{"blog_url":"https://echizen-tm.hatenadiary.org/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fechizen-tm.hatenadiary.org%2Fentry%2F20130420%2F1366464501\" title=\"\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u30ec\u30fc\u30c8(\u78ba\u7387\u904e\u7a0b\u306b\u304a\u3051\u308b\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u5897\u52a0\u306e\u5272\u5408) - EchizenBlog-Zwei\" 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://echizen-tm.hatenadiary.org/entry/20130420/1366464501","author_url":"https://blog.hatena.ne.jp/echizen_tm/","published":"2013-04-20 22:28:21","blog_title":"EchizenBlog-Zwei","image_url":null,"categories":["\u8a08\u7b97\u6a5f\u79d1\u5b66"],"author_name":"echizen_tm","type":"rich","width":"100%","height":"190","provider_url":"https://hatena.blog","title":"\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u30ec\u30fc\u30c8(\u78ba\u7387\u904e\u7a0b\u306b\u304a\u3051\u308b\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u5897\u52a0\u306e\u5272\u5408)","provider_name":"Hatena Blog","version":"1.0","description":"\u60c5\u5831\u7406\u8ad6\u3067\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u3068\u3044\u3048\u3070\u78ba\u7387\u5909\u6570\u304c\u6301\u3064\u60c5\u5831\u91cf\u306e\u671f\u5f85\u5024\u306e\u3053\u3068\u3002\u4f8b\u3048\u3070 P(x1) = 1/2, P(x2) = 1/4, P(x3) = 1/4\u3068\u3044\u3046\u5206\u5e03\u304c\u3042\u3063\u305f\u3089\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306f 1/2 * lg2 + 1/4 * lg4 + 1/4 * lg4 = 1/2 * 1 + 1/4 * 2 + 1/4 * 2 = 3/2 = 1.5\u306a\u306e\u3067\u5e73\u57471.5\u30d3\u30c3\u30c8\u3067\u3053\u306e\u5206\u5e03\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u8868\u73fe\u3067\u304d\u308b\u3002 \u3067\u306f\u78ba\u7387\u5909\u6570\u306e\u5217\u3092\u8868\u73fe\u3059\u308b\u306b\u306f\u5e73\u5747\u4f55\u30d3\u30c3\u30c8\u5fc5\u8981\u3060\u308d\u3046\u304b\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u78ba\u7387\u5909\u6570\u306e\u5217\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3059\u308b\u306b\u306f\u5e73\u5747\u4f55\u30d3\u30c3\u30c8\u5fc5\u8981\u3060\u308d\u3046\u304b\u3002\u3053\u308c\u306f\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u30ec\u30fc\u30c8\u3068\u3044\u3046\u6982\u5ff5\u3067\u8aac\u660e\u3067\u304d\u308b\u3002 \u5b9f\u306f\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u30ec\u30fc\u2026"}