eclust<\/td> | \u805a\u7c7b\u5206\u6790\u7684\u53ef\u89c6\u5316\u589e\u5f3a\u7248<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n \u5229\u7528\u201c\u624b\u8098\u6cd5\u201d\uff0c\u627e\u5230\u6700\u4f73\u805a\u7c7b\u6570\u76ee\u3002\u968f\u7740\u805a\u7c7b\u6570 K \u7684\u589e\u5927\uff0c\u6837\u672c\u5212\u5206\u4f1a\u66f4\u52a0\u7cbe\u7ec6\uff0c\u6bcf\u4e2a\u7fa4\u7684\u805a\u5408\u7a0b\u5ea6\u4f1a\u9010\u6e10\u63d0\u9ad8\uff0c\u90a3\u4e48\u8bef\u5dee\u5e73\u65b9\u548c SSE \u81ea\u7136\u4f1a\u9010\u6e10\u53d8\u5c0f\u3002<\/strong><\/p>\n\n\n\n\u5373\u968f\u7740\u805a\u7c7b\u6570\u76ee\u589e\u591a\uff0c\u6bcf\u4e00\u4e2a\u7c7b\u522b\u4e2d\u6570\u91cf\u8d8a\u6765\u8d8a\u5c11\uff0c\u8ddd\u79bb\u8d8a\u6765\u8d8a\u8fd1\uff0c\u56e0\u6b64 WSS \u503c\u80af\u5b9a\u662f\u968f\u7740\u805a\u7c7b\u6570\u76ee\u589e\u591a\u800c\u51cf\u5c11\u7684\uff0c\u6240\u4ee5\u5173\u6ce8\u7684\u662f\u659c\u7387\u7684\u53d8\u5316<\/strong>\u3002<\/p>\n\n\n\n <\/figure>\n\n\n\n\u805a\u7c7b\u6570\u8d8b\u52bf\u56fe<\/p>\n\n\n\n \u5728 WWS \u968f\u7740 K \u503c\u7684\u7ee7\u7eed\u589e\u5927\u800c\u51cf\u5c11\u5f97\u5f88\u7f13\u6162\u65f6\uff0c\u8ba4\u4e3a\u8fdb\u4e00\u6b65\u589e\u5927\u805a\u7c7b\u6570\u6548\u679c\u4e5f\u5e76\u4e0d\u80fd\u589e\u5f3a\uff0c\u4e5f\u5c31\u662f\u8bf4 SSE \u548c K \u7684\u5173\u7cfb\u56fe\u662f\u4e00\u4e2a\u624b\u8098\u7684\u5f62\u72b6\uff0c\u5b58\u5728\u7684\u8fd9\u4e2a\u201c\u8098\u70b9\u201d\u5c31\u662f\u6700\u4f73\u805a\u7c7b\u6570\u76ee<\/strong>\u3002\u4ece 1 \u7c7b\u5230 3 \u7c7b\u4e0b\u964d\u5f97\u5f88\u5feb\uff0c\u4e4b\u540e\u4e0b\u964d\u5f97\u5f88\u6162\uff0c\u6240\u4ee5\u6700\u4f73\u805a\u7c7b\u4e2a\u6570\u9009\u4e3a 3\u3002<\/strong><\/p>\n\n\n\n\u6b65\u9aa4 5\uff1a<\/strong><\/p>\n\n\n\n#\u8fdb\u884c\u805a\u7c7b\nresult <- kmeans(data_3,3)<\/code><\/pre>\n\n\n\nkmeans \u51fd\u6570\u8fd8\u63d0\u4f9b\u4e86\u50cf iter.max\uff08\u6700\u5927\u8fed\u4ee3\u6b21\u6570\uff09\u3001 nstart\uff08\u8d77\u59cb\u968f\u673a\u5206\u533a\u7684\u6570\u91cf\uff09\u7b49\u7b49\uff0c\u6709\u9700\u8981\u53ef\u4ee5\u6839\u636e\u51fd\u6570\u7528\u6cd5\u81ea\u884c\u8c03\u6574\uff0c\u8fd9\u91cc\u4f7f\u7528\u7684\u662f\u9ed8\u8ba4\u7684\u53c2\u6570\u8bbe\u5b9a\u3002<\/p>\n\n\n\n \u6b65\u9aa4 6\uff1a<\/strong><\/p>\n\n\n\n#\u53ef\u89c6\u5316\u805a\u7c7b\nfviz_cluster(result, data = data_3)<\/code><\/pre>\n\n\n\n\u4f7f\u7528 factoextra \u5305\u751f\u6210\u7684\u805a\u7c7b\u540e\u7684\u5206\u5e03\u56fe\u3002<\/p>\n\n\n\n <\/figure>\n\n\n\n\u805a\u7c7b\u5212\u5206\u56fe<\/p>\n\n\n\n \u6b65\u9aa4 7\uff1a<\/strong><\/p>\n\n\n\n#\u805a\u7c7b\u7ed3\u679c\u5bfc\u51fa\nresult_output <- data.frame(data_1[,1:4],result$cluster)\nwrite.csv(result_output,file=\"\/Users\/guofu.long\/Desktop\/result_output.csv\",row.names=T,quote=F)<\/code><\/pre>\n\n\n\n\u805a\u7c7b\u7ed3\u679c\u5217\u8868\u3002<\/p>\n\n\n\n <\/figure>\n\n\n\n\u5ba2\u6237\u5206\u7fa4\u5339\u914d\u5217\u8868<\/p>\n\n\n\n 6\u3001\u5c0f\u7ed3<\/strong><\/p>\n\n\n\n\u6700\u540e\uff0c\u5229\u7528 K-Means \u805a\u7c7b\u7b97\u6cd5\u548c RFM \u6a21\u578b\u5f97\u5230\u5ba2\u6237\u5206\u7fa4\u53ea\u662f\u5f00\u59cb\uff0c\u7531\u4e8e\u805a\u7c7b\uff08\u5373\u6570\u5b66\u4e0a\u7684\u76f8\u4f3c\u6027\uff09\u6240\u4ea7\u751f\u7684\u5ba2\u6237\u5206\u7fa4\uff0c\u5206\u7fa4\u672c\u8eab\u4e0d\u80fd\u76f4\u63a5\u4ea7\u751f\u4ef7\u503c\uff0c\u65e0\u8bba\u5206\u7fa4\u7528\u7684\u662f\u5565\u6a21\u578b\uff0c\u6700\u540e\u7684\u7ed3\u679c\u4e5f\u53ea\u662f\u4e00\u4e2a\u6570\u636e\u6807\u7b7e\u800c\u5df2\u3002\u8fd8\u9700\u8981\u7ed3\u5408\u6570\u636e\u672c\u8eab\u7684\u7279\u70b9\u548c\u4e1a\u52a1\u7279\u6027\u8fdb\u884c\u610f\u4e49\u8d4b\u4e88\uff0c\u624d\u80fd\u591f\u4ea7\u751f\u4e0e\u4e4b\u5339\u914d\u7684\u8fd0\u8425\u884c\u52a8\u65b9\u6848\u3002<\/strong><\/p>\n\n\n\n\u89c2\u5bdf\u805a\u7c7b\u540e\u88ab\u5206\u4e3a 3 \u79cd\u7c7b\u578b\u7684\u516c\u53f8\u5ba2\u6237\uff0c\u7fa4\u4f53\u8868\u73b0\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c3 \u79cd\u7c7b\u522b\u53ef\u4ee5\u5212\u5206\u4e3a\u3010\u7c7b\u522b1 : \u7c7b\u522b2 : \u7c7b\u522b3 = \u9ad8\u4ef7\u503c : \u4e2d\u4ef7\u503c : \u4f4e\u4ef7\u503c\u3011\u3002<\/strong><\/p>\n\n\n\n\u5ba2\u6237\u4f53\u9a8c\u7ba1\u7406\u4f9d\u636e\u5bf9\u5e94\u7684\u7c7b\u578b\u91c7\u53d6\u884c\u52a8\u65b9\u6848\u3002<\/p>\n\n\n\n \u672c\u6587\u63d0\u4f9b\u7684\u4ec5\u4ec5\u662f\u533a\u522b\u4e8e\u5355\u4e00\u4f7f\u7528 RFM \u6a21\u578b\u8fdb\u884c\u5ba2\u6237\u5206\u7fa4\u7684\u601d\u8def\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u542f\u53d1\u3002<\/p>\n\n\n\n \u672c\u6587\u5b8c.<\/p>\n\n\n\n \u516c\u4f17\u53f7\uff1a\u9f99\u56fd\u5bcc\uff0c\u4eba\u56e0\u5de5\u7a0b\u7855\u58eb\u3002\u81f4\u529b\u4e8e\u7ec8\u8eab\u5b66\u4e60\u548c\u81ea\u6211\u63d0\u5347\uff0c\u5206\u4eab\u7528\u6237\u7814\u7a76\u3001\u5ba2\u6237\u4f53\u9a8c\u3001\u670d\u52a1\u79d1\u5b66\u7b49\u9886\u57df\u8d44\u8baf\uff0c\u89c2\u70b9\u548c\u4e2a\u4eba\u89c1\u89e3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u6211\u4eec\u77e5\u9053 RFM \u6a21\u578b\u662f\u5ba2\u6237\u5206\u7fa4\u7684\u91cd\u8981\u6a21\u578b\u4e4b\u4e00\uff0c\u5b83\u4e3b\u8981\u57fa\u4e8e\u5ba2\u6237\u884c\u4e3a\u8fdb\u884c\u5212\u5206\uff0c\u8bc6\u522b\u5ba2\u6237\u4ef7\u503c\u60c5\u51b5\uff0c\u628a\u5ba2\u6237\u5212\u5206\u4e3a 8 \u79cd\u7c7b\u578b\u3002 \u90a3\u4e48\u95ee\u9898\u6765\u4e86\uff0c\u4e00\u5b9a\u8981\u5212\u5206\u4e3a 8 \u79cd\u5ba2\u6237\u7c7b\u578b\u5417\uff1f \u5728\u5b9e\u9645\u7684\u5ba2\u2026<\/p>\n","protected":false},"author":1888,"featured_media":69227,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2036],"tags":[4373],"special":[],"class_list":["post-69226","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-quan","tag-rfm","entry"],"views":63615,"_links":{"self":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts\/69226","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/users\/1888"}],"replies":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/comments?post=69226"}],"version-history":[{"count":0,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts\/69226\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/media\/69227"}],"wp:attachment":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/media?parent=69226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/categories?post=69226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/tags?post=69226"},{"taxonomy":"special","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/special?post=69226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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