Stockfish Testing Queue

Finished - 1136 tests

16-09-09 Elb lmrk3 diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 12215 W: 2141 L: 2214 D: 7860
sprt @ 10+0.1 th 1 A simpler approach to LMR for killers
16-09-09 Elb fut_see diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 3836 W: 645 L: 754 D: 2437
sprt @ 10+0.1 th 1 Use see_sign instead of see in futility pruning
16-09-08 Elb lmrk2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 28315 W: 3711 L: 3736 D: 20868
sprt @ 60+0.6 th 1 LMR for killers take 3 (LTC)
16-09-07 Elb lmrk2 diff
LLR: 2.95 (-2.94,2.94) [0.00,5.00]
Total: 55709 W: 10470 L: 10103 D: 35136
sprt @ 10+0.1 th 1 LMR for killers take 3
16-09-06 Elb lmrk2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 26712 W: 4926 L: 4936 D: 16850
sprt @ 10+0.1 th 1 Take 2: LMR for killers
16-09-06 Elb lmrk2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 5593 W: 947 L: 1048 D: 3598
sprt @ 10+0.1 th 1 LMR for killers
16-09-06 Elb incr_red diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 12352 W: 2277 L: 2349 D: 7726
sprt @ 10+0.1 th 1 Take 2: Increase reduction when there is not much non-pawn material
16-09-06 Elb incr_red diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 14639 W: 2677 L: 2739 D: 9223
sprt @ 10+0.1 th 1 Increase reduction when there is not much non-pawn material
16-09-05 Elb bishop_pen2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 19017 W: 3507 L: 3550 D: 11960
sprt @ 10+0.1 th 1 Final try
16-09-05 Elb bishop_pen2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 9577 W: 1746 L: 1830 D: 6001
sprt @ 10+0.1 th 1 Take 3
16-09-05 Elb bishop_pen2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 30941 W: 5678 L: 5670 D: 19593
sprt @ 10+0.1 th 1 Take 2: Give less penalty for pawns of same color for opposite bishops
16-09-04 Elb bishop_pen2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 72935 W: 13656 L: 13464 D: 45815
sprt @ 10+0.1 th 1 Give less penalty for pawns of same color for opposite bishops
16-09-03 Elb psqt_tuned diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 31649 W: 5656 L: 5705 D: 20288
sprt @ 10+0.1 th 1 Tuned psqt values after 30k games
16-09-02 Elb tune_psqt diff
13503/30000 iterations
30982/60000 games played
60000 @ 10+0.1 th 1 Tune psqt Bonus array. Test http://tests.stockfishchess.org/tests/view/57c573770ebc59030fbe4b03 indicates some improvement is possible.
16-08-31 Elb king_centr2 diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 63957 W: 11813 L: 11749 D: 40395
sprt @ 10+0.1 th 1 Take 3
16-08-30 Elb king_centr2 diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 118522 W: 22098 L: 21843 D: 74581
sprt @ 10+0.1 th 1 Take 2: adjust the values in the psqt table
16-08-30 Elb king_centr diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 8163 W: 1487 L: 1578 D: 5098
sprt @ 10+0.1 th 1 Give bonus to attacking side if the king is centralized in endgame
16-08-29 Elb rook_ending diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 8297 W: 1173 L: 1263 D: 5861
sprt @ 10+0.1 th 1 Try out rook ending idea by Dave Kittinger: https://groups.google.com/forum/?fromgroups=#!topic/fishcooking/2zrTvxSdWwA
16-08-29 Elb lmr_hcor diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 39748 W: 7388 L: 7407 D: 24953
sprt @ 10+0.1 th 1 LMR history correction value tweak (take 2)
16-08-28 Elb lmr_hcor diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 41786 W: 7767 L: 7779 D: 26240
sprt @ 10+0.1 th 1 LMR history correction value tweak.
16-08-26 Elb simple_eg3 diff
LLR: -2.96 (-2.94,2.94) [-3.00,1.00]
Total: 45853 W: 6661 L: 6878 D: 32314
sprt @ 10+0.1 th 1 Take 3 Endgame simplification: retire KBPPKB endgame, let opposite bishop endgames be handled in KBPsK endgame. And in the process, improve evaluations for them. Lowered priority for take 2.
16-08-25 Elb simple_eg2 diff
LLR: -0.84 (-2.94,2.94) [-3.00,1.00]
Total: 71800 W: 10566 L: 10713 D: 50521
sprt @ 10+0.1 th 1 Endgame simplification: retire KBPPKB endgame, let opposite bishop endgames be handled in KBPsK endgame. And in the process, improve evaluations for them.
16-08-24 Elb simple_eg diff
LLR: -2.96 (-2.94,2.94) [-3.00,1.00]
Total: 11945 W: 1713 L: 1882 D: 8350
sprt @ 10+0.1 th 1 Simplification of bishop endgames that gives better evaluations.
16-08-24 Elb tune_opp diff
21653/30000 iterations
43999/60000 games played
60000 @ 10+0.1 th 1 Tuning session for opp bishops endgame
16-08-24 Elb opb_mt diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 9495 W: 1291 L: 1414 D: 6790
sprt @ 10+0.1 th 1 Take 2: get rid of popcount to improve performance
16-08-23 Elb opb_mt diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 19656 W: 2849 L: 2943 D: 13864
sprt @ 10+0.1 th 1 Another opposite bishops endgame parameter tweak. This one seems to improve a lot of evals for positions that were reported by Mindbreaker1 here: https://groups.google.com/forum/#!topic/fishcooking/vuoEKP2yOCE%5B501-525%5D
16-08-23 Elb holes diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 10524 W: 1872 L: 1952 D: 6700
sprt @ 10+0.1 th 1 Take 3: now only give penalty in endgame
16-08-23 Elb holes diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 4099 W: 737 L: 846 D: 2516
sprt @ 10+0.1 th 1 Try the concept of holes in pawn structure (take 2)
16-08-23 Elb holes diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 7733 W: 1366 L: 1458 D: 4909
sprt @ 10+0.1 th 1 Try the concept of holes in pawn structure
16-08-23 Elb knight_outpost2 diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 20657 W: 3714 L: 3800 D: 13143
sprt @ 10+0.1 th 1 Another attempt at knight outposts
16-08-22 Elb pawn_dist diff
LLR: -2.94 (-2.94,2.94) [0.00,4.00]
Total: 11204 W: 2003 L: 2121 D: 7080
sprt @ 10+0.1 th 1 Take 2
16-08-22 Elb pawn_dist diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 9126 W: 1625 L: 1751 D: 5750
sprt @ 10+0.1 th 1 Use pawn distance in opposite bishop scale factor calculation
16-08-21 Elb lmr_captweak diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 5240 W: 946 L: 1050 D: 3244
sprt @ 10+0.1 th 1 Take 2
16-08-19 Elb st_det diff
ELO: 0.07 +-2.6 (95%) LOS: 52.1%
Total: 20000 W: 2948 L: 2944 D: 14108
20000 @ 10+0.1 th 1 A quick check if it is possible to improve upon test http://tests.stockfishchess.org/tests/view/57b233d30ebc591c761f6405 for bishop endgames
16-08-19 Elb lmr_captweak diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 41531 W: 7701 L: 7714 D: 26116
sprt @ 10+0.1 th 1 LMR on captures tweak
16-08-19 Elb outposts_tuned2 diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 18897 W: 3476 L: 3520 D: 11901
sprt @ 10+0.1 th 1 Safe outposts with tuned values
16-08-18 Elb tune_outposts2 diff
29011/30000 iterations
59530/60000 games played
60000 @ 10+0.1 th 1 Tune safe outposts (outposts that cannot be attacked by enemy minors)
16-08-18 Elb outposts_tuned diff
LLR: -2.94 (-2.94,2.94) [0.00,4.00]
Total: 21158 W: 3960 L: 4043 D: 13155
sprt @ 10+0.1 th 1 Use tuned outposts values
16-08-17 Elb knight_outpost diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 63625 W: 12010 L: 11944 D: 39671
sprt @ 10+0.1 th 1 Increase bonus for knight outpost (nr 9 of Stephane Nicolet's suggestions)
16-08-17 Elb tune_outposts diff
27103/30000 iterations
56024/60000 games played
60000 @ 10+0.1 th 1 Tune the outpost values as knight_outpost test indicates some improvement is possible. Lowered priority of knight_outpost test.
16-08-17 Elb knight_outpost diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 35242 W: 6591 L: 6564 D: 22087
sprt @ 10+0.1 th 1 Take 2: increase outpost bonus if knight cannot be attacked by minors
16-08-15 Elb KBPPKB_endgame2 diff
ELO: -0.38 +-2.6 (95%) LOS: 38.7%
Total: 20000 W: 2926 L: 2948 D: 14126
20000 @ 10+0.1 th 1 See pull request #747. I would like to check what the ELO gain/loss is for this endgame patch.
16-08-15 Elb opp_bishop4 diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 25463 W: 3718 L: 3747 D: 17998
sprt @ 10+0.1 th 1 Take 2: try fortress detection in bishop endgames
16-08-15 Elb opp_bishop4 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 17842 W: 2592 L: 2648 D: 12602
sprt @ 10+0.1 th 1 Try fortress detection in bishop endgames
16-08-10 Elb combo7 diff
LLR: -3.39 (-2.94,2.94) [0.00,5.00]
Total: 9160 W: 1695 L: 1800 D: 5665
sprt @ 10+0.1 th 1 Combo of 2 yellow patches
16-08-09 Elb opp_bishop3 diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 41170 W: 6088 L: 6059 D: 29023
sprt @ 10+0.1 th 1 Final try in this series
16-08-09 Elb opp_bishop3 diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 19292 W: 2870 L: 2920 D: 13502
sprt @ 10+0.1 th 1 As take 3 was the best run yet, increase the values for attacking pawns of the stronger side
16-08-08 Elb opp_bishop3 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 71366 W: 10651 L: 10512 D: 50203
sprt @ 10+0.1 th 1 Take 3: check if the stronger side has pawns that can be attacked.
16-08-08 Elb opp_bishop3 diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 13709 W: 1925 L: 1997 D: 9787
sprt @ 10+0.1 th 1 Take 2: if all pawns of the strong side are blocked, more drawing chances
16-08-08 Elb opp_bishop3 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 8994 W: 1249 L: 1337 D: 6408
sprt @ 10+0.1 th 1 Have a points based system in determining scale factor in opposite bishops endgame