{"id":9445,"date":"2024-03-15T03:00:40","date_gmt":"2024-03-14T18:00:40","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/r%e8%a8%80%e8%aa%9e%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%b0%e3%83%ab%e3%83%bc%e3%83%97%e5%8c%96%e3%81%97%e3%81%a6%e9%81%b8%e6%8a%9e%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95\/"},"modified":"2025-08-04T01:47:08","modified_gmt":"2025-08-03T16:47:08","slug":"r%e8%a8%80%e8%aa%9e%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%b0%e3%83%ab%e3%83%bc%e3%83%97%e5%8c%96%e3%81%97%e3%81%a6%e9%81%b8%e6%8a%9e%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/r%e8%a8%80%e8%aa%9e%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%b0%e3%83%ab%e3%83%bc%e3%83%97%e5%8c%96%e3%81%97%e3%81%a6%e9%81%b8%e6%8a%9e%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95\/","title":{"rendered":"R\u3067\u30c7\u30fc\u30bf\u30d5\u30ec\u30fc\u30e0\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u30fb\u9078\u629e\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>R\u8a00\u8a9e\u3067\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30b0\u30eb\u30fc\u30d7\u5206\u3051\u3057\u3066\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u3001dplyr\u30d1\u30c3\u30b1\u30fc\u30b8\u306egroup_by()\u3068filter()\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001dplyr\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30ed\u30fc\u30c9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"dplyr\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\nlibrary<span class=\"hljs-punctuation\">(<\/span>dplyr<span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001df\u3068\u3044\u3046\u30c7\u30fc\u30bf\u30d5\u30ec\u30fc\u30e0\u304c\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3001\u7279\u5b9a\u306e\u5217\u306b\u57fa\u3065\u3044\u3066\u30c7\u30fc\u30bf\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u6761\u4ef6\u306b\u5408\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u3092\u9078\u629e\u3057\u305f\u3044\u3068\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u4f8b\u3067\u3059\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-comment\"># \u521b\u5efa\u4e00\u4e2a\u793a\u4f8b\u6570\u636e\u6846<\/span>\r\ndf <span class=\"hljs-operator\">&lt;-<\/span> data.frame<span class=\"hljs-punctuation\">(<\/span>\r\n  group <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-built_in\">c<\/span><span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"A\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"A\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"B\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"B\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"C\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"C\"<\/span><span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">,<\/span>\r\n  value <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-built_in\">c<\/span><span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-number\">1<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">2<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">3<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">4<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">5<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">6<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<span class=\"hljs-punctuation\">)<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u5bf9\u6570\u636e\u8fdb\u884c\u5206\u7ec4\u5e76\u7b5b\u9009<\/span>\r\ndf <span class=\"hljs-operator\">%&gt;%<\/span>\r\n  group_by<span class=\"hljs-punctuation\">(<\/span>group<span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">%&gt;%<\/span>\r\n  filter<span class=\"hljs-punctuation\">(<\/span>value <span class=\"hljs-operator\">&gt;<\/span> <span class=\"hljs-number\">3<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u8f93\u51fa\u7ed3\u679c<\/span>\r\n<span class=\"hljs-comment\"># A tibble: 2 x 2<\/span>\r\n<span class=\"hljs-comment\"># Groups:   group [1]<\/span>\r\n  group value\r\n  <span class=\"hljs-operator\">&lt;<\/span>chr<span class=\"hljs-operator\">&gt;<\/span> <span class=\"hljs-operator\">&lt;<\/span>dbl<span class=\"hljs-operator\">&gt;<\/span>\r\n<span class=\"hljs-number\">1<\/span> B         <span class=\"hljs-number\">4<\/span>\r\n<span class=\"hljs-number\">2<\/span> C         <span class=\"hljs-number\">6<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306bgroup_by()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d5\u30ec\u30fc\u30e0df\u3092&#8221;group&#8221;\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u305d\u306e\u5f8cfilter()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066&#8221;value&#8221;\u5217\u304c3\u3088\u308a\u5927\u304d\u3044\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u65b9\u6cd5\u3092\u4f7f\u3046\u3068\u3001\u30c7\u30fc\u30bf\u3092\u7c21\u5358\u306b\u30b0\u30eb\u30fc\u30d7\u306b\u5206\u3051\u3066\u9078\u629e\u3057\u3001\u7d20\u65e9\u304f\u671b\u3080\u7d50\u679c\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u8a00\u8a9e\u3067\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30b0\u30eb\u30fc\u30d7\u5206\u3051\u3057\u3066\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u3001dplyr\u30d1\u30c3\u30b1\u30fc\u30b8\u306egroup_by()\u3068filter()\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u6700\u521d\u306b\u3001dplyr\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30ed\u30fc\u30c9\u3057\u3066\u304f\u3060\u3055\u3044\u3002 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1168,797,1165,1268,3980],"class_list":["post-9445","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-dplyr","tag-r","tag-1165","tag-1268","tag-3980"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R\u3067\u30c7\u30fc\u30bf\u30d5\u30ec\u30fc\u30e0\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u30fb\u9078\u629e\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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