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お手軽ベイジアンABテスト_tokyor_20221022/easy_bayesian_ab_...
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florets1
October 20, 2022
Marketing & SEO
0
500
お手軽ベイジアンABテスト_tokyor_20221022/easy_bayesian_ab_testing
florets1
October 20, 2022
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Transcript
1 2022.10.22 Tokyo.R #102 お手軽ベイジアンABテスト
𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟 =
0 𝜃 = 1 − 𝜃 2
𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟 =
0 𝜃 = 1 − 𝜃 𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 3
4 𝑝(𝜃|𝑟) = 𝑝 𝑟 𝜃 𝑝(𝜃) σ 𝜃 𝑝
𝑟 𝜃 𝑝(𝜃) 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 離散近似しています ベイズの定理
5 𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟
= 1 𝜃 = 𝜃 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 離散近似しています 𝑝(𝜃|𝑟) = 𝑝 𝑟 𝜃 𝑝(𝜃) σ 𝜃 𝑝 𝑟 𝜃 𝑝(𝜃) ベイズの定理
𝑝 𝑟 = 1 𝜃 = 𝜃 6 𝑝 𝑟
= 1 𝜃 = 𝜃 𝑝 𝑟 = 0 𝜃 = 1 − 𝜃 𝑝(𝜃|𝑟) = 𝑝 𝑟 𝜃 𝑝(𝜃) σ 𝜃 𝑝 𝑟 𝜃 𝑝(𝜃) ベイズの定理
7 𝑝 𝑟 = 1 𝜃 = 𝜃 𝑝 𝑟
= 0 𝜃 = 1 − 𝜃 𝑝(𝜃|𝑟) = 𝑝 𝑟 𝜃 𝑝(𝜃) σ 𝜃 𝑝 𝑟 𝜃 𝑝(𝜃)
8
9
10 参考書