{"categories":["machine_learning"],"provider_name":"Hatena Blog","type":"rich","version":"1.0","provider_url":"https://hatena.blog","description":"\u4f55\u304b\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af $f(\\cdot; w)$ \u304c\u3042\u308b\u3068\u3059\u308b\u3002\u8a13\u7df4\u30c7\u30fc\u30bf\u3092 $(x_j,t_j),\\ j \\in J$ \u3068\u3059\u308b\u3002 \u5f8c\u306e\u90fd\u5408\u306e\u305f\u3081\u3001 $(x_j,t_j) \\ in X \\times Y$ \u3068\u3057\u3001 $w \\in W$ \u3068\u3059\u308b\u3002 $f: X \\to Y$ \u3067\u3042\u308b\u3002\u5165\u529b $x_j$ \u306b\u5bfe\u3059\u308b\u51fa\u529b $y_j = f(x_j; w)$ \u3068\u6b63\u89e3\u30c7\u30fc\u30bf\u3092 $t_j$ \u306b\u95a2\u3059\u308b\u640d\u5931\u95a2\u6570 $L(w)$ \u3092(\u7c21\u5358\u306e\u305f\u3081 MSE \u3068\u3057\u3066) \\begin{align} L(w) = \\sum_{j \\in J} \\left\\| t_j - f(x_j; w)\\right\\|^2 \\end{al\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2020%2F01%2F26%2F134025\" title=\"\u30df\u30cb\u30d0\u30c3\u30c1 - \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>","url":"https://randommemory.hatenablog.com/entry/2020/01/26/134025","author_name":"derwind","height":"190","title":"\u30df\u30cb\u30d0\u30c3\u30c1","width":"100%","published":"2020-01-26 13:40:25","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","author_url":"https://blog.hatena.ne.jp/derwind/","blog_url":"https://randommemory.hatenablog.com/","image_url":null}