50]
Total: 19875 W: 3300 L: 3348 D: 13227
sprt @ 60+0.6 th 1 After last patch removing dangerous shuffle procedure, test a new one with better parameters and limited loops to avoid infinite search - try 2 - ply < 3 * rootDepth - Spec LTC (needs high depth search)
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 24454 W: 5372 L: 5416 D: 13666
sprt @ 10+0.1 th 1 After last patch removing dangerous shuffle procedure, test a new one with better parameters and limited loops to avoid infinite search - try 2 - ply < 3 * rootDepth
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 18958 W: 4156 L: 4227 D: 10575
sprt @ 10+0.1 th 1 After last patch removing dangerous shuffle procedure, test a new one with better parameters and limited loops to avoid infinite search - test STC
19-04-12 MJZ Shuffle-Tune4 diff
LLR: -0.32 (-2.94,2.94) [0.00,3.50]
Total: 20975 W: 3606 L: 3565 D: 13804
sprt @ 60+0.6 th 1 Shuffle limit : decrease by 12 if pieces count > 14.
19-04-12 MJZ Shuffle-Tune5 diff
LLR: -0.62 (-2.94,2.94) [0.00,3.50]
Total: 4930 W: 791 L: 814 D: 3325
sprt @ 60+0.6 th 1 Shuffle limit : decrease by 12 if pieces count > 14 && verify (tte.depth > 6, abs(ttValue) < 600)
19-04-11 MJZ Shuffle-Tune3 diff
LLR: -1.93 (-2.94,2.94) [0.00,3.50]
Total: 85847 W: 14604 L: 14476 D: 56767
sprt @ 60+0.6 th 1 Shuffle limit : decrease by 12 if pieces count > 12.
19-04-11 MJZ Shuffle-Tune4 diff
LLR: -2.95 (-2.94,2.94) [0.00,3.50]
Total: 45464 W: 7601 L: 7649 D: 30214
sprt @ 60+0.6 th 1 Shuffle limit : decrease by 14 if pieces count > 12.
19-04-11 MJZ PawnMajority2 diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 29594 W: 6507 L: 6525 D: 16562
sprt @ 10+0.1 th 1 EG bonus if king is supporting a pawn majority. (0, 6) if relative rank > 2
19-04-11 MJZ PawnMajority diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 21317 W: 4659 L: 4718 D: 11940
sprt @ 10+0.1 th 1 EG bonus if king is supporting a pawn majority. (0, 10) if relative rank > 2
19-04-11 MJZ PawnMajority diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 13629 W: 2960 L: 3057 D: 7612
sprt @ 10+0.1 th 1 EG bonus if king is supporting a pawn majority. (0, 6)
19-04-11 MJZ Shuffle-Tune2 diff
LLR: -0.41 (-2.94,2.94) [0.00,3.50]
Total: 6764 W: 991 L: 998 D: 4775
sprt @ 180+1.8 th 1 Shuffle detection : remove depth limit. (I will stop it if no clear improvement after ~20k games) - rerun with right hash size
19-04-11 MJZ Shuffle-Tune4 diff
LLR: -0.89 (-2.94,2.94) [0.00,3.50]
Total: 20261 W: 3403 L: 3399 D: 13459
sprt @ 60+0.6 th 1 Shuffle limit : decrease by 8 if pieces count > 12.
19-04-10 MJZ Shuffle-Tune diff
LLR: -0.38 (-2.94,2.94) [0.00,4.00]
Total: 8281 W: 1185 L: 1181 D: 5915
sprt @ 180+1.8 th 1 Shuffle limit : 34 instead of 36. Needs high depth search. (I will stop it if no clear improvement after ~20k games)
19-04-10 MJZ Shuffle-Tune2 diff
LLR: -0.61 (-2.94,2.94) [0.00,4.00]
Total: 8972 W: 1316 L: 1321 D: 6335
sprt @ 180+1.8 th 1 Extension limit : 16 instead of 14. Needs high depth search. (I will stop it if no clear improvement after ~20k games)
19-04-10 MJZ Shuffle-Tune3 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 19832 W: 4325 L: 4392 D: 11115
sprt @ 10+0.1 th 1 Order shuffle contitions - No functional change but perhaps better at STC.
19-04-10 MJZ Shuffle-Tune2 diff
LLR: -2.96 (-2.94,2.94) [0.50,4.50]
Total: 11262 W: 2425 L: 2534 D: 6303
sprt @ 10+0.1 th 1 Extension limit : 16 instead of 14. Needs high depth search. Test STC (test queue almost empty)
19-04-09 MJZ MoveOne-Reduction diff
LLR: -2.95 (-2.94,2.94) [0.50,4.50]
Total: 22718 W: 5019 L: 5071 D: 12628
sprt @ 10+0.1 th 1 Decrease reduction for opponent first move at cut nodes - option 2