{"categories":["machine_learning","statistics"],"blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","height":"190","url":"https://randommemory.hatenablog.com/entry/2015/07/02/220706","author_name":"derwind","description":"\u3068\u304b\u3044\u3046\u5b9a\u7406\u304c\u3042\u308b\u3002$H_1,\\cdots,H_N$\u3092\u306a\u3093\u3089\u304b\u306e\u540c\u6642\u306b\u306f\u767a\u751f\u3057\u306a\u3044\u304c\u3001\u3044\u305a\u308c\u304b1\u3064\u306f\u5fc5\u305a\u767a\u751f\u3059\u308b\u3088\u3046\u306a\u4e8b\u8c61(\u539f\u56e0)\u3068\u3057\u3066\u3001\u307e\u305f\u5225\u306e\u4e8b\u8c61$E$\u304c\u3042\u308b\u3068\u3059\u308b\u3002$P(E|H_j)$\u3067\u4e8b\u8c61$H_j$\u304c\u8d77\u3053\u3063\u305f\u5834\u5408\u3067\u3042\u3063\u3066\u3001\u304b\u3064\u4e8b\u8c61$E$\u304c\u8d77\u3053\u3063\u305f\u5834\u5408\u306e\u6761\u4ef6\u4ed8\u304d\u78ba\u7387\u3068\u3059\u308b\u3002\u5b9a\u7fa9\u3068\u3057\u3066\u306f\u3001$P(E|H_j) = \\frac{P(E \\cap H_j)}{P(H_j)}$\u3068\u3044\u3046\u3082\u306e\u3067\u3042\u308b\u3002 Bayes\u306e\u5b9a\u7406 \u4e0a\u8a18\u306e\u3088\u3046\u306a\u4e8b\u8c61\u306b\u5bfe\u3057\u3066\u3001 \\begin{equation} P(H_j|E) = \\frac{P(H_j)P(E|H_j)}{\\sum_{k=1}^N P(H_k)P(E|H_k)} \u2026","author_url":"https://blog.hatena.ne.jp/derwind/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2015%2F07%2F02%2F220706\" title=\"Bayes\u306e\u5b9a\u7406 - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"provider_name":"Hatena Blog","title":"Bayes\u306e\u5b9a\u7406","type":"rich","width":"100%","provider_url":"https://hatena.blog","published":"2015-07-02 22:07:06","blog_url":"https://randommemory.hatenablog.com/","version":"1.0"}