{"id":201465,"date":"2024-05-10T02:37:14","date_gmt":"2024-05-09T18:37:14","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/201465.html"},"modified":"2024-05-10T02:37:18","modified_gmt":"2024-05-09T18:37:18","slug":"%e8%81%9a%e7%b1%bb%e7%ae%97%e6%b3%95%e7%9a%84%e7%bb%8f%e5%85%b8%e7%bb%bc%e8%bf%b0%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/201465.html","title":{"rendered":"\u805a\u7c7b\u7b97\u6cd5\u7684\u7ecf\u5178\u7efc\u8ff0\u6709\u54ea\u4e9b"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24141613\/15f91cc1-8598-420e-a221-c6da41ef7221.webp\" alt=\"\u805a\u7c7b\u7b97\u6cd5\u7684\u7ecf\u5178\u7efc\u8ff0\u6709\u54ea\u4e9b\" \/><\/p>\n<p><p>\u805a\u7c7b\u7b97\u6cd5\u7684\u7ecf\u5178\u7efc\u8ff0\u4e3b\u8981\u5305\u62ec<strong>K-Means\u7b97\u6cd5\u3001\u5c42\u6b21\u805a\u7c7b\u7b97\u6cd5\u3001\u57fa\u4e8e\u5bc6\u5ea6\u7684\u805a\u7c7b\u7b97\u6cd5\uff08\u5982DBSCAN\uff09\u3001\u57fa\u4e8e\u7f51\u683c\u7684\u805a\u7c7b\u7b97\u6cd5\u4ee5\u53ca\u8c31\u805a\u7c7b<\/strong>\u3002\u8fd9\u4e9b\u7b97\u6cd5\u5404\u6709\u4f18\u52a3\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u6316\u6398\u3001\u56fe\u50cf\u5206\u5272\u3001\u6587\u672c\u805a\u7c7b\u7b49\u591a\u4e2a\u9886\u57df\u3002<\/p>\n<\/p>\n<p><p>K-Means\u7b97\u6cd5\u662f\u6700\u5e38\u7528\u7684\u805a\u7c7b\u7b97\u6cd5\u4e4b\u4e00\uff0c\u4ee5\u5176<strong>\u7b80\u6d01\u6027\u548c\u6548\u7387<\/strong>\u5e7f\u53d7\u559c\u7231\u3002\u5b83\u901a\u8fc7\u6700\u5c0f\u5316\u6bcf\u4e2a\u70b9\u5230\u5176\u8d28\u5fc3\u7684\u8ddd\u79bb\u4e4b\u548c\u6765\u5f62\u6210\u7c07\u3002\u867d\u7136K-Means\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u96c6\u65f6\u76f8\u5bf9\u9ad8\u6548\uff0c\u4f46\u5b83\u9700\u8981\u9884\u5148\u6307\u5b9a\u7c07\u7684\u6570\u76ee\uff0c\u4e14\u5bf9\u566a\u58f0\u548c\u5f02\u5e38\u503c\u654f\u611f\uff0c\u53ef\u80fd\u65e0\u6cd5\u8bc6\u522b\u590d\u6742\u7684\u7c07\u5f62\u72b6\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001K-MEANS\u7b97\u6cd5<\/h3>\n<\/p>\n<p><p>K-Means\u7b97\u6cd5\u662f\u4e00\u79cd\u5212\u5206\u805a\u7c7b\u65b9\u6cd5\uff0c\u901a\u8fc7\u8fed\u4ee3\u5bfb\u627ek\u4e2a\u7c07\u7684\u4e2d\u5fc3\uff0c\u5e76\u5c06\u6837\u672c\u70b9\u5206\u914d\u5230\u6700\u8fd1\u7684\u7c07\u4e2d\u5fc3\uff0c\u4ece\u800c\u5bf9\u6570\u636e\u96c6\u8fdb\u884c\u5212\u5206\u3002\u8be5\u7b97\u6cd5\u7b80\u5355\u9ad8\u6548\uff0c\u4f46\u540c\u65f6\u4e5f\u5b58\u5728\u4e00\u4e9b\u5c40\u9650\u6027\uff0c\u5982\u5bf9\u521d\u59cb\u4e2d\u5fc3\u7684\u9009\u62e9\u654f\u611f\u3001\u5047\u5b9a\u7c07\u7684\u5927\u5c0f\u76f8\u4f3c\u4ee5\u53ca\u5047\u5b9a\u7c07\u5448\u7403\u5f62\u5206\u5e03\u3002<\/p>\n<\/p>\n<p><h4>\u7b97\u6cd5\u539f\u7406<\/h4>\n<\/p>\n<p><p>K-Means\u7b97\u6cd5\u9996\u5148\u968f\u673a\u9009\u62e9k\u4e2a\u805a\u7c7b\u4e2d\u5fc3\uff0c\u4e4b\u540e\u901a\u8fc7\u8ba1\u7b97\u6bcf\u4e2a\u6837\u672c\u4e0e\u8fd9\u4e9b\u4e2d\u5fc3\u7684\u8ddd\u79bb\uff0c\u5c06\u6837\u672c\u5212\u5206\u5230\u6700\u8fd1\u7684\u7c07\u4e2d\u3002\u63a5\u7740\u91cd\u65b0\u8ba1\u7b97\u6bcf\u4e2a\u7c07\u7684\u4e2d\u5fc3\u70b9\uff0c\u5e76\u7ee7\u7eed\u8fed\u4ee3\u8fd9\u4e00\u8fc7\u7a0b\u76f4\u5230\u6ee1\u8db3\u7ec8\u6b62\u6761\u4ef6\uff0c\u5982\u7c07\u4e2d\u5fc3\u7684\u53d8\u5316\u5c0f\u4e8e\u67d0\u4e2a\u9608\u503c\u3002<\/p>\n<\/p>\n<p><h4>\u5e94\u7528\u573a\u666f\u53ca\u5c40\u9650\u6027<\/h4>\n<\/p>\n<p><p>K-Means\u5e7f\u6cdb\u7528\u4e8e\u5e02\u573a\u7ec6\u5206\u3001\u56fe\u50cf\u5904\u7406\u548c\u6587\u6863\u805a\u7c7b\u7b49\u3002\u7136\u800c\uff0c\u8be5\u7b97\u6cd5\u5bf9\u521d\u59cb\u7c07\u4e2d\u5fc3\u654f\u611f\uff0c\u53ef\u80fd\u9677\u5165\u5c40\u90e8\u6700\u4f18\uff1b\u65e0\u6cd5\u5904\u7406\u975e\u7403\u5f62\u7c07\u6216\u5927\u5c0f\u6781\u7aef\u4e0d\u7b49\u7684\u7c07\uff1b\u566a\u58f0\u548c\u5f02\u5e38\u503c\u4e5f\u4f1a\u5f71\u54cd\u805a\u7c7b\u8d28\u91cf\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u5c42\u6b21\u805a\u7c7b\u7b97\u6cd5<\/h3>\n<\/p>\n<p><p>\u5c42\u6b21\u805a\u7c7b\u7b97\u6cd5\u65e8\u5728\u6784\u5efa\u4e00\u4e2a\u591a\u7ea7\u7684\u7c07\u5c42\u6b21\u7ed3\u6784\u3002\u5b83\u5206\u4e3a\u51dd\u805a\u7684\u5c42\u6b21\u805a\u7c7b\u548c\u5206\u88c2\u7684\u5c42\u6b21\u805a\u7c7b\uff0c\u524d\u8005\u4ece\u6bcf\u4e2a\u70b9\u4f5c\u4e3a\u5355\u4e00\u7c07\u5f00\u59cb\uff0c\u8fed\u4ee3\u5408\u5e76\uff1b\u540e\u8005\u4ece\u6240\u6709\u70b9\u6784\u6210\u4e00\u4e2a\u7c07\u5f00\u59cb\uff0c\u9010\u6b65\u7ec6\u5206\u3002<\/p>\n<\/p>\n<p><h4>\u7b97\u6cd5\u539f\u7406<\/h4>\n<\/p>\n<p><p>\u5728\u5c42\u6b21\u805a\u7c7b\u7b97\u6cd5\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u51dd\u805a\u7b56\u7565\u662f\u201c\u6700\u5c0f\u8ddd\u79bb\u201d\u6216\u201c\u6700\u957f\u8ddd\u79bb\u201d\uff0c\u901a\u8fc7\u8ba1\u7b97\u4e0d\u540c\u7c07\u4e4b\u95f4\u6837\u672c\u7684\u6700\u8fd1\u8ddd\u79bb\u6216\u6700\u8fdc\u8ddd\u79bb\u6765\u51b3\u5b9a\u54ea\u4e24\u4e2a\u7c07\u5e94\u8be5\u5408\u5e76\u3002\u8fd9\u4e00\u8fc7\u7a0b\u91cd\u590d\u8fdb\u884c\uff0c\u76f4\u81f3\u8fbe\u5230\u7528\u6237\u6307\u5b9a\u7684\u7c07\u6570\u91cf\u6216\u6ee1\u8db3\u67d0\u4e2a\u8ddd\u79bb\u9608\u503c\u3002<\/p>\n<\/p>\n<p><h4>\u5e94\u7528\u573a\u666f\u53ca\u5c40\u9650\u6027<\/h4>\n<\/p>\n<p><p>\u5c42\u6b21\u805a\u7c7b\u5728\u751f\u7269\u4fe1\u606f\u5b66\u3001\u4fe1\u606f\u68c0\u7d22\u7b49\u9886\u57df\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u7136\u800c\uff0c\u8fd9\u7c7b\u7b97\u6cd5\u8ba1\u7b97\u590d\u6742\u5ea6\u8f83\u9ad8\uff0c\u4e0d\u9002\u5b9c\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u96c6\uff1b\u4e00\u65e6\u4e24\u4e2a\u7c07\u5408\u5e76\uff0c\u5c31\u65e0\u6cd5\u5206\u5272\uff0c\u53ef\u80fd\u5f71\u54cd\u6700\u7ec8\u7684\u805a\u7c7b\u7ed3\u679c\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u57fa\u4e8e\u5bc6\u5ea6\u7684\u805a\u7c7b\u7b97\u6cd5\uff08DBSCAN\uff09<\/h3>\n<\/p>\n<p><p>DBSCAN\uff08Density-Based Spatial Clustering of Applications with Noise\uff09\u662f\u4e00\u79cd\u5178\u578b\u7684\u57fa\u4e8e\u5bc6\u5ea6\u7684\u805a\u7c7b\u7b97\u6cd5\uff0c\u53ef\u4ee5\u53d1\u73b0\u4efb\u610f\u5f62\u72b6\u7684\u7c07\uff0c\u5e76\u80fd\u5728\u805a\u7c7b\u7684\u540c\u65f6\u8bc6\u522b\u566a\u58f0\u3002<\/p>\n<\/p>\n<p><h4>\u7b97\u6cd5\u539f\u7406<\/h4>\n<\/p>\n<p><p>DBSCAN\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5728\u7ed9\u5b9a\u7684\u7a7a\u95f4\u4e2d\uff0c\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u6837\u672c\u70b9\uff0c\u5982\u679c\u5176\u03b5-\u90bb\u57df\u5185\u7684\u6837\u672c\u70b9\u6570\u91cf\u8d85\u8fc7\u67d0\u4e00\u9608\u503cMinPts\uff0c\u5219\u8ba4\u4e3a\u8fd9\u4e2a\u70b9\u662f\u6838\u5fc3\u70b9\uff1b\u57fa\u4e8e\u6838\u5fc3\u70b9\u53ef\u4ee5\u8fdb\u4e00\u6b65\u6269\u5c55\u5f97\u5230\u7c07\u3002\u4e0d\u5c5e\u4e8e\u4efb\u4f55\u7c07\u7684\u70b9\u88ab\u89c6\u4e3a\u566a\u58f0\u3002<\/p>\n<\/p>\n<p><h4>\u5e94\u7528\u573a\u666f\u53ca\u5c40\u9650\u6027<\/h4>\n<\/p>\n<p><p>DBSCAN\u9002\u7528\u4e8e\u5177\u6709\u566a\u58f0\u7684\u7a7a\u95f4\u6570\u636e\u96c6\uff0c\u5e38\u7528\u4e8e\u661f\u7cfb\u805a\u7c7b\u3001\u5730\u7406\u6570\u636e\u5206\u6790\u7b49\u3002\u4f46\u662f\uff0c\u5b83\u5bf9\u8f93\u5165\u53c2\u6570\u03b5\u548cMinPts\u9009\u62e9\u654f\u611f\uff0c\u5e76\u4e14\u5728\u7c07\u7684\u5bc6\u5ea6\u5dee\u5f02\u8f83\u5927\u65f6\uff0c\u96be\u4ee5\u9009\u62e9\u5408\u9002\u7684\u53c2\u6570\u4ee5\u8bc6\u522b\u6240\u6709\u7684\u7c07\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u57fa\u4e8e\u7f51\u683c\u7684\u805a\u7c7b\u7b97\u6cd5<\/h3>\n<\/p>\n<p><p>\u57fa\u4e8e\u7f51\u683c\u7684\u805a\u7c7b\u7b97\u6cd5\u901a\u8fc7\u5c06\u7a7a\u95f4\u5212\u5206\u6210\u6709\u9650\u6570\u91cf\u7684\u7ec6\u80de\uff08\u7f51\u683c\uff09\uff0c\u7136\u540e\u5728\u8fd9\u4e9b\u7f51\u683c\u4e0a\u8fdb\u884c\u5feb\u901f\u805a\u7c7b\u3002<\/p>\n<\/p>\n<p><h4>\u7b94\u6cd5\u539f\u7406<\/h4>\n<\/p>\n<p><p>\u8fd9\u7c7b\u7b97\u6cd5\u9996\u5148\u5c06\u6570\u636e\u7a7a\u95f4\u5212\u5206\u4e3a\u7f51\u683c\u7ed3\u6784\uff0c\u6bcf\u4e2a\u7f51\u683c\u7ec6\u80de\u4f5c\u4e3a\u6700\u57fa\u672c\u7684\u5355\u5143\uff0c\u901a\u8fc7\u7ec6\u80de\u7684\u5bc6\u5ea6\u6765\u5224\u5b9a\u662f\u5426\u4e3a\u7c07\uff0c\u7136\u540e\u76f8\u90bb\u7684\u9ad8\u5bc6\u5ea6\u7ec6\u80de\u5408\u5e76\u5f62\u6210\u805a\u7c7b\u3002<\/p>\n<\/p>\n<p><h4>\u5e94\u7528\u573a\u666f\u53ca\u5c40\u9650\u6027<\/h4>\n<\/p>\n<p><p>\u57fa\u4e8e\u7f51\u683c\u7684\u805a\u7c7b\u7b97\u6cd5\u56e0\u5176\u5904\u7406\u901f\u5ea6\u5feb\u3001\u7a7a\u95f4\u6d88\u8017\u4f4e\u800c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u96c6\uff0c\u5982GIS\u7cfb\u7edf\u3001\u591a\u7ef4\u6570\u636e\u5206\u6790\u7b49\u3002\u7136\u800c\uff0c\u8fd9\u7c7b\u7b97\u6cd5\u7684\u6027\u80fd\u4f9d\u8d56\u4e8e\u7f51\u683c\u7c92\u5ea6\uff0c\u4e14\u53ea\u80fd\u5904\u7406\u6570\u503c\u5c5e\u6027\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u8c31\u805a\u7c7b<\/h3>\n<\/p>\n<p><p>\u8c31\u805a\u7c7b\u57fa\u4e8e\u56fe\u8bba\uff0c\u5c06\u805a\u7c7b\u95ee\u9898\u8f6c\u5316\u4e3a\u56fe\u7684\u5206\u5272\u95ee\u9898\u3002\u5b83\u5229\u7528\u6570\u636e\u7684\u76f8\u4f3c\u5ea6\u77e9\u9635\u6784\u5efa\u56fe\uff0c\u901a\u8fc7\u8ba1\u7b97\u56fe\u7684\u62c9\u666e\u62c9\u65af\u7b97\u5b50\u7684\u7279\u5f81\u5411\u91cf\u6765\u8fdb\u884c\u805a\u7c7b\u3002<\/p>\n<\/p>\n<p><h4>\u7b97\u6cd5\u539f\u7406<\/h4>\n<\/p>\n<p><p>\u8c31\u805a\u7c7b\u7b97\u6cd5\u5229\u7528\u6837\u672c\u70b9\u4e4b\u95f4\u7684\u76f8\u4f3c\u6027\u6765\u6784\u9020\u90bb\u63a5\u56fe\uff0c\u7136\u540e\u6839\u636e\u56fe\u7684\u8c31\uff08\u7279\u5f81\u503c\u548c\u7279\u5f81\u5411\u91cf\uff09\u5c06\u6570\u636e\u5212\u5206\u5728\u4e0d\u540c\u7684\u7c07\u4e2d\u3002\u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u805a\u7c7b\u5728\u5f62\u72b6\u548c\u5927\u5c0f\u4e0a\u66f4\u4e3a\u7075\u6d3b\u3002<\/p>\n<\/p>\n<p><h4>\u5e94\u7528\u573a\u666f\u53ca\u5c40\u9650\u6027<\/h4>\n<\/p>\n<p><p>\u8c31\u805a\u7c7b\u7528\u4e8e\u793e\u4ea4\u7f51\u7edc\u5206\u6790\u3001\u8bed\u97f3\u548c\u56fe\u50cf\u5206\u5272\u7b49\u5e94\u7528\u573a\u666f\u3002\u8be5\u7b97\u6cd5\u53ef\u4ee5\u89e3\u51b3\u975e\u7403\u5f62\u7684\u805a\u7c7b\u95ee\u9898\uff0c\u4f46\u8ba1\u7b97\u91cf\u5927\uff0c\u5c24\u5176\u662f\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u7684\u5904\u7406\u4e0a\u53d7\u9650\u3002<\/p>\n<\/p>\n<p><p>\u7efc\u5408\u4e0a\u8ff0\uff0c\u805a\u7c7b\u7b97\u6cd5\u7684\u9009\u62e9\u548c\u5e94\u7528\u5e94\u8003\u8651\u6570\u636e\u7684\u7279\u6027\u3001\u7b97\u6cd5\u7684\u5f3a\u5ea6\u4e0e\u9650\u5236\uff0c\u4ee5\u53ca\u805a\u7c7b\u95ee\u9898\u7684\u5b9e\u9645\u9700\u6c42\u3002\u901a\u8fc7\u9002\u5f53\u7684\u7b97\u6cd5\u548c\u53c2\u6570\u8c03\u4f18\uff0c\u53ef\u4ee5\u5728\u5404\u79cd\u5e94\u7528\u573a\u666f\u4e2d\u53d6\u5f97\u6709\u6548\u4e14\u6709\u610f\u4e49\u7684\u805a\u7c7b\u7ed3\u679c\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>1. 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