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ベイズの定理

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ベイズの定理

  • 条件付確率に関して成り立つ定理で、いくつかの未観測要素を含む推論などに応用される

数式

P(B|A)=\frac{P(A|B)P(B)}{P(A)}

一般に、確率及び条件付き確率に関して、P(A)>0の時次が成り立つ。

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