2/21

3/21

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4/21

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5/21

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- 𝑝 = 𝑓 𝑤% + 𝑤'× + 𝑤)×

● 𝑤%, 𝑤', ⋯

6/21

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𝑓 𝑤% + 𝑤','× ) + 𝑤',)× × + ⋯

●-

7/21

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≤

≤ ≤

𝒑(

𝒑(

≤ 𝒑(𝒑(

𝒑(

8/21

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T. Chen and C. Guestrin, XGBoost: A Scalable Tree Boosting System, In KDD, 2016.

9/21

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12/21

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●-o 1023, 1024, 1025, ⋯ , 105 , 104 , 103

--

13/21Z. Ghahramani, Probabilistic machine learning and artificial intelligence, Nature, 2015.

14/21

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15/21

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-

Rossmann Store Sales, Winner's Interview: 2nd place, Nima Shahbazihttp://blog.kaggle.com/2016/02/03/rossmann-store-sales-winners-interview-2nd-place-nima-shahbazi/

16/21

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20/21Homesite Quote Conversion, Winners' Write-Up, 1st Place: KazAnova | Faron | clobberhttp://blog.kaggle.com/2016/04/08/homesite-quote-conversion-winners-write-up-1st-place-kazanova-faron-clobber/

21/21

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