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Subject: Re: Mobility in Chess Evaluation Function at terminal-nodes

Author: Dann Corbit

Date: 16:34:17 12/28/05

Go up one level in this thread


This is Beowulf data at 5 plies:

bishop_score=354 at 5; stddev=11.806867 : -0.0649647*x^2 + 45.9411*x + -2296.14
(x=291.000000, y=5569.000000), t=2809.000000
(x=307.000000, y=5685.000000), t=2837.000000
(x=323.000000, y=5775.000000), t=2846.000000
(x=339.000000, y=5801.000000), t=2860.000000
(x=355.000000, y=5836.000000), t=2858.000000
(x=371.000000, y=5794.000000), t=2855.000000
(x=387.000000, y=5759.000000), t=2858.000000
(xmax=355.000000, ymax=5836.000000), xmax seen verses curve xmax [355 354]

knight_score=319 at 5; stddev=13.190923 : -0.0730562*x^2 + 46.643*x + -1620.68
(x=286.000000, y=5750.000000), t=2859.000000
(x=302.000000, y=5795.000000), t=2856.000000
(x=318.000000, y=5824.000000), t=2861.000000
(x=334.000000, y=5795.000000), t=2858.000000
(x=350.000000, y=5773.000000), t=2847.000000
(x=366.000000, y=5667.000000), t=2830.000000
(x=382.000000, y=5530.000000), t=2810.000000
(xmax=318.000000, ymax=5824.000000), xmax seen verses curve xmax [318 319]

queen_score=1100 at 5; stddev=4.098942 : -0.000190476*x^2 + 0.458095*x + 5555
(x=850.000000, y=5804.000000), t=2867.000000
(x=900.000000, y=5819.000000), t=2862.000000
(x=950.000000, y=5816.000000), t=2859.000000
(x=1000.000000, y=5821.000000), t=2859.000000
(x=1050.000000, y=5826.000000), t=2857.000000
(x=1100.000000, y=5829.000000), t=2856.000000
(x=1150.000000, y=5830.000000), t=2856.000000
(xmax=1150.000000, ymax=5830.000000), xmax seen verses curve xmax [1150 1100]
TIME queen_score=1100 at 5; stddev=1.419368 : 0.000147619*x^2 + -0.32881*x +
3039.14
TIME (xmin=1100.000000, tmin=2856.000000), TIME xmin seen verses curve xmin
[1100 1100]

rook_score=492 at 5; stddev=7.479562 : -0.00404924*x^2 + 3.98785*x + 4847.15
(x=471.000000, y=5826.000000), t=2861.000000
(x=492.000000, y=5826.000000), t=2860.000000
(x=513.000000, y=5836.000000), t=2858.000000
(x=534.000000, y=5820.000000), t=2855.000000
(x=555.000000, y=5814.000000), t=2855.000000
(x=576.000000, y=5792.000000), t=2851.000000
(x=597.000000, y=5790.000000), t=2851.000000
(xmax=513.000000, ymax=5836.000000), xmax seen verses curve xmax [513 492]
TIME rook_score=580 at 5; stddev=1.494030 : 2.69949e-005*x^2 + -0.115565*x +
2909.82
TIME (xmin=576.000000, tmin=2851.000000), TIME xmin seen verses curve xmin [576
580]

avoidance_depth_razor=13 at 5; stddev=2.279797 : -0.30303*x^2 + 7.6*x + 5746.31
(x=7.000000, y=5785.000000), t=2601.000000
(x=8.000000, y=5785.000000), t=2600.000000
(x=9.000000, y=5793.000000), t=2851.000000
(x=10.000000, y=5793.000000), t=2852.000000
(x=11.000000, y=5793.000000), t=2850.000000
(x=12.000000, y=5793.000000), t=2851.000000
(x=13.000000, y=5793.000000), t=2853.000000
(x=14.000000, y=5793.000000), t=2857.000000
(x=15.000000, y=5793.000000), t=2861.000000
(xmax=9.000000, ymax=5793.000000), xmax seen verses curve xmax [9 13]


Bad data this pass -- no fit. (avoid_null_mat):
(x=3.000000, y=5793.000000), t=2855.000000
(x=6.000000, y=5793.000000), t=2854.000000
(x=9.000000, y=5793.000000), t=2853.000000
(x=12.000000, y=5793.000000), t=2854.000000
(x=15.000000, y=5793.000000), t=2853.000000
(x=18.000000, y=5793.000000), t=2852.000000
(x=21.000000, y=5793.000000), t=2855.000000 xmax seen verses curve xmax [3 0]
 avoid_null_mat=21 at 5; {badfit}
TIME avoid_null_mat=13 at 5; stddev=1.475900 : 0.021164*x^2 + -0.555556*x +
2856.57
TIME (xmax=3.000000, ymax=5793.000000), TIME xmax seen verses curve xmax [3 13]


Bad data this pass -- no fit. (avoid_null_pieces):
(x=1.000000, y=5793.000000), t=2848.000000
(x=2.000000, y=5793.000000), t=2847.000000
(x=3.000000, y=5793.000000), t=2848.000000
(x=4.000000, y=5793.000000), t=2848.000000
(x=5.000000, y=5793.000000), t=2846.000000
(x=6.000000, y=5793.000000), t=2850.000000
(x=7.000000, y=5792.000000), t=2847.000000
(x=8.000000, y=5793.000000), t=2849.000000
(x=9.000000, y=5793.000000), t=2849.000000
(x=10.000000, y=5793.000000), t=2852.000000
(x=11.000000, y=5795.000000), t=2859.000000 xmax seen verses curve xmax [11 5]
 avoid_null_pieces=11 at 5; {badfit}
TIME avoid_null_pieces=4 at 5; stddev=2.432244 : 0.213287*x^2 + -1.82308*x +
2850.49
TIME (xmax=11.000000, ymax=5795.000000), TIME xmax seen verses curve xmax [11 4]


Bad data this pass -- no fit. (avoid_raz_num):
(x=3.000000, y=5793.000000), t=2847.000000
(x=4.000000, y=5793.000000), t=2847.000000
(x=5.000000, y=5793.000000), t=2847.000000
(x=6.000000, y=5793.000000), t=2849.000000
(x=7.000000, y=5794.000000), t=2850.000000
(x=8.000000, y=5794.000000), t=2852.000000
(x=9.000000, y=5794.000000), t=2853.000000 xmax seen verses curve xmax [7 1]
 avoid_raz_num=9 at 5; {badfit}
TIME avoid_raz_num=2 at 5; stddev=1.023268 : 0.154762*x^2 + -0.75*x + 2847.6
TIME (xmax=7.000000, ymax=5794.000000), TIME xmax seen verses curve xmax [7 2]


Bad data this pass -- no fit. (back_rank_unsafe):
(x=3.000000, y=5792.000000), t=2847.000000
(x=4.000000, y=5792.000000), t=2847.000000
(x=5.000000, y=5792.000000), t=2906.000000
(x=6.000000, y=5792.000000), t=2856.000000
(x=7.000000, y=5792.000000), t=2859.000000
(x=8.000000, y=5792.000000), t=3032.000000
(x=9.000000, y=5792.000000), t=2996.000000
(x=10.000000, y=5792.000000), t=2910.000000 xmax seen verses curve xmax [3 0]
 back_rank_unsafe=10 at 5; {badfit}


Bad data this pass -- no fit. (backward_pawn_1):
(x=3.000000, y=5792.000000), t=3106.000000
(x=4.000000, y=5792.000000), t=3011.000000
(x=5.000000, y=5792.000000), t=2936.000000
(x=6.000000, y=5792.000000), t=2934.000000
(x=7.000000, y=5792.000000), t=2958.000000
(x=8.000000, y=5792.000000), t=2939.000000
(x=9.000000, y=5792.000000), t=2936.000000
(x=10.000000, y=5792.000000), t=2938.000000
(x=11.000000, y=5792.000000), t=2936.000000
(x=12.000000, y=5792.000000), t=2940.000000 xmax seen verses curve xmax [3 0]
 backward_pawn_1=12 at 5; {badfit}
TIME backward_pawn_1=9 at 5; stddev=29.805511 : 4.15909*x^2 + -74.6409*x +
3254.95
TIME (xmax=3.000000, ymax=5792.000000), TIME xmax seen verses curve xmax [3 9]


Bad data this pass -- no fit. (backward_pawn_2):
(x=7.000000, y=5792.000000), t=2938.000000
(x=10.000000, y=5792.000000), t=2938.000000
(x=13.000000, y=5792.000000), t=2937.000000
(x=16.000000, y=5792.000000), t=2938.000000
(x=19.000000, y=5792.000000), t=2938.000000
(x=22.000000, y=5792.000000), t=2937.000000
(x=25.000000, y=5792.000000), t=2938.000000
(x=28.000000, y=5792.000000), t=2940.000000 xmax seen verses curve xmax [7 0]
 backward_pawn_2=28 at 5; {badfit}
TIME backward_pawn_2=15 at 5; stddev=1.200340 : 0.0132275*x^2 + -0.407407*x +
2940.45
TIME (xmax=7.000000, ymax=5792.000000), TIME xmax seen verses curve xmax [7 15]


Bad data this pass -- no fit. (backward_pawn_3):
(x=15.000000, y=5792.000000), t=2938.000000
(x=21.000000, y=5792.000000), t=2938.000000
(x=27.000000, y=5792.000000), t=2940.000000
(x=33.000000, y=5792.000000), t=2940.000000
(x=39.000000, y=5792.000000), t=2939.000000
(x=45.000000, y=5792.000000), t=3025.000000
(x=51.000000, y=5792.000000), t=3117.000000 xmax seen verses curve xmax [15 0]
 backward_pawn_3=51 at 5; {badfit}
TIME backward_pawn_3=26 at 5; stddev=22.560523 : 0.290344*x^2 + -14.9365*x +
3111.62
TIME (xmax=15.000000, ymax=5792.000000), TIME xmax seen verses curve xmax [15
26]




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