{"id":164667,"date":"2024-11-05T09:49:26","date_gmt":"2024-11-05T01:49:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164667\/"},"modified":"2024-11-05T09:49:27","modified_gmt":"2024-11-05T01:49:27","slug":"%e8%81%9a%e9%a1%9e%e5%88%86%e6%9e%90%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%84%aa%e5%8c%96%e5%a4%a7%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90%e7%9a%84%e6%9c%89%e6%95%88%e6%96%b9%e6%b3%95-%e8%81%9a%e9%a1%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164667\/","title":{"rendered":"\u805a\u985e\u5206\u6790\u6578\u64da\u5eab\uff1a\u512a\u5316\u5927\u6578\u64da\u5206\u6790\u7684\u6709\u6548\u65b9\u6cd5 (\u805a\u985e\u5206\u6790\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e8%81%9a%e9%a1%9e%e5%88%86%e6%9e%90%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%84%aa%e5%8c%96%e5%a4%a7%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90%e7%9a%84%e6%9c%89%e6%95%88%e6%96%b9%e6%b3%95-XlKrhIdeFg\">\u805a\u985e\u5206\u6790\u6578\u64da\u5eab\uff1a\u512a\u5316\u5927\u6578\u64da\u5206\u6790\u7684\u6709\u6548\u65b9\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u4f01\u696d\u548c\u7d44\u7e54\u9762\u81e8\u8457\u5982\u4f55\u6709\u6548\u5206\u6790\u548c\u5229\u7528\u5927\u91cf\u6578\u64da\u7684\u6311\u6230\u3002\u805a\u985e\u5206\u6790\u4f5c\u70ba\u4e00\u7a2e\u91cd\u8981\u7684\u6578\u64da\u6316\u6398\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u6211\u5011\u5f9e\u8907\u96dc\u7684\u6578\u64da\u96c6\u4e2d\u63d0\u53d6\u6709\u50f9\u503c\u7684\u4fe1\u606f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u805a\u985e\u5206\u6790\u7684\u57fa\u672c\u6982\u5ff5\u3001\u5176\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\uff0c\u4ee5\u53ca\u5982\u4f55\u512a\u5316\u5927\u6578\u64da\u5206\u6790\u7684\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%81%9a%e9%a1%9e%e5%88%86%e6%9e%90%ef%bc%9f-XlKrhIdeFg\">\u4ec0\u9ebc\u662f\u805a\u985e\u5206\u6790\uff1f<\/h2>\n<p>\u805a\u985e\u5206\u6790\u662f\u4e00\u7a2e\u7121\u76e3\u7763\u5b78\u7fd2\u6280\u8853\uff0c\u65e8\u5728\u5c07\u6578\u64da\u96c6\u4e2d\u7684\u5c0d\u8c61\u6839\u64da\u5176\u7279\u5fb5\u9032\u884c\u5206\u7d44\u3002\u9019\u4e9b\u7d44\u5225\u7a31\u70ba\u201c\u805a\u985e\u201d\uff0c\u540c\u4e00\u805a\u985e\u4e2d\u7684\u5c0d\u8c61\u5728\u67d0\u4e9b\u65b9\u9762\u76f8\u4f3c\uff0c\u800c\u4e0d\u540c\u805a\u985e\u4e2d\u7684\u5c0d\u8c61\u5247\u5b58\u5728\u986f\u8457\u5dee\u7570\u3002\u805a\u985e\u5206\u6790\u7684\u5e38\u898b\u7b97\u6cd5\u5305\u62ecK-means\u3001\u5c64\u6b21\u805a\u985e\u548cDBSCAN\u7b49\u3002<\/p>\n<h3 id=\"k-means%e8%81%9a%e9%a1%9e-XlKrhIdeFg\">K-means\u805a\u985e<\/h3>\n<p>K-means\u662f\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u805a\u985e\u7b97\u6cd5\uff0c\u5176\u57fa\u672c\u601d\u60f3\u662f\u5c07\u6578\u64da\u9ede\u5206\u70baK\u500b\u805a\u985e\uff0c\u4e26\u901a\u904e\u8fed\u4ee3\u7684\u65b9\u5f0f\u6700\u5c0f\u5316\u6bcf\u500b\u805a\u985e\u5167\u90e8\u7684\u8b8a\u7570\u6027\u3002\u4ee5\u4e0b\u662fK-means\u7b97\u6cd5\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u9078\u64c7K\u500b\u521d\u59cb\u805a\u985e\u4e2d\u5fc3\u3002<\/li>\n<li>\u5c07\u6bcf\u500b\u6578\u64da\u9ede\u5206\u914d\u5230\u6700\u8fd1\u7684\u805a\u985e\u4e2d\u5fc3\u3002<\/li>\n<li>\u91cd\u65b0\u8a08\u7b97\u6bcf\u500b\u805a\u985e\u7684\u4e2d\u5fc3\u3002<\/li>\n<li>\u91cd\u8907\u6b65\u9a5f2\u548c3\uff0c\u76f4\u5230\u805a\u985e\u4e2d\u5fc3\u4e0d\u518d\u8b8a\u5316\u3002<\/li>\n<\/ol>\n<pre><code>\nimport numpy as np\nfrom sklearn.cluster import KMeans\n\n# \u5047\u8a2d\u6211\u5011\u6709\u4e00\u7d44\u6578\u64da\ndata = np.array([[1, 2], [1, 4], [1, 0],\n                 [4, 2], [4, 4], [4, 0]])\n\n# \u5275\u5efaK-means\u6a21\u578b\nkmeans = KMeans(n_clusters=2, random_state=0).fit(data)\n\n# \u7372\u53d6\u805a\u985e\u6a19\u7c64\nlabels = kmeans.labels_\nprint(labels)\n<\/code><\/pre>\n<h2 id=\"%e8%81%9a%e9%a1%9e%e5%88%86%e6%9e%90%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-XlKrhIdeFg\">\u805a\u985e\u5206\u6790\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u805a\u985e\u5206\u6790\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\u7bc4\u570d\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u4e3b\u8981\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5e02\u5834\u7d30\u5206\uff1a<\/strong>\u4f01\u696d\u53ef\u4ee5\u6839\u64da\u5ba2\u6236\u7684\u8cfc\u8cb7\u884c\u70ba\u548c\u504f\u597d\u9032\u884c\u5e02\u5834\u7d30\u5206\uff0c\u5f9e\u800c\u5236\u5b9a\u66f4\u5177\u91dd\u5c0d\u6027\u7684\u71df\u92b7\u7b56\u7565\u3002<\/li>\n<li><strong>\u7570\u5e38\u6aa2\u6e2c\uff1a<\/strong>\u901a\u904e\u805a\u985e\u5206\u6790\uff0c\u4f01\u696d\u53ef\u4ee5\u8b58\u5225\u51fa\u7570\u5e38\u884c\u70ba\u6216\u6578\u64da\u9ede\uff0c\u9019\u5728\u91d1\u878d\u6b3a\u8a50\u6aa2\u6e2c\u4e2d\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u5716\u50cf\u8655\u7406\uff1a<\/strong>\u5728\u5716\u50cf\u8655\u7406\u9818\u57df\uff0c\u805a\u985e\u5206\u6790\u53ef\u4ee5\u7528\u65bc\u5716\u50cf\u5206\u5272\uff0c\u5c07\u76f8\u4f3c\u984f\u8272\u7684\u50cf\u7d20\u5206\u70ba\u540c\u4e00\u985e\u5225\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%84%aa%e5%8c%96%e5%a4%a7%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90%e7%9a%84%e7%ad%96%e7%95%a5-XlKrhIdeFg\">\u512a\u5316\u5927\u6578\u64da\u5206\u6790\u7684\u7b56\u7565<\/h3>\n<p>\u5728\u9032\u884c\u805a\u985e\u5206\u6790\u6642\uff0c\u6578\u64da\u7684\u8cea\u91cf\u548c\u7b97\u6cd5\u7684\u9078\u64c7\u5c0d\u7d50\u679c\u6709\u8457\u91cd\u8981\u5f71\u97ff\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5927\u6578\u64da\u5206\u6790\u7684\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u9810\u8655\u7406\uff1a<\/strong>\u6e05\u7406\u548c\u6a19\u6e96\u5316\u6578\u64da\u662f\u63d0\u9ad8\u805a\u985e\u6548\u679c\u7684\u95dc\u9375\u6b65\u9a5f\u3002\u53bb\u9664\u566a\u8072\u6578\u64da\u548c\u7f3a\u5931\u503c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u5206\u6790\u7684\u6e96\u78ba\u6027\u3002<\/li>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u7b97\u6cd5\uff1a<\/strong>\u6839\u64da\u6578\u64da\u7684\u7279\u6027\u9078\u64c7\u5408\u9069\u7684\u805a\u985e\u7b97\u6cd5\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u975e\u7403\u5f62\u7684\u6578\u64da\u5206\u4f48\uff0cDBSCAN\u53ef\u80fd\u6bd4K-means\u66f4\u6709\u6548\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff1a<\/strong>\u9078\u64c7\u652f\u6301\u5927\u6578\u64da\u8655\u7406\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5982Hadoop\u6216Spark\uff0c\u53ef\u4ee5\u63d0\u9ad8\u805a\u985e\u5206\u6790\u7684\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-XlKrhIdeFg\">\u7d50\u8ad6<\/h2>\n<p>\u805a\u985e\u5206\u6790\u4f5c\u70ba\u4e00\u7a2e\u5f37\u5927\u7684\u6578\u64da\u6316\u6398\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u5f9e\u5927\u91cf\u6578\u64da\u4e2d\u63d0\u53d6\u6709\u50f9\u503c\u7684\u4fe1\u606f\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u9810\u8655\u7406\u3001\u9078\u64c7\u5408\u9069\u7684\u7b97\u6cd5\u4ee5\u53ca\u4f7f\u7528\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u4f01\u696d\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u5927\u6578\u64da\u5206\u6790\u7684\u6548\u679c\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u805a\u985e\u5206\u6790\u7684\u61c9\u7528\u5c07\u6703\u66f4\u52a0\u5ee3\u6cdb\uff0c\u70ba\u4f01\u696d\u5e36\u4f86\u66f4\u591a\u7684\u5546\u696d\u50f9\u503c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5be6\u65bd\u805a\u985e\u5206\u6790\u6216\u5176\u4ed6\u6578\u64da\u5206\u6790\u6280\u8853\u611f\u8208\u8da3\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u8655\u7406\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5b58\u5132\u9084\u662f\u8a08\u7b97\u80fd\u529b\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\u90fd\u80fd\u70ba\u60a8\u7684\u5206\u6790\u5de5\u4f5c\u63d0\u4f9b\u5f37\u6709\u529b\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u805a\u985e\u5206\u6790\u6578\u64da\u5eab\uff0c\u63d0\u5347\u5927\u6578\u64da\u5206\u6790\u6548\u7387\uff0c\u767c\u6398\u6578\u64da\u9593\u7684\u6f5b\u5728\u95dc\u806f\uff0c\u512a\u5316\u6c7a\u7b56\u904e\u7a0b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-164667","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=164667"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164667\/revisions"}],"predecessor-version":[{"id":164668,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164667\/revisions\/164668"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}