{"provider_name":"Hatena Blog","height":"190","description":"\u3053\u3093\u3070\u3093\u306f\u3002\u732b\u69d8\u306b\u6905\u5b50\u3092\u53d6\u3089\u308c\u3066\u5ea7\u308b\u3068\u3053\u308d\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3055\u3066\u3001\u4eca\u56de\u306fTF-IDF\u3092\u4f7f\u3063\u3066\u6587\u7ae0\u8981\u7d04\u3092\u8a66\u3057\u3066\u307f\u307e\u3059\u3002 \u8981\u7d04\u3068\u8b33\u3063\u3066\u306f\u3044\u307e\u3059\u304c\u3001\u91cd\u8981\u306a\u6587\u3092\u629c\u304d\u51fa\u3059\u3060\u3051\u306a\u306e\u3067\u3054\u6ce8\u610f\u3092\u3002 TF-IDF\u3063\u3066\u306a\u3093\u3060 \u4eca\u56de\u306e\u30dd\u30a4\u30f3\u30c8\u3001TF-IDF\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u8aac\u660e\u3057\u307e\u3059\u3002TF-IDF\u306f\u3001\u300cTF\u300d\u3068\u300cIDF\u300d\u3068\u3044\u3046 \u4e8c\u3064\u306e\u6307\u6a19\u3092\u7528\u3044\u3066\u3001\u6587\u7ae0\u4e2d\u306e\u5404\u5358\u8a9e\u306e\u91cd\u8981\u5ea6\u3092\u8868\u73fe\u3059\u308b\u5024\u3067\u3059\u3002 TF(Term Frequency) = \u5358\u8a9e\u306e\u51fa\u73fe\u983b\u5ea6 TF\u306f\u3001\u3068\u3042\u308b\u6587\u7ae0\u306e\u4e2d\u3067\u3001\u3068\u3042\u308b\u5358\u8a9e\u304c\u4f55\u56de\u51fa\u73fe\u3059\u308b\u304b\u3068\u3044\u3046\u6307\u6a19\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u6b21\u306e\u3088\u3046\u306a\u6587\u7ae0\u3092\u898b\u3066\u307f\u307e\u3059\u3002 \u4eca\u65e5\u306f\u671d\u304b\u3089\u96e8\u304c\u964d\u3063\u3066\u3044\u308b\u3002 \u308f\u305f\u3057\u306f\u96e8\u306f\u305d\u3093\u306a\u306b\u5acc\u3044\u3067\u306f\u306a\u3044\u304c\u3001\u51fa\u304b\u3051\u2026","version":"1.0","provider_url":"https://hatena.blog","blog_title":"\u767d\u732b\u306e\u30e1\u30e2\u5e33","width":"100%","blog_url":"https://shironeko.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshironeko.hateblo.jp%2Fentry%2F2016%2F12%2F12%2F003556\" title=\"TF-IDF\u3067\u30cb\u30e5\u30fc\u30b9\u3092\u8981\u7d04\u3059\u308b - \u767d\u732b\u306e\u30e1\u30e2\u5e33\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","published":"2016-12-12 00:35:56","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%20%5Cdisplaystyle%20TF%20%3D%20%5Cfrac%7B%E5%AF%BE%E8%B1%A1%E3%81%AE%E6%96%87%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E5%AF%BE%E8%B1%A1%E3%81%AE%E5%8D%98%E8%AA%9E%E3%81%AE%E5%87%BA%E7%8F%BE%E5%9B%9E%E6%95%B0%7D%7B%E5%AF%BE%E8%B1%A1%E3%81%AE%E6%96%87%E3%81%AE%E5%85%A8%E5%8D%98%E8%AA%9E%E6%95%B0%7D","author_url":"https://blog.hatena.ne.jp/Shiro-Neko/","author_name":"Shiro-Neko","categories":["Java","\u81ea\u7136\u8a00\u8a9e\u51e6\u7406"],"url":"https://shironeko.hateblo.jp/entry/2016/12/12/003556","title":"TF-IDF\u3067\u30cb\u30e5\u30fc\u30b9\u3092\u8981\u7d04\u3059\u308b"}