{"id":2941,"date":"2021-12-08T15:14:00","date_gmt":"2021-12-08T06:14:00","guid":{"rendered":"https:\/\/yorozu.cloudfree.jp\/wordpress\/?p=2941"},"modified":"2024-11-24T12:01:39","modified_gmt":"2024-11-24T03:01:39","slug":"%e6%a9%9f%e6%a2%b0%e5%ad%a6%e7%bf%92%ef%bc%88%e3%83%87%e3%83%bc%e3%82%bf%e3%81%ae%e5%86%85%e5%ae%b9%e7%a2%ba%e8%aa%8d%e6%96%b9%e6%b3%95%ef%bc%89","status":"publish","type":"post","link":"https:\/\/yorozu.cloudfree.jp\/wordpress\/?p=2941","title":{"rendered":"\u30a2\u30e4\u30e1\u306e\u7a2e\u985e\u5224\u5225\uff08\u305d\u306e\uff14\uff09"},"content":{"rendered":"\n

\u5b9f\u884c\u4f8b\u306f\u300csaka.mokumoku\u300d\u306e\u300cGoogle Colabotry\u300d\u74b0\u5883\u306b\u4fdd\u5b58\u3057\u3066\u3042\u308b<\/p>\n\n\n\n

iris\uff08\u83d6\u84b2\uff1a\u30a2\u30e4\u30e1\uff09\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u5185\u5bb9\u3092\u8a73\u7d30\u306b\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5
\u3000\uff08\u305d\u306e\uff11\uff09\u306e
\u3000\u3000\u3000\u884c\u756a\u53f7\uff11\uff5e\uff12\uff14\uff1a\u30cf\u30a6\u30b9\u30ad\u30fc\u30d4\u30f3\u30b0\u90e8\u5206
\u3000\u3000\u3000\u884c\u756a\u53f7\uff16\uff18\u301c\uff19\uff19\uff1a\u30c7\u30fc\u30bf\u51fa\u529b\u90e8\u5206\u3000\u3092\u4f7f\u7528\u3059\u308b<\/p>\n\n\n\n

#\nimport pandas as pd\nfrom sklearn import datasets      \niris_datasets =  datasets.load_iris()\niris = pd.DataFrame(iris_datasets.data,columns = iris_datasets.feature_names)\niris['target'] = iris_datasets.target\n#\n#\n#\n#\u3000\u30c7\u30fc\u30bf\u306e\u5148\u982d\nprint("\uff0a\uff0a\uff0a\u5148\u982d\uff0a\uff0a\uff0a\uff0a")\nprint(iris.head(7))\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#\u3000\u30c7\u30fc\u30bf\u306e\u6982\u8981\nprint("\uff0a\uff0a\uff0a\u6982\u8981\uff0a\uff0a\uff0a\uff0a")\nprint(iris.info())\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#\u3000\u30c7\u30fc\u30bf\u306e\u8981\u7d04\u7d71\u8a08\u91cf\nprint("\uff0a\uff0a\uff0a\u7d71\u8a08\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.describe())\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#\u3000\u30c7\u30fc\u30bf\u306e\u5f62\u72b6\nprint("\uff0a\uff0a\uff0a\u5f62\u72b6\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.shape)\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#\u3000\u30c7\u30fc\u30bf\u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\nprint("\uff0a\uff0a\uff0a\u8981\u7d20\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.iloc[:10])\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#\u3000\u6761\u4ef6\u306b\u5408\u3046\u884c\u306e\u53d6\u5f97\nprint("\uff0a\uff0a\uff0a\u6761\u4ef6\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.query("target==1"))\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")\n#\n#<\/code><\/pre><\/div>\n\n\n\n
\u4ee5\u4e0b\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3068\u51fa\u529b\u4f8b<\/p>\n\n\n\n
\uff11.\u30c7\u30fc\u30bf\u306e\u5148\u982d\u884c<\/strong><\/h4>\n\n\n\n
#\u3000\u30c7\u30fc\u30bf\u306e\u5148\u982d\u884c\nprint("\uff0a\uff0a\uff0a\u5148\u982d\uff0a\uff0a\uff0a\uff0a")\nprint(iris.head(7))\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u5148\u982d\uff0a\uff0a\uff0a\uff0a\n   sepal length (cm)  sepal width (cm)  ...  petal width (cm)  target\n0                5.1               3.5  ...               0.2       0\n1                4.9               3.0  ...               0.2       0\n2                4.7               3.2  ...               0.2       0\n3                4.6               3.1  ...               0.2       0\n4                5.0               3.6  ...               0.2       0\n5                5.4               3.9  ...               0.4       0\n6                4.6               3.4  ...               0.3       0\n\n[7 rows x 5 columns]\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000\u300c\uff17\u300d\u3092\u6307\u5b9a\u3059\u308b\u3068\u30fb\u30fb\u30fb\u53ef\u5909\u5024
\u3000\u3000\u3000\u5148\u982d\u304b\u3089\uff17\u4ef6\u306e\u5185\u5bb9\u3092\u51fa\u529b\u3059\u308b
\u3000
\u3000\u9805\u76ee\u306b\u3064\u3044\u3066
\u3000\u3000\u3000sepal length\u30fb\u30fb\u30fb\u304c\u304f\uff08\u5916\u5074\uff09\u306e\u9577\u3055
\u3000\u3000\u3000sepal width\u30fb\u30fb\u30fb\u304c\u304f\uff08\u5916\u5074\uff09\u306e\u5e45
\u3000\u3000\u3000petal length\u30fb\u30fb\u30fb\u82b1\u5f01\uff08\u5185\u5074\uff09\u306e\u9577\u3055
\u3000\u3000\u3000petal width\u30fb\u30fb\u30fb\u82b1\u5f01\uff08\u5185\u5074\uff09\u306e\u5e45
\u3000\u3000\u3000target\u30fb\u30fb\u30fb\u54c1\u7a2e<\/p>\n\n\n\n
\u54c1\u7a2e\uff08target\uff09<\/td>\u540d\u79f0<\/td>\u30a4\u30e1\u30fc\u30b8<\/td><\/tr>
\uff10<\/td>setosa
\u30bb\u30c8\u30fc\u30b5

\u30d2\u30aa\u30a6\u30ae\u30a2\u30e4\u30e1<\/td>		\"\"<\/td><\/tr>
\uff11<\/td>versicolor
\u30f4\u30a1\u30fc\u30b7\u30ab\u30e9\u30fc

\u30d6\u30eb\u30fc\u30d5\u30e9\u30c3\u30b0<\/td>		\"\"<\/td><\/tr>
\uff12<\/td>virginica
\u30f4\u30a1\u30fc\u30b8\u30cb\u30ab

\u30f4\u30a1\u30fc\u30b8\u30cb\u30ab<\/td>		\"\"<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\uff12\uff0e\u30c7\u30fc\u30bf\u306e\u6982\u8981<\/strong><\/h4>\n\n\n\n
#\u3000\u30c7\u30fc\u30bf\u306e\u6982\u8981\nprint("\uff0a\uff0a\uff0a\u6982\u8981\uff0a\uff0a\uff0a\uff0a")\nprint(iris.info())\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u6982\u8981\uff0a\uff0a\uff0a\uff0a\n<class 'pandas.core.frame.DataFrame'>\nRangeIndex: 150 entries, 0 to 149\nData columns (total 5 columns):\n #   Column             Non-Null Count  Dtype  \n---  ------             --------------  -----  \n 0   sepal length (cm)  150 non-null    float64\n 1   sepal width (cm)   150 non-null    float64\n 2   petal length (cm)  150 non-null    float64\n 3   petal width (cm)   150 non-null    float64\n 4   target             150 non-null    int64  \ndtypes: float64(4), int64(1)\nmemory usage: 6.0 KB\nNone\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000\u9805\u76ee\u306b\u3064\u3044\u3066
\u3000\u3000\u3000RangeIndex\u30fb\u30fb\u30fb\u884c\u6570\uff08\u4f8b\uff1a\uff11\uff15\uff10\u4ef6\uff09
\u3000\u3000\u3000Data columns\u30fb\u30fb\u30fb\u5217\u6570\uff08\u4f8b\uff1a\uff15\u30ab\u30e9\u30e0\uff09
\u3000\u3000\u3000\u5217\u540d\u3001\u5217\u306e\u578b\u3001\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u7b49\u3092\u8868\u3059<\/p>\n\n\n\n
\uff13\uff0e\u30c7\u30fc\u30bf\u306e\u8981\u7d04\u7d71\u8a08\u91cf<\/strong><\/h4>\n\n\n\n
#\u3000\u30c7\u30fc\u30bf\u306e\u8981\u7d04\u7d71\u8a08\u91cf\nprint("\uff0a\uff0a\uff0a\u7d71\u8a08\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.describe())\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u7d71\u8a08\uff0a\uff0a\uff0a\uff0a\uff0a\n       sepal length (cm)  sepal width (cm)  ...  petal width (cm)      target\ncount         150.000000        150.000000  ...        150.000000  150.000000\nmean            5.843333          3.057333  ...          1.199333    1.000000\nstd             0.828066          0.435866  ...          0.762238    0.819232\nmin             4.300000          2.000000  ...          0.100000    0.000000\n25%             5.100000          2.800000  ...          0.300000    0.000000\n50%             5.800000          3.000000  ...          1.300000    1.000000\n75%             6.400000          3.300000  ...          1.800000    2.000000\nmax             7.900000          4.400000  ...          2.500000    2.000000\n\n[8 rows x 5 columns]\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000\u9805\u76ee\u306b\u3064\u3044\u3066
\u3000\u3000\u3000count\u30fb\u30fb\u30fb\u4ef6\u6570
\u3000\u3000\u3000mean\u30fb\u30fb\u30fb\u5e73\u5747\u5024
\u3000\u3000\u3000std\u30fb\u30fb\u30fb\u6a19\u6e96\u504f\u5dee
\u3000\u3000\u3000min\u30fb\u30fb\u30fb\u6700\u5c0f\u5024
\u3000\u3000\u300025%\u30fb\u30fb\u30fb\uff11\uff0f\uff14\u5206\u4f4d\u70b9
\u3000\u3000\u300050%\u30fb\u30fb\u30fb\u4e2d\u592e\u5024
\u3000\u3000\u300075%\u30fb\u30fb\u30fb\uff13\uff0f\uff14\u5206\u4f4d\u70b9
\u3000\u3000\u3000max\u30fb\u30fb\u30fb\u6700\u5927\u5024<\/p>\n\n\n\n
\uff14\uff0e\u30c7\u30fc\u30bf\u306e\u5f62\u72b6<\/strong><\/h4>\n\n\n\n
#\u3000\u30c7\u30fc\u30bf\u306e\u5f62\u72b6\nprint("\uff0a\uff0a\uff0a\u5f62\u72b6\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.shape)\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u5f62\u72b6\uff0a\uff0a\uff0a\uff0a\uff0a\n(150, 5)\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000\u9805\u76ee\u306e\u8aac\u660e
\u3000\u3000\u3000\uff11\uff15\uff10\u884c\u3001\uff15\u5217\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8<\/p>\n\n\n\n
\uff15\uff0e\u30c7\u30fc\u30bf\u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057<\/strong><\/h4>\n\n\n\n
#\u3000\u30c7\u30fc\u30bf\u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\nprint("\uff0a\uff0a\uff0a\u8981\u7d20\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.iloc[:10])\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u8981\u7d20\uff0a\uff0a\uff0a\uff0a\uff0a\n   sepal length (cm)  sepal width (cm)  ...  petal width (cm)  target\n0                5.1               3.5  ...               0.2       0\n1                4.9               3.0  ...               0.2       0\n2                4.7               3.2  ...               0.2       0\n3                4.6               3.1  ...               0.2       0\n4                5.0               3.6  ...               0.2       0\n5                5.4               3.9  ...               0.4       0\n6                4.6               3.4  ...               0.3       0\n7                5.0               3.4  ...               0.2       0\n8                4.4               2.9  ...               0.2       0\n9                4.9               3.1  ...               0.1       0\n\n[10 rows x 5 columns]\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000 \u914d\u5217\uff08\u30ea\u30b9\u30c8\uff09\u306e\u5024\u3092\u53d6\u308a\u51fa\u3059
\u3000\u3000\u3000\u958b\u59cb\u4f4d\u7f6e\u3001\u7d42\u4e86\u4f4d\u7f6e\u3001\u5897\u5206\u3092\u6307\u5b9a\u3059\u308b

\u3000\u9805\u76ee\u306e\u8aac\u660e
\u3000\u3000\u3000<\/p>\n\n\n\n
\uff16\uff0e\u6761\u4ef6\u306b\u5408\u3046\u884c\u306e\u53d6\u5f97<\/strong><\/h4>\n\n\n\n
#\u3000\u6761\u4ef6\u306b\u5408\u3046\u884c\u306e\u53d6\u5f97\nprint("\uff0a\uff0a\uff0a\u6761\u4ef6\uff0a\uff0a\uff0a\uff0a\uff0a")\nprint(iris.query("target==1"))\nprint("\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a")<\/code><\/pre><\/div>\n\n\n\n
\uff0a\uff0a\uff0a\u6761\u4ef6\uff0a\uff0a\uff0a\uff0a\uff0a\n    sepal length (cm)  sepal width (cm)  ...  petal width (cm)  target\n50                7.0               3.2  ...               1.4       1\n51                6.4               3.2  ...               1.5       1\n52                6.9               3.1  ...               1.5       1\n53                5.5               2.3  ...               1.3       1\n54                6.5               2.8  ...               1.5       1\n55                5.7               2.8  ...               1.3       1\n56                6.3               3.3  ...               1.6       1\n57                4.9               2.4  ...               1.0       1\n58                6.6               2.9  ...               1.3       1\n59                5.2               2.7  ...               1.4       1\n60                5.0               2.0  ...               1.0       1\n61                5.9               3.0  ...               1.5       1\n62                6.0               2.2  ...               1.0       1\n63                6.1               2.9  ...               1.4       1\n64                5.6               2.9  ...               1.3       1\n65                6.7               3.1  ...               1.4       1\n66                5.6               3.0  ...               1.5       1\n67                5.8               2.7  ...               1.0       1\n68                6.2               2.2  ...               1.5       1\n69                5.6               2.5  ...               1.1       1\n70                5.9               3.2  ...               1.8       1\n71                6.1               2.8  ...               1.3       1\n72                6.3               2.5  ...               1.5       1\n73                6.1               2.8  ...               1.2       1\n74                6.4               2.9  ...               1.3       1\n75                6.6               3.0  ...               1.4       1\n76                6.8               2.8  ...               1.4       1\n77                6.7               3.0  ...               1.7       1\n78                6.0               2.9  ...               1.5       1\n79                5.7               2.6  ...               1.0       1\n80                5.5               2.4  ...               1.1       1\n81                5.5               2.4  ...               1.0       1\n82                5.8               2.7  ...               1.2       1\n83                6.0               2.7  ...               1.6       1\n84                5.4               3.0  ...               1.5       1\n85                6.0               3.4  ...               1.6       1\n86                6.7               3.1  ...               1.5       1\n87                6.3               2.3  ...               1.3       1\n88                5.6               3.0  ...               1.3       1\n89                5.5               2.5  ...               1.3       1\n90                5.5               2.6  ...               1.2       1\n91                6.1               3.0  ...               1.4       1\n92                5.8               2.6  ...               1.2       1\n93                5.0               2.3  ...               1.0       1\n94                5.6               2.7  ...               1.3       1\n95                5.7               3.0  ...               1.2       1\n96                5.7               2.9  ...               1.3       1\n97                6.2               2.9  ...               1.3       1\n98                5.1               2.5  ...               1.1       1\n99                5.7               2.8  ...               1.3       1\n\n[50 rows x 5 columns]\n\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a\uff0a<\/code><\/pre><\/div>\n\n\n\n
\u3000\u54c1\u7a2e\u304c\u300c\uff11\uff08versicolor\uff09\u300d\u3092\u53d6\u308a\u51fa\u3059\uff08\u4f8b\uff09
\u3000\u3000\u3000\uff15\uff10\u4ef6\u306e\u30c7\u30fc\u30bf\u304c\u5b58\u5728\u3059\u308b<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u30fb\u300c\u3042\u3084\u3081\u300d\u306e\u7a2e\u985e\u3092\u5224\u5225\u3059\u308b\u6a5f\u68b0\u5b66\u7fd2\u306b\u3064\u3044\u3066<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[24],"class_list":["post-2941","post","type-post","status-publish","format-standard","hentry","category-99_","tag-24"],"_links":{"self":[{"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2941"}],"version-history":[{"count":3,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2941\/revisions"}],"predecessor-version":[{"id":4859,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2941\/revisions\/4859"}],"wp:attachment":[{"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yorozu.cloudfree.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}