{"id":89270,"date":"2024-03-21T10:55:28","date_gmt":"2024-03-21T01:55:28","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/r%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%ac%a0%e6%90%8d%e5%80%a4%e3%81%ae%e5%87%a6%e7%90%86%e6%96%b9%e6%b3%95\/"},"modified":"2024-03-26T15:51:49","modified_gmt":"2024-03-26T06:51:49","slug":"r%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%ac%a0%e6%90%8d%e5%80%a4%e3%81%ae%e5%87%a6%e7%90%86%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/r%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%ac%a0%e6%90%8d%e5%80%a4%e3%81%ae%e5%87%a6%e7%90%86%e6%96%b9%e6%b3%95\/","title":{"rendered":"R\u306b\u304a\u3051\u308b\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5"},"content":{"rendered":"

R\u8a00\u8a9e\u3067\u306f\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\u3068\u3057\u3066\u4ee5\u4e0b\u304c\u3042\u308a\u307e\u3059<\/p>\n

    \n
  1. \u6b20\u640d\u5024\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001na.omit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u6b20\u640d\u5024\u3092\u542b\u3080\u884c\u3084\u5217\u3092\u524a\u9664\u3057\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/li>\n
  2. \u6b20\u640d\u5024\u306e\u7f6e\u63db\uff1a\u6b20\u640d\u5024\u306fis.na()\u95a2\u6570\u3067\u78ba\u8a8d\u3067\u304d\u3001\u4ed6\u306e\u5024\u3067\u7f6e\u63db\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u5909\u6570\u306e\u5e73\u5747\u3092mean()\u95a2\u6570\u3067\u6c42\u3081\u3001\u6b20\u640d\u5024\u3092ifelse()\u95a2\u6570\u3067\u5e73\u5747\u5024\u306b\u7f6e\u63db\u3067\u304d\u307e\u3059\u3002<\/li>\n
  3. \u6b20\u640d\u5024\u3092\u5e73\u5747\u5024\u3067\u7f6e\u304d\u63db\u3048\u307e\u3059
    \nmean_value <- mean(data$variable, na.rm = TRUE)
    \ndata$variable <- ifelse(is.na(data$variable), mean_value, data$variable)<\/li>\n
  4. \u6b20\u640d\u5024\u306e\u88dc\u5b8c\uff1a\u6b20\u640d\u5024\u306f\u88dc\u5b8c\u6cd5\u3092\u7528\u3044\u3066\u63a8\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u88dc\u5b8c\u6cd5\u306b\u306f\u3001\u5e73\u5747\u88dc\u5b8c\u3001\u56de\u5e30\u88dc\u5b8c\u3001\u591a\u91cd\u88dc\u5b8c\u304c\u3042\u308a\u307e\u3059\u3002\u591a\u91cd\u88dc\u5b8c\u306b\u306f\u3001MICE\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n
  5. mice\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002
    \n“`
    \ninstall.packages(“mice”)
    \nlibrary(mice)
    \n“`\u8907\u6570\u306e\u30a4\u30f3\u30d7\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3044\u307e\u3059\u3002
    \n“`
    \nimputed_data <- mice(data, m = 5) # m\u306f\u30a4\u30f3\u30d7\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u56de\u6570\u3092\u793a\u3057\u307e\u3059\u3002
    \n“`<\/p>\n

    \u30a4\u30f3\u30d7\u30c6\u30fc\u30b7\u30e7\u30f3\u5f8c\u306e\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002
    \n“`
    \nimputed_data_complete <- complete(imputed_data)
    \n“`<\/li>\n

  6. \u6b20\u640d\u5024\u51e6\u7406\u5c02\u7528\u306e\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\uff1aR\u8a00\u8a9e\u306b\u306f\u3001complete.cases()\u3001anyNA()\u3001na.fail()\u306a\u3069\u3001\u6b20\u640d\u5024\u51e6\u7406\u5c02\u7528\u306e\u95a2\u6570\u3082\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u95a2\u6570\u306f\u3001\u6b20\u640d\u5024\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u305f\u308a\u3001\u6b20\u640d\u5024\u3092\u76f4\u63a5\u51e6\u7406\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n

    \u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u6b20\u640d\u5024\u51e6\u7406\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    R\u8a00\u8a9e\u3067\u306f\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\u3068\u3057\u3066\u4ee5\u4e0b\u304c\u3042\u308a\u307e\u3059 \u6b20\u640d\u5024\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001na.omit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u6b20\u640d\u5024\u3092\u542b\u3080\u884c\u3084\u5217\u3092\u524a\u9664\u3057\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002 \u6b20\u640d\u5024\u306e\u7f6e\u63db\uff1a\u6b20\u640d\u5024\u306fis.na()\u95a2\u6570\u3067\u78ba\u8a8d\u3067 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-89270","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nR\u306b\u304a\u3051\u308b\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/r\u306b\u304a\u3051\u308b\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u306b\u304a\u3051\u308b\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"R\u8a00\u8a9e\u3067\u306f\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\u3068\u3057\u3066\u4ee5\u4e0b\u304c\u3042\u308a\u307e\u3059 \u6b20\u640d\u5024\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001na.omit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u6b20\u640d\u5024\u3092\u542b\u3080\u884c\u3084\u5217\u3092\u524a\u9664\u3057\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002 \u6b20\u640d\u5024\u306e\u7f6e\u63db\uff1a\u6b20\u640d\u5024\u306fis.na()\u95a2\u6570\u3067\u78ba\u8a8d\u3067 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/r\u306b\u304a\u3051\u308b\u6b20\u640d\u5024\u306e\u51e6\u7406\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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