まあ、これって以前は固定のままで随分と学習させてたんだけど、
NumberOfLeaves: 351
NumberOfIterations: 2000
LearningRate: 0.01
MaximumBinCountPerFeature: 47
MinimumExampleCountPerLeaf: 50
FeatureFraction: 0.75
SubsampleFraction: 0.8
CustomGains: 0～500 = 0点, 501～1000は1.8乗に0～1000点
20回と思って2回目でいきなりNDCG@1=0.7811 NDCG@3=0.7840
| 3,455R | 1点 | 芝(1,689R) | ダート(1,646R) | 障害(120R) | 8頭以下(219R) | 9～12頭(809R) | 13頭以上(2,427R) | 多点 |
| 単勝 | 27.87% (80.31%) |
27.41% (82.18%) |
28.13% (77.67%) |
30.83% (90.08%) |
39.27% (89.50%) |
29.05% (82.87%) |
26.45% (78.62%) |
58.21% (78.21%) |
| 複勝 | 59.22% (85.04%) |
58.97% (84.44%) |
59.23% (85.68%) |
62.50% (84.83%) |
71.69% (89.13%) |
64.65% (85.53%) |
56.28% (84.52%) |
89.75% (82.99%) |
| 枠連 | 16.06% (83.12%) |
16.18% (87.59%) |
15.63% (78.96%) |
21.21% (85.76%) |
-- (--) |
18.17% (78.20%) |
14.34% (79.49%) |
31.60% (77.23%) |
| 馬連 | 12.68% (81.79%) |
13.03% (79.93%) |
12.15% (84.91%) |
15.00% (65.17%) |
25.57% (69.36%) |
15.33% (82.87%) |
10.63% (82.55%) |
25.88% (75.09%) |
| ワイド | 26.98% (83.73%) |
28.00% (82.42%) |
25.70% (85.87%) |
30.00% (72.92%) |
49.77% (83.33%) |
33.37% (88.95%) |
22.79% (82.03%) |
49.32% (80.62%) |
| 馬単 | 6.71% (68.11%) |
6.28% (64.29%) |
6.99% (72.32%) |
9.17% (64.25%) |
14.61% (69.04%) |
7.79% (76.71%) |
5.64% (65.16%) |
25.88% (72.21%) |
| 三連複 | 6.34% (77.46%) |
7.34% (69.48%) |
5.35% (87.29%) |
5.83% (54.75%) |
17.81% (60.09%) |
8.78% (67.97%) |
4.49% (82.18%) |
16.99% (79.34%) |
| 三連単 | 1.48% (55.01%) |
2.01% (75.01%) |
1.03% (38.49%) |
0.00% (0.00%) |
4.57% (50.09%) |
2.35% (63.61%) |
0.91% (52.58%) |
16.99% (74.16%) |
| 総合 | 60.43% (76.74%) |
60.33% (77.97%) |
60.39% (76.39%) |
62.50% (64.25%) |
74.89% (72.94%) |
65.27% (78.34%) |
57.52% (75.89%) |
90.07% (75.76%) |
なんか拍子抜けする程期待外れ(笑) まあ、まだ沢山残ってるので今後に期待。
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