{"id":611,"date":"2023-11-09T17:58:14","date_gmt":"2023-11-09T09:58:14","guid":{"rendered":"http:\/\/ai.gitpp.com\/?p=611"},"modified":"2023-11-09T17:58:14","modified_gmt":"2023-11-09T09:58:14","slug":"k-means-%e8%81%9a%e7%b1%bb","status":"publish","type":"post","link":"http:\/\/ai.gitpp.com\/index.php\/2023\/11\/09\/k-means-%e8%81%9a%e7%b1%bb\/","title":{"rendered":"K-Means \u805a\u7c7b"},"content":{"rendered":"\n

K-Means \u805a\u7c7b\uff08K-Means Clustering\uff09\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u805a\u7c7b\u7b97\u6cd5\uff0c\u4e3b\u8981\u7528\u4e8e\u5bf9\u6570\u636e\u8fdb\u884c\u65e0\u76d1\u7763\u5b66\u4e60\u3002\u8be5\u7b97\u6cd5\u57fa\u4e8e\u8ddd\u79bb\u5ea6\u91cf\uff0c\u901a\u8fc7\u5c06\u6570\u636e\u70b9\u5206\u4e3a K \u4e2a\u7c07\uff08Clusters\uff09\u6765\u5bfb\u627e\u6570\u636e\u4e4b\u95f4\u7684\u5185\u5728\u7ed3\u6784\u3002\u5177\u4f53\u6765\u8bf4\uff0cK-Means \u7b97\u6cd5\u65e8\u5728\u5c06\u6570\u636e\u70b9\u5206\u4e3a K \u4e2a\u7c7b\u522b\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u6570\u636e\u70b9\u4e0e\u5176\u6240\u5c5e\u7c07\u7684\u4e2d\u5fc3\uff08\u8d28\u5fc3\uff09\u4e4b\u95f4\u7684\u8ddd\u79bb\u4e4b\u548c\u6700\u5c0f\u3002
K-Means \u805a\u7c7b\u7684\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n

    \n
  1. \u521d\u59cb\u5316\uff1a\u4ece\u6570\u636e\u96c6 D \u4e2d\u968f\u673a\u9009\u62e9 K \u4e2a\u6570\u636e\u70b9\u4f5c\u4e3a\u521d\u59cb\u8d28\u5fc3\uff08Centroids\uff09\u3002<\/li>\n\n\n\n
  2. \u5206\u914d\u6570\u636e\u70b9\uff1a\u5bf9\u4e8e\u6570\u636e\u96c6\u4e2d\u7684\u6bcf\u4e2a\u6570\u636e\u70b9\uff0c\u8ba1\u7b97\u5176\u4e0e\u6240\u6709\u8d28\u5fc3\u7684\u8ddd\u79bb\uff0c\u5e76\u5c06\u6570\u636e\u70b9\u5206\u914d\u7ed9\u8ddd\u79bb\u6700\u8fd1\u7684\u8d28\u5fc3\u3002<\/li>\n\n\n\n
  3. \u66f4\u65b0\u8d28\u5fc3\uff1a\u5bf9\u4e8e\u6bcf\u4e2a\u7c07\uff0c\u8ba1\u7b97\u7c07\u5185\u6240\u6709\u6570\u636e\u70b9\u7684\u5747\u503c\uff0c\u66f4\u65b0\u8d28\u5fc3\u4e3a\u8be5\u5747\u503c\u3002<\/li>\n\n\n\n
  4. \u8fed\u4ee3\uff1a\u91cd\u590d\u6b65\u9aa4 2 \u548c\u6b65\u9aa4 3\uff0c\u76f4\u5230\u8d28\u5fc3\u4e0d\u518d\u53d1\u751f\u53d8\u5316\uff0c\u6216\u8fbe\u5230\u9884\u8bbe\u7684\u6700\u5927\u8fed\u4ee3\u6b21\u6570\u3002<\/li>\n\n\n\n
  5. \u8f93\u51fa\uff1a\u5f97\u5230\u6700\u7ec8\u7684\u7c07\u5212\u5206\uff0c\u6bcf\u4e2a\u7c07\u7684\u4ee3\u8868\u70b9\uff08\u8d28\u5fc3\uff09\u4f5c\u4e3a\u8be5\u7c07\u7684\u4e2d\u5fc3\u3002
    K-Means \u805a\u7c7b\u7b97\u6cd5\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/li>\n\n\n\n
  6. \u6613\u4e8e\u7406\u89e3\u548c\u5b9e\u73b0\uff1aK-Means \u805a\u7c7b\u7b97\u6cd5\u7b80\u5355\u6613\u61c2\uff0c\u4ee3\u7801\u5b9e\u73b0\u8f83\u4e3a\u7b80\u5355\u3002<\/li>\n\n\n\n
  7. \u9002\u7528\u8303\u56f4\u5e7f\u6cdb\uff1aK-Means \u805a\u7c7b\u7b97\u6cd5\u53ef\u4ee5\u5e94\u7528\u4e8e\u5404\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5982\u8fde\u7eed\u578b\u548c\u79bb\u6563\u578b\u6570\u636e\u3002
    \u7136\u800c\uff0cK-Means \u805a\u7c7b\u7b97\u6cd5\u4e5f\u5b58\u5728\u4ee5\u4e0b\u7f3a\u70b9\uff1a<\/li>\n\n\n\n
  8. \u5bf9\u521d\u59cb\u8d28\u5fc3\u654f\u611f\uff1aK-Means \u805a\u7c7b\u7684\u7ed3\u679c\u53d7\u521d\u59cb\u8d28\u5fc3\u9009\u62e9\u7684\u5f71\u54cd\u8f83\u5927\uff0c\u4e0d\u540c\u7684\u521d\u59cb\u8d28\u5fc3\u53ef\u80fd\u5bfc\u81f4\u4e0d\u540c\u7684\u805a\u7c7b\u7ed3\u679c\u3002<\/li>\n\n\n\n
  9. \u8ba1\u7b97\u590d\u6742\u5ea6\u9ad8\uff1a\u5728\u6bcf\u6b21\u8fed\u4ee3\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u8ba1\u7b97\u6240\u6709\u6570\u636e\u70b9\u4e0e\u8d28\u5fc3\u7684\u8ddd\u79bb\uff0c\u8ba1\u7b97\u91cf\u8f83\u5927\u3002<\/li>\n\n\n\n
  10. \u53ef\u80fd\u5b58\u5728\u5c40\u90e8\u6700\u4f18\u89e3\uff1aK-Means \u805a\u7c7b\u7b97\u6cd5\u503e\u5411\u4e8e\u6536\u655b\u5230\u5c40\u90e8\u6700\u4f18\u89e3\uff0c\u800c\u975e\u5168\u5c40\u6700\u4f18\u89e3\u3002
    \u4e3a\u4e86\u514b\u670d\u8fd9\u4e9b\u7f3a\u70b9\uff0c\u53ef\u4ee5\u91c7\u7528\u591a\u6b21\u968f\u673a\u521d\u59cb\u5316\u8d28\u5fc3\u7684\u65b9\u6cd5\uff0c\u4ece\u4e2d\u9009\u53d6\u6700\u4f18\u7684\u805a\u7c7b\u7ed3\u679c\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5c1d\u8bd5\u5176\u4ed6\u805a\u7c7b\u7b97\u6cd5\uff0c\u5982 ELKAN K-Means\u3001DBSCAN \u7b49\uff0c\u4ee5\u63d0\u9ad8\u805a\u7c7b\u6027\u80fd\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    K-Means \u805a\u7c7b\uff08K-Means Clustering\uff09\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u805a\u7c7b\u7b97\u6cd5\uff0c\u4e3b\u8981\u7528\u4e8e\u5bf9\u6570\u636e\u8fdb\u884c\u65e0\u76d1\u7763\u5b66\u4e60 […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-611","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"blocksy_meta":"","_links":{"self":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/comments?post=611"}],"version-history":[{"count":1,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/611\/revisions"}],"predecessor-version":[{"id":612,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/611\/revisions\/612"}],"wp:attachment":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/media?parent=611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/categories?post=611"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/tags?post=611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}