{"id":4621,"date":"2023-07-09T14:23:19","date_gmt":"2023-07-09T14:23:19","guid":{"rendered":"https:\/\/statorials.org\/cn\/sas%e8%bf%9b%e7%a8%8b%e9%9b%86%e7%be%a4\/"},"modified":"2023-07-09T14:23:19","modified_gmt":"2023-07-09T14:23:19","slug":"sas%e8%bf%9b%e7%a8%8b%e9%9b%86%e7%be%a4","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/sas%e8%bf%9b%e7%a8%8b%e9%9b%86%e7%be%a4\/","title":{"rendered":"\u5982\u4f55\u5728sas\u4e2d\u4f7f\u7528proc cluster\uff08\u9644\u793a\u4f8b\uff09"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>\u805a\u7c7b<\/strong>\u662f\u4e00\u79cd\u673a\u5668\u5b66\u4e60\u6280\u672f\uff0c\u5c1d\u8bd5\u5728\u6570\u636e\u96c6\u4e2d\u67e5\u627e<a href=\"https:\/\/statorials.org\/cn\/\u7edf\u8ba1\u89c2\u5bdf\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u89c2\u5bdf<\/a>\u7ec4\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u76ee\u6807\u662f\u627e\u5230\u805a\u7c7b\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u805a\u7c7b\u5185\u7684\u89c2\u5bdf\u7ed3\u679c\u5f7c\u6b64\u975e\u5e38\u76f8\u4f3c\uff0c\u800c\u4e0d\u540c\u805a\u7c7b\u4e2d\u7684\u89c2\u5bdf\u7ed3\u679c\u5f7c\u6b64\u975e\u5e38\u4e0d\u540c\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u5728 SAS \u4e2d\u8fdb\u884c\u805a\u7c7b\u7684\u6700\u7b80\u5355\u65b9\u6cd5\u662f\u4f7f\u7528<strong>PROC CLUSTER<\/strong> \u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5b9e\u8df5\u4e2d\u4f7f\u7528<strong>PROC CLUSTER<\/strong> \u3002<\/span><\/p>\n<h2><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a\u5982\u4f55\u5728 SAS \u4e2d\u4f7f\u7528 PROC CLUSTER<\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\">\u5047\u8bbe\u6211\u4eec\u6709\u4ee5\u4e0b\u6570\u636e\u96c6\uff0c\u5176\u4e2d\u5305\u542b 20 \u540d\u4e0d\u540c\u7bee\u7403\u8fd0\u52a8\u5458\u7684\u5f97\u5206\u3001\u52a9\u653b\u548c\u7bee\u677f\u4fe1\u606f\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create dataset*\/             \n<span style=\"color: #800080;\">data<\/span><\/span> my_data;\n    <span style=\"color: #3366ff;\">input<\/span> points assists rebounds;   \n    <span style=\"color: #3366ff;\">datalines<\/span> ;\n18 3 15\n20 3 14\n19 4 14\n14 5 10\n14 4 8\n15 7 14\n20 8 13\n28 7 9\n30 6 5\n31 9 4\n35 12 11\n33 14 6\n29 9 5\n25 9 5\n25 4 3\n27 3 8\n29 4 12\n30 12 7\n19 5 6\n23 11 5\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view dataset*\/ \n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data;\n<\/strong><\/span><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-36039 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/clusters0.png\" alt=\"\" width=\"312\" height=\"513\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u5047\u8bbe\u6211\u4eec\u60f3\u8981\u8fdb\u884c\u4e00\u4e9b\u5206\u7ec4\uff0c\u4ee5\u5c1d\u8bd5\u8bc6\u522b\u5177\u6709\u76f8\u4f3c\u7edf\u8ba1\u6570\u636e\u7684\u73a9\u5bb6\u201c\u96c6\u7fa4\u201d\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528SAS\u4e2d\u7684<strong>PROC CLUSTER<\/strong>\u8fdb\u884c\u805a\u7c7b\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*perform clustering using points, assists and rebounds variables*\/             \n<span style=\"color: #000000;\"><span style=\"color: #800080;\">proc cluster<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data <span style=\"color: #3366ff;\">method<\/span> =average;<\/span>\n<span style=\"color: #000000;\"><span style=\"color: #3366ff;\">var<\/span> points assists rebounds;<\/span>\n<span style=\"color: #000000;\"><span style=\"color: #800080;\">run<\/span> ;<\/span>\n<\/span><\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\">\u7ed3\u679c\u7684\u7b2c\u4e00\u4e2a\u8868\u63d0\u4f9b\u4e86\u6709\u5173\u5982\u4f55\u8fdb\u884c\u805a\u7c7b\u7684\u4fe1\u606f\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-36033 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/clusters1.png\" alt=\"\" width=\"342\" height=\"728\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8fd8\u751f\u6210\u4e86\u6811\u72b6\u56fe\uff0c\u4ee5\u4fbf\u6211\u4eec\u53ef\u4ee5\u76f4\u89c2\u5730\u68c0\u67e5\u6570\u636e\u96c6\u4e2d\u89c2\u6d4b\u503c\u4e4b\u95f4\u7684\u76f8\u4f3c\u6027\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-36034 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/clusters2.png\" alt=\"\" width=\"584\" height=\"439\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">y \u8f74\u663e\u793a\u5355\u4e2a\u89c2\u6d4b\u503c\uff0cx \u8f74\u663e\u793a\u7c07\u4e4b\u95f4\u7684\u5e73\u5747\u8ddd\u79bb\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u770b\u770b\u8fd9\u4e2a\u6811\u72b6\u56fe\uff0c\u89c2\u5bdf\u7ed3\u679c\u4f3c\u4e4e\u81ea\u7136\u5206\u4e3a\u4e09\u7ec4\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-36035\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/clusters3.png\" alt=\"SAS PROC \u96c6\u7fa4\u793a\u4f8b\" width=\"573\" height=\"423\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<strong>ncl=3<\/strong>\u7684<strong>PROC TREE<\/strong>\u8bed\u53e5\u6765\u544a\u8bc9 SAS \u5c06\u539f\u59cb\u6570\u636e\u96c6\u4e2d\u7684\u6bcf\u4e2a\u89c2\u6d4b\u503c\u5206\u914d\u7ed9\u4e09\u4e2a\u96c6\u7fa4\u4e4b\u4e00\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*assign each observation to one of three clusters*\/\n<\/span><span style=\"color: #800080;\">proc tree<\/span> <span style=\"color: #3366ff;\">data<\/span> =clustd <span style=\"color: #3366ff;\">noprint ncl<\/span> =3 <span style=\"color: #3366ff;\">out<\/span> =clusts;\n    <span style=\"color: #3366ff;\">copy<\/span> points assists rebounds;\n    <span style=\"color: #3366ff;\">id<\/span> player_ID;\n<span style=\"color: #800080;\">run<\/span> ;\n<span style=\"color: #800080;\">proc sort<\/span> ;\n   <span style=\"color: #3366ff;\">by<\/span> cluster;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view cluster assignments*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> = clusters;\n    <span style=\"color: #3366ff;\">id<\/span> player_ID;\n<span style=\"color: #800080;\">run<\/span> ;<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\">\u751f\u6210\u7684\u6570\u636e\u96c6\u663e\u793a\u6bcf\u4e2a\u539f\u59cb\u89c2\u6d4b\u503c\u53ca\u5176\u6240\u5c5e\u7684\u7c07\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-36036 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/clusters4.png\" alt=\"\" width=\"415\" height=\"489\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff1a<\/span> <span style=\"color: #000000;\">ID\u4e3a2\u30013\u30011\u30014\u30015\u30017\u30016\u548c19\u7684\u73a9\u5bb6\u90fd\u5c5e\u4e8e\u96c6\u7fa4<strong>1<\/strong> \u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u8fd9\u544a\u8bc9\u6211\u4eec\uff0c\u8fd9\u516b\u540d\u7403\u5458\u5728\u5f97\u5206\u3001\u52a9\u653b\u548c\u7bee\u677f\u65b9\u9762\u7684\u53d8\u91cf\u662f\u201c\u76f8\u4f3c\u7684\u201d\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u6ce8\u610f<\/strong>\uff1a\u5bf9\u4e8e\u6b64\u793a\u4f8b\uff0c\u6211\u4eec\u9009\u62e9\u4f7f\u7528<strong>\u5e73\u5747<\/strong>\u4f5c\u4e3a\u805a\u7c7b\u7684\u94fe\u63a5\u65b9\u6cd5\u3002\u6709\u5173\u53ef\u4ee5\u4f7f\u7528\u7684\u5176\u4ed6\u7ed1\u5b9a\u65b9\u6cd5\u7684\u5b8c\u6574\u5217\u8868\uff0c\u8bf7\u53c2\u9605<a href=\"https:\/\/documentation.sas.com\/doc\/en\/pgmsascdc\/9.4_3.4\/statug\/statug_cluster_syntax01.htm\" target=\"_blank\" rel=\"noopener\">SAS \u6587\u6863<\/a>\u3002<\/span><\/p>\n<h2><span style=\"color: #000000;\"><strong>\u5176\u4ed6\u8d44\u6e90<\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\u5728 SAS \u4e2d\u6267\u884c\u5176\u4ed6\u5e38\u89c1\u4efb\u52a1\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/cn\/sas\u4e2d\u7684\u4e3b\u6210\u5206\u5206\u6790\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 SAS \u4e2d\u6267\u884c\u4e3b\u6210\u5206\u5206\u6790<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/sas\u4e2d\u7684\u591a\u5143\u7ebf\u6027\u56de\u5f52\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 SAS \u4e2d\u6267\u884c\u591a\u5143\u7ebf\u6027\u56de\u5f52<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/\u6c14\u95f8\u4e2d\u7684\u903b\u8f91\u56de\u5f52\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 SAS \u4e2d\u6267\u884c\u903b\u8f91\u56de\u5f52<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u805a\u7c7b\u662f\u4e00\u79cd\u673a\u5668\u5b66\u4e60\u6280\u672f\uff0c\u5c1d\u8bd5\u5728\u6570\u636e\u96c6\u4e2d\u67e5\u627e\u89c2\u5bdf\u7ec4\u3002 \u76ee\u6807\u662f\u627e\u5230\u805a\u7c7b\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u805a\u7c7b\u5185\u7684\u89c2\u5bdf\u7ed3\u679c\u5f7c\u6b64\u975e\u5e38\u76f8\u4f3c\uff0c\u800c\u4e0d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-4621","post","type-post","status-publish","format-standard","hentry","category-11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u5728 SAS \u4e2d\u4f7f\u7528 PROC CLUSTER\uff08\u9644\u793a\u4f8b\uff09 - Statorials<\/title>\n<meta name=\"description\" content=\"\u672c\u6559\u7a0b\u901a\u8fc7\u793a\u4f8b\u8bf4\u660e\u5982\u4f55\u4f7f\u7528 SAS \u4e2d\u7684 PROC CLUSTER \u8fdb\u884c\u805a\u7c7b\u5206\u6790\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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