{"image_url":null,"url":"https://randommemory.hatenablog.com/entry/2021/11/07/001902","version":"1.0","categories":["machine_learning"],"type":"rich","height":"190","author_name":"derwind","author_url":"https://blog.hatena.ne.jp/derwind/","width":"100%","blog_url":"https://randommemory.hatenablog.com/","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","published":"2021-11-07 00:19:02","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2021%2F11%2F07%2F001902\" title=\"Repeat \u30ce\u30fc\u30c9\u306e\u52fe\u914d - \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>","title":"Repeat \u30ce\u30fc\u30c9\u306e\u52fe\u914d","description":"\u30bc\u30ed\u3064\u304f 2 p.28 \u3092\u6398\u308a\u4e0b\u3052\u308b\u3002\u95a2\u6570 $f: \\R^m \\to \\R^n $ \u3092\u6210\u5206\u3067\u8868\u793a\u3059\u308b\u3068\u3001$x = (x_1, \\cdots, x_m)$ \u3068\u3057\u3066\\begin{align*} f(x) = (f_1(x_1, \\cdots, x_m), \\cdots, f_n(x_1, \\cdots, x_m)) \\end{align*}\u3068\u66f8\u3051\u308b\u3002\u66f4\u306b $g: \\R^n \\to \\R^1$\\begin{align*} g(y) = g(y_1, \\cdots, y_n) \\end{align*}\u304c\u3042\u308b\u6642\u3001\u5408\u6210$ g \\circ f$ \u306b\u3064\u3044\u3066\\begin{align*} (g \\circ f)(\u2026","provider_name":"Hatena Blog"}