{"id":2671,"date":"2022-03-20T13:06:15","date_gmt":"2022-03-20T04:06:15","guid":{"rendered":"https:\/\/aiacademy.jp\/media\/?p=2671"},"modified":"2022-03-21T16:53:39","modified_gmt":"2022-03-21T07:53:39","slug":"ligthgbm%e3%81%ae%e3%83%91%e3%83%a9%e3%83%a1%e3%83%bc%e3%82%bf%e4%b8%80%e8%a6%a7%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/aiacademy.jp\/media\/?p=2671","title":{"rendered":"LigthGBM\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001<meta charset=\"utf-8\"><a href=\"https:\/\/aiacademy.jp\/media\/?p=1600\">LigthGBM<\/a>\u306e\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u89a7\u3092\u53d6\u5f97\u3057\u305f\u3044\u65b9\u5411\u3051\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n\n\n\n<p>Python\u3067<a href=\"https:\/\/aiacademy.jp\/media\/?p=1600\">LigthGBM<\/a>\u3092\u7528\u3044\u3066\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u3059\u308b\u969b\u306b\u3001LightGBM\u3067\u306f\u591a\u304f\u306e\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6301\u3064\u305f\u3081\u3001\u3069\u306e\u3088\u3046\u306a\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u3042\u308b\u306e\u304b\u77e5\u308a\u305f\u3044\u65b9\u304c\u3044\u3089\u3063\u3057\u3083\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7d50\u8ad6\u3092\u5148\u306b\u8aac\u660e\u3057\u307e\u3059\u3068\u3001<a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/pythonapi\/lightgbm.LGBMRegressor.html#lightgbm.LGBMRegressor.get_params\" rel=\"nofollow noopener\" target=\"_blank\">get_params()<\/a>\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001<meta charset=\"utf-8\">\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"toc\">    <div id=\"toc_container\" class=\"sgb-toc--no-bullets js-smooth-scroll\" data-dialog-title=\"Table of Contents\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <span><\/span>    <ul class=\"menu_level_1\">      <li class=\"first last\">        <a href=\"#i-0\">get_params()\u30e1\u30bd\u30c3\u30c9\u3067\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3092\u53d6\u5f97\u3059\u308b<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-1\">LightGBM\u306e\u5168\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u77e5\u308a\u305f\u3044\u65b9\u3078<\/a>    <ul class=\"menu_level_1\">      <li class=\"first last\">        <a href=\"#i-2\">\u6a5f\u68b0\u5b66\u7fd2\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u306b\u306f<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      \n    <\/div><\/div><div class=\"toc\"><p><\/p>\n<\/div><h2 class=\"wp-block-heading\" id=\"i-0\">get_params()\u30e1\u30bd\u30c3\u30c9\u3067<meta charset=\"utf-8\">\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3092\u53d6\u5f97\u3059\u308b<\/h2>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u3001\u56de\u5e30\u3068\u5206\u985e\u30e2\u30c7\u30eb\u306b\u5bfe\u3057\u3066\u3001<meta charset=\"utf-8\"><a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/pythonapi\/lightgbm.LGBMRegressor.html#lightgbm.LGBMRegressor.get_params\" data-type=\"URL\" rel=\"nofollow noopener\" target=\"_blank\">get_params()<\/a>\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u3044\u3066\u3001<meta charset=\"utf-8\">\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3092\u53d6\u5f97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3082\u3057<meta charset=\"utf-8\"><a href=\"https:\/\/aiacademy.jp\/media\/?p=1600\">LigthGBM<\/a>\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u3067\u304d\u3066\u3044\u306a\u3044\u65b9\u306f<a href=\"https:\/\/aiacademy.jp\/media\/?p=1600\">\u3053\u3061\u3089<\/a>\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\uff08<a href=\"https:\/\/aiacademy.jp\/texts\/show\/?id=857\">Google Colab<\/a>\u3067\u306f\u65e2\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u76f4\u3050\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import lightgbm as lgb\n\nmodel_r = lgb.LGBMRegressor()\nmodel_clf =  lgb.LGBMClassifier()\n\nprint(len(model_r.get_params()))\nprint(len(model_clf.get_params()))\n\nprint(model_r.get_params())\nprint(model_clf.get_params())<\/code><\/pre>\n\n\n\n<p>\u51fa\u529b\u7d50\u679c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>20\n20\n{'boosting_type': 'gbdt', 'class_weight': None, 'colsample_bytree': 1.0, 'importance_type': 'split', 'learning_rate': 0.1, 'max_depth': -1, 'min_child_samples': 20, 'min_child_weight': 0.001, 'min_split_gain': 0.0, 'n_estimators': 100, 'n_jobs': -1, 'num_leaves': 31, 'objective': None, 'random_state': None, 'reg_alpha': 0.0, 'reg_lambda': 0.0, 'silent': True, 'subsample': 1.0, 'subsample_for_bin': 200000, 'subsample_freq': 0}\n{'boosting_type': 'gbdt', 'class_weight': None, 'colsample_bytree': 1.0, 'importance_type': 'split', 'learning_rate': 0.1, 'max_depth': -1, 'min_child_samples': 20, 'min_child_weight': 0.001, 'min_split_gain': 0.0, 'n_estimators': 100, 'n_jobs': -1, 'num_leaves': 31, 'objective': None, 'random_state': None, 'reg_alpha': 0.0, 'reg_lambda': 0.0, 'silent': True, 'subsample': 1.0, 'subsample_for_bin': 200000, 'subsample_freq': 0}<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u3088\u3046\u306b\u3001<meta charset=\"utf-8\"><a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/pythonapi\/lightgbm.LGBMRegressor.html#lightgbm.LGBMRegressor.get_params\" rel=\"nofollow noopener\" target=\"_blank\">get_params()<\/a>\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067<meta charset=\"utf-8\">\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u89a7\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u305d\u308c\u305e\u308c\u306e\u8a73\u7d30\u3092\u77e5\u308a\u305f\u3044\u65b9\u306f\u4e0b\u8a18\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u662f\u975e\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/pythonapi\/lightgbm.LGBMRegressor.html?highlight=LGBMRegressor#lightgbm.LGBMRegressor\" rel=\"nofollow noopener\" target=\"_blank\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1alightgbm.<strong>LGBMRegressor<\/strong><\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/pythonapi\/lightgbm.LGBMClassifier.html\" rel=\"nofollow noopener\" target=\"_blank\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1alightgbm.LGBMClassifier<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-1\">LightGBM\u306e\u5168\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u77e5\u308a\u305f\u3044\u65b9\u3078<\/h1>\n\n\n\n<p><\/p>\n\n\n\n<p>LightGBM\u306e\u5168\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\uff11\uff10\uff10\u4ee5\u4e0a\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b3\u30a2\u30d1\u30e9\u30e1\u30fc\u30bf\u3084\u5236\u5fa1\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u76ee\u7684\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u30e1\u30c8\u30ea\u30c3\u30af\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30e9\u30e1\u30fc\u30bf\u306a\u3069\u306a\u3069\u306e\u9805\u76ee\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5168\u3066\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u77e5\u308a\u305f\u3044\u65b9\u306f\u4e0b\u8a18\u30da\u30fc\u30b8\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"https:\/\/lightgbm.readthedocs.io\/en\/latest\/Parameters.html\" rel=\"nofollow noopener\" target=\"_blank\">Parameters<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">\u6a5f\u68b0\u5b66\u7fd2\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u306b\u306f<\/h2>\n\n\n\n<p>\u6a5f\u68b0\u5b66\u7fd2\u3092\u5b66\u3076\u4e0a\u3067\u30aa\u30b9\u30b9\u30e1\u306a\u306e\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u3044\u3064\u3067\u3082\u8cea\u554f\u3067\u304d\u308b\u74b0\u5883\u3067\u5b66\u3076\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/aiacademy.jp\/bootcamp\">AI Academy Bootcamp<\/a>\u306a\u3089\u3001<a rel=\"noreferrer noopener\" href=\"https:\/\/aiacademy.jp\/bootcamp\" target=\"_blank\">\uff16\u30f6\u670835,000\u5186\u306b\u3066\u30c1\u30e3\u30c3\u30c8\u3067\u8cea\u554f\u3057\u653e\u984c\u306e\u74b0\u5883\u3067\u3001\u6a5f\u68b0\u5b66\u7fd2\u3084\u30c7\u30fc\u30bf\u5206\u6790\u304c\u5b66\u3079\u308b\u30b5\u30fc\u30d3\u30b9<\/a>\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br>\u6570\u5341\u540d\u5728\u7c4d\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u30b5\u30a4\u30a8\u30f3\u30c6\u30a3\u30b9\u30c8\u3084\u6a5f\u68b0\u5b66\u7fd2\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u8cea\u554f\u3057\u653e\u984c\u306e\u74b0\u5883\u3067\u30c7\u30fc\u30bf\u5206\u6790\u3001\u7d71\u8a08\u3001\u6a5f\u68b0\u5b66\u7fd2\u3001SQL\u7b49\u304c\u5b66\u3079\u307e\u3059\u3002AI\u4eba\u6750\u306b\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u3092\u52b9\u7387\u3088\u304f\u4f53\u7cfb\u7684\u306b\u8eab\u306b\u4ed8\u3051\u305f\u3044\u65b9\u306f\u662f\u975e\u3054\u691c\u8a0e\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/aiacademy.jp\/bootcamp\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"341\" src=\"https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-1024x341.png\" alt=\"\" class=\"wp-image-691\" srcset=\"https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-1024x341.png 1024w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-300x100.png 300w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-768x256.png 768w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-940x313.png 940w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001LigthGBM\u306e\u63a8\u5b9a\u5024\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u89a7\u3092\u53d6\u5f97\u3057\u305f\u3044\u65b9\u5411\u3051\u306e\u8a18\u4e8b\u3067\u3059\u3002 Python\u3067LigthGBM\u3092\u7528\u3044\u3066\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u3059\u308b\u969b\u306b\u3001LightGBM\u3067\u306f\u591a\u304f\u306e\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6301\u3064\u305f &#8230; <\/p>\n","protected":false},"author":1,"featured_media":2674,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[85,130],"tags":[],"class_list":{"0":"post-2671","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-python","8":"category-130"},"_links":{"self":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2671","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2671"}],"version-history":[{"count":8,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2671\/revisions"}],"predecessor-version":[{"id":2691,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2671\/revisions\/2691"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/media\/2674"}],"wp:attachment":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}