{"height":"190","provider_url":"https://hatena.blog","image_url":null,"blog_title":"\u307b\u304f\u305d\u7b11\u3080","width":"100%","version":"1.0","url":"https://hoxo-m.hatenablog.com/entry/2024/01/08/194200","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhoxo-m.hatenablog.com%2Fentry%2F2024%2F01%2F08%2F194200\" title=\"\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u8ca0\u306e\u5bfe\u6570\u5c24\u5ea6 - \u307b\u304f\u305d\u7b11\u3080\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://hoxo-m.hatenablog.com/","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/hoxo_m/","categories":[],"title":"\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u8ca0\u306e\u5bfe\u6570\u5c24\u5ea6","description":"\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u8ca0\u306e\u5bfe\u6570\u5c24\u5ea6\u306f\u6b21\u306e\u3088\u3046\u306b\u66f8\u3051\u308b\u3002 \\begin{align} NLL(\\beta) = \\sum_{i=1}^n F(x_i \\beta) - y_i (x_i \\beta) \\end{align} \u305f\u3060\u3057\u3001 \u306f\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u95a2\u6570\u306e\u7a4d\u5206 \\begin{align} F(t) = \\int \\frac{1}{1 + e^{-t}} dt = \\log(1 + e^{t}) \\end{align} \u3067\u3042\u308b\u3002 \u5c0e\u51fa \u5165\u529b\u5909\u6570 \u51fa\u529b\u5909\u6570 \u56de\u5e30\u4fc2\u6570 \u9006\u30ea\u30f3\u30af\u95a2\u6570 \u30e2\u30c7\u30eb \u5c24\u5ea6\u95a2\u6570 \\begin{align} Lik(\\beta) = f(x\\beta)^{y} (1-f(x\\b\u2026","type":"rich","published":"2024-01-08 19:42:00","author_name":"hoxo_m"}