{"id":1828,"date":"2017-08-22T15:27:44","date_gmt":"2017-08-22T07:27:44","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=1828"},"modified":"2017-08-22T15:27:44","modified_gmt":"2017-08-22T07:27:44","slug":"lucene-%e5%a6%82%e4%bd%95%e5%af%b9%e7%b4%a2%e5%bc%95%e8%bf%9b%e8%a1%8c%e6%90%9c%e7%b4%a2%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=1828","title":{"rendered":"Lucene \u5982\u4f55\u5bf9\u7d22\u5f15\u8fdb\u884c\u641c\u7d22\uff1f"},"content":{"rendered":"<p>\n\t\u5bf9\u6587\u6863\u5efa\u7acb\u597d\u7d22\u5f15\u540e\uff0c\u5c31\u53ef\u4ee5\u5728\u8fd9\u4e9b\u7d22\u5f15\u4e0a\u9762\u8fdb\u884c\u641c\u7d22\u4e86\u3002\u641c\u7d22\u5f15\u64ce\u9996\u5148\u4f1a\u5bf9\u641c\u7d22\u7684\u5173\u952e\u8bcd\u8fdb\u884c\u89e3\u6790\uff0c\u7136\u540e\u518d\u5728\u5efa\u7acb\u597d\u7684\u7d22\u5f15\u4e0a\u9762\u8fdb\u884c\u67e5\u627e\uff0c\u6700\u7ec8\u8fd4\u56de\u548c\u7528\u6237\u8f93\u5165\u7684\u5173\u952e\u8bcd\u76f8\u5173\u8054\u7684\u6587\u6863\u3002\n<\/p>\n<p>\n\t<img decoding=\"async\" alt=\"Lucene\" src=\"http:\/\/ocuzluml6.bkt.clouddn.com\/lucene001.jpg\" style=\"width: 708px;height: 575px\" \/>\n<\/p>\n<p>\n\t\u5230\u8fd9\u91cc\u4f3c\u4e4e\u6211\u4eec\u53ef\u4ee5\u5ba3\u5e03&ldquo;\u6211\u4eec\u627e\u5230\u60f3\u8981\u7684\u6587\u6863\u4e86&rdquo;\u3002\n<\/p>\n<p>\n\t\u7136\u800c\u4e8b\u60c5\u5e76\u6ca1\u6709\u7ed3\u675f\uff0c\u627e\u5230\u4e86\u4ec5\u4ec5\u662f\u5168\u6587\u68c0\u7d22\u7684\u4e00\u4e2a\u65b9\u9762\u3002\u4e0d\u662f\u5417\uff1f\u5982\u679c\u4ec5\u4ec5\u53ea\u6709\u4e00\u4e2a\u6216\u5341\u4e2a\u6587\u6863\u5305\u542b\u6211\u4eec\u67e5\u8be2\u7684\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u7684\u786e\u627e\u5230\u4e86\u3002\u7136\u800c\u5982\u679c\u7ed3\u679c\u6709\u4e00\u5343\u4e2a\uff0c\u751a\u81f3\u6210\u5343\u4e0a\u4e07\u4e2a\u5462\uff1f\u90a3\u4e2a\u53c8\u662f\u60a8\u6700\u60f3\u8981\u7684\u6587\u4ef6\u5462\uff1f\n<\/p>\n<p>\n\t\u6253\u5f00Google\u5427\uff0c\u6bd4\u5982\u8bf4\u60a8\u60f3\u5728\u5fae\u8f6f\u627e\u4efd\u5de5\u4f5c\uff0c\u4e8e\u662f\u60a8\u8f93\u5165&ldquo;Microsoft job&rdquo;\uff0c\u60a8\u5374\u53d1\u73b0\u603b\u5171\u670922600000\u4e2a\u7ed3\u679c\u8fd4\u56de\u3002\u597d\u5927\u7684\u6570\u5b57\u5440\uff0c\u7a81\u7136\u53d1\u73b0\u627e\u4e0d\u5230\u662f\u4e00\u4e2a\u95ee\u9898\uff0c\u627e\u5230\u7684\u592a\u591a\u4e5f\u662f\u4e00\u4e2a\u95ee\u9898\u3002\u5728\u5982\u6b64\u591a\u7684\u7ed3\u679c\u4e2d\uff0c\u5982\u4f55\u5c06\u6700\u76f8\u5173\u7684\u653e\u5728\u6700\u524d\u9762\u5462\uff1f\n<\/p>\n<p>\n\t<img decoding=\"async\" alt=\"\u767e\u5ea6\u641c\u7d22\u7ed3\u679c\u793a\u4f8b\" src=\"http:\/\/hi.csdn.net\/attachment\/201002\/1\/3634917_1265048528L3Fc.jpg\" style=\"width: 544px;height: 332px\" \/>\n<\/p>\n<p>\n\t\u5f53\u7136Google\u505a\u7684\u5f88\u4e0d\u9519\uff0c\u60a8\u4e00\u4e0b\u5c31\u627e\u5230\u4e86jobs at Microsoft\u3002\u60f3\u8c61\u4e00\u4e0b\uff0c\u5982\u679c\u524d\u51e0\u4e2a\u5168\u90e8\u662f&ldquo;Microsoft does a good job at software industry&hellip;&rdquo;\u5c06\u662f\u591a\u4e48\u53ef\u6015\u7684\u4e8b\u60c5\u5440\u3002\n<\/p>\n<p>\n\t\u5982\u4f55\u50cfGoogle\u4e00\u6837\uff0c\u5728\u6210\u5343\u4e0a\u4e07\u7684\u641c\u7d22\u7ed3\u679c\u4e2d\uff0c\u627e\u5230\u548c\u67e5\u8be2\u8bed\u53e5\u6700\u76f8\u5173\u7684\u5462\uff1f\n<\/p>\n<p>\n\t\u5982\u4f55\u5224\u65ad\u641c\u7d22\u51fa\u7684\u6587\u6863\u548c\u67e5\u8be2\u8bed\u53e5\u7684\u76f8\u5173\u6027\u5462\uff1f\n<\/p>\n<p>\n\t\u8fd9\u8981\u56de\u5230\u6211\u4eec\u7b2c\u4e09\u4e2a\u95ee\u9898\uff1a\u5982\u4f55\u5bf9\u7d22\u5f15\u8fdb\u884c\u641c\u7d22\uff1f\n<\/p>\n<p>\n\t\u641c\u7d22\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b\u51e0\u6b65\uff1a\n<\/p>\n<p>\n\t\u7b2c\u4e00\u6b65\uff1a\u7528\u6237\u8f93\u5165\u67e5\u8be2\u8bed\u53e5\u3002\n<\/p>\n<p>\n\t\u67e5\u8be2\u8bed\u53e5\u540c\u6211\u4eec\u666e\u901a\u7684\u8bed\u8a00\u4e00\u6837\uff0c\u4e5f\u662f\u6709\u4e00\u5b9a\u8bed\u6cd5\u7684\u3002\n<\/p>\n<p>\n\t\u4e0d\u540c\u7684\u67e5\u8be2\u8bed\u53e5\u6709\u4e0d\u540c\u7684\u8bed\u6cd5\uff0c\u5982SQL\u8bed\u53e5\u5c31\u6709\u4e00\u5b9a\u7684\u8bed\u6cd5\u3002\n<\/p>\n<p>\n\t\u67e5\u8be2\u8bed\u53e5\u7684\u8bed\u6cd5\u6839\u636e\u5168\u6587\u68c0\u7d22\u7cfb\u7edf\u7684\u5b9e\u73b0\u800c\u4e0d\u540c\u3002\u6700\u57fa\u672c\u7684\u6709\u6bd4\u5982\uff1aAND, OR, NOT\u7b49\u3002\n<\/p>\n<p>\n\t\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u7528\u6237\u8f93\u5165\u8bed\u53e5\uff1alucene AND learned NOT Hadoop\u3002\n<\/p>\n<p>\n\t\u8bf4\u660e\u7528\u6237\u60f3\u627e\u4e00\u4e2a\u5305\u542blucene\u548clearned\u7136\u800c\u4e0d\u5305\u62echadoop\u7684\u6587\u6863\u3002\n<\/p>\n<p>\n\t\u7b2c\u4e8c\u6b65\uff1a\u5bf9\u67e5\u8be2\u8bed\u53e5\u8fdb\u884c\u8bcd\u6cd5\u5206\u6790\uff0c\u8bed\u6cd5\u5206\u6790\uff0c\u53ca\u8bed\u8a00\u5904\u7406\u3002\n<\/p>\n<p>\n\t\u7531\u4e8e\u67e5\u8be2\u8bed\u53e5\u6709\u8bed\u6cd5\uff0c\u56e0\u800c\u4e5f\u8981\u8fdb\u884c\u8bed\u6cd5\u5206\u6790\uff0c\u8bed\u6cd5\u5206\u6790\u53ca\u8bed\u8a00\u5904\u7406\u3002\n<\/p>\n<p>\n\t1. \u8bcd\u6cd5\u5206\u6790\u4e3b\u8981\u7528\u6765\u8bc6\u522b\u5355\u8bcd\u548c\u5173\u952e\u5b57\u3002\n<\/p>\n<p>\n\t\u5982\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u7ecf\u8fc7\u8bcd\u6cd5\u5206\u6790\uff0c\u5f97\u5230\u5355\u8bcd\u6709lucene\uff0clearned\uff0chadoop, \u5173\u952e\u5b57\u6709AND, NOT\u3002<br \/>\n\t\u5982\u679c\u5728\u8bcd\u6cd5\u5206\u6790\u4e2d\u53d1\u73b0\u4e0d\u5408\u6cd5\u7684\u5173\u952e\u5b57\uff0c\u5219\u4f1a\u51fa\u73b0\u9519\u8bef\u3002\u5982lucene AMD learned\uff0c\u5176\u4e2d\u7531\u4e8eAND\u62fc\u9519\uff0c\u5bfc\u81f4AMD\u4f5c\u4e3a\u4e00\u4e2a\u666e\u901a\u7684\u5355\u8bcd\u53c2\u4e0e\u67e5\u8be2\u3002\n<\/p>\n<p>\n\t2. \u8bed\u6cd5\u5206\u6790\u4e3b\u8981\u662f\u6839\u636e\u67e5\u8be2\u8bed\u53e5\u7684\u8bed\u6cd5\u89c4\u5219\u6765\u5f62\u6210\u4e00\u68f5\u8bed\u6cd5\u6811\u3002\n<\/p>\n<p>\n\t\u5982\u679c\u53d1\u73b0\u67e5\u8be2\u8bed\u53e5\u4e0d\u6ee1\u8db3\u8bed\u6cd5\u89c4\u5219\uff0c\u5219\u4f1a\u62a5\u9519\u3002\u5982lucene NOT AND learned\uff0c\u5219\u4f1a\u51fa\u9519\u3002<br \/>\n\t\u5982\u4e0a\u8ff0\u4f8b\u5b50\uff0clucene AND learned NOT hadoop\u5f62\u6210\u7684\u8bed\u6cd5\u6811\u5982\u4e0b\uff1a\n<\/p>\n<p>\n\t<img decoding=\"async\" alt=\"lucene AND learned NOT hadoop\u5f62\u6210\u7684\u8bed\u6cd5\u6811\" src=\"http:\/\/hi.csdn.net\/attachment\/201002\/1\/3634917_1265048529hf22.jpg\" style=\"width: 544px;height: 257px\" \/>\n<\/p>\n<p>\n\t3. \u8bed\u8a00\u5904\u7406\u540c\u7d22\u5f15\u8fc7\u7a0b\u4e2d\u7684\u8bed\u8a00\u5904\u7406\u51e0\u4e4e\u76f8\u540c\u3002<br \/>\n\t\u5982learned\u53d8\u6210learn\u7b49\u3002<br \/>\n\t\u7ecf\u8fc7\u7b2c\u4e8c\u6b65\uff0c\u6211\u4eec\u5f97\u5230\u4e00\u68f5\u7ecf\u8fc7\u8bed\u8a00\u5904\u7406\u7684\u8bed\u6cd5\u6811\u3002\n<\/p>\n<p>\n\t\u7b2c\u4e09\u6b65\uff1a\u641c\u7d22\u7d22\u5f15\uff0c\u5f97\u5230\u7b26\u5408\u8bed\u6cd5\u6811\u7684\u6587\u6863\u3002\n<\/p>\n<p>\n\t\u6b64\u6b65\u9aa4\u6709\u5206\u51e0\u5c0f\u6b65\uff1a\n<\/p>\n<ol>\n<li>\n\t\t\u9996\u5148\uff0c\u5728\u53cd\u5411\u7d22\u5f15\u8868\u4e2d\uff0c\u5206\u522b\u627e\u51fa\u5305\u542blucene\uff0clearn\uff0chadoop\u7684\u6587\u6863\u94fe\u8868\u3002\n\t<\/li>\n<li>\n\t\t\u5176\u6b21\uff0c\u5bf9\u5305\u542blucene\uff0clearn\u7684\u94fe\u8868\u8fdb\u884c\u5408\u5e76\u64cd\u4f5c\uff0c\u5f97\u5230\u65e2\u5305\u542blucene\u53c8\u5305\u542blearn\u7684\u6587\u6863\u94fe\u8868\u3002\n\t<\/li>\n<li>\n\t\t\u7136\u540e\uff0c\u5c06\u6b64\u94fe\u8868\u4e0ehadoop\u7684\u6587\u6863\u94fe\u8868\u8fdb\u884c\u5dee\u64cd\u4f5c\uff0c\u53bb\u9664\u5305\u542bhadoop\u7684\u6587\u6863\uff0c\u4ece\u800c\u5f97\u5230\u65e2\u5305\u542blucene\u53c8\u5305\u542blearn\u800c\u4e14\u4e0d\u5305\u542bhadoop\u7684\u6587\u6863\u94fe\u8868\u3002\n\t<\/li>\n<li>\n\t\t\u6b64\u6587\u6863\u94fe\u8868\u5c31\u662f\u6211\u4eec\u8981\u627e\u7684\u6587\u6863\u3002\n\t<\/li>\n<\/ol>\n<p>\n\t\u7b2c\u56db\u6b65\uff1a\u6839\u636e\u5f97\u5230\u7684\u6587\u6863\u548c\u67e5\u8be2\u8bed\u53e5\u7684\u76f8\u5173\u6027\uff0c\u5bf9\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002\n<\/p>\n<p>\n\t\u867d\u7136\u5728\u4e0a\u4e00\u6b65\uff0c\u6211\u4eec\u5f97\u5230\u4e86\u60f3\u8981\u7684\u6587\u6863\uff0c\u7136\u800c\u5bf9\u4e8e\u67e5\u8be2\u7ed3\u679c\u5e94\u8be5\u6309\u7167\u4e0e\u67e5\u8be2\u8bed\u53e5\u7684\u76f8\u5173\u6027\u8fdb\u884c\u6392\u5e8f\uff0c\u8d8a\u76f8\u5173\u8005\u8d8a\u9760\u524d\u3002\n<\/p>\n<p>\n\t\u5982\u4f55\u8ba1\u7b97\u6587\u6863\u548c\u67e5\u8be2\u8bed\u53e5\u7684\u76f8\u5173\u6027\u5462\uff1f\n<\/p>\n<p>\n\t\u4e0d\u5982\u6211\u4eec\u628a\u67e5\u8be2\u8bed\u53e5\u770b\u4f5c\u4e00\u7247\u77ed\u5c0f\u7684\u6587\u6863\uff0c\u5bf9\u6587\u6863\u4e0e\u6587\u6863\u4e4b\u95f4\u7684\u76f8\u5173\u6027(relevance)\u8fdb\u884c\u6253\u5206(scoring)\uff0c\u5206\u6570\u9ad8\u7684\u76f8\u5173\u6027\u597d\uff0c\u5c31\u5e94\u8be5\u6392\u5728\u524d\u9762\u3002\n<\/p>\n<p>\n\t\u90a3\u4e48\u53c8\u600e\u4e48\u5bf9\u6587\u6863\u4e4b\u95f4\u7684\u5173\u7cfb\u8fdb\u884c\u6253\u5206\u5462\uff1f\n<\/p>\n<p>\n\t\u8fd9\u53ef\u4e0d\u662f\u4e00\u4ef6\u5bb9\u6613\u7684\u4e8b\u60c5\uff0c\u9996\u5148\u6211\u4eec\u770b\u4e00\u770b\u5224\u65ad\u4eba\u4e4b\u95f4\u7684\u5173\u7cfb\u5427\u3002\n<\/p>\n<p>\n\t\u9996\u5148 \u770b\u4e00\u4e2a\u4eba\uff0c\u5f80\u5f80\u6709\u5f88\u591a\u8981\u7d20 \uff0c\u5982\u6027\u683c\uff0c\u4fe1\u4ef0\uff0c\u7231\u597d\uff0c\u8863\u7740\uff0c\u9ad8\u77ee\uff0c\u80d6\u7626\u7b49\u7b49\u3002\n<\/p>\n<p>\n\t\u5176\u6b21 \u5bf9\u4e8e\u4eba\u4e0e\u4eba\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u4e0d\u540c\u7684\u8981\u7d20\u91cd\u8981\u6027\u4e0d\u540c 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what\u7b49\u3002\n<\/p>\n<p>\n\t\u5176\u6b21\u5bf9\u4e8e\u6587\u6863\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u4e0d\u540c\u7684Term\u91cd\u8981\u6027\u4e0d\u540c \uff0c\u6bd4\u5982\u5bf9\u4e8e\u672c\u7bc7\u6587\u6863\uff0csearch, Lucene, full-text\u5c31\u76f8\u5bf9\u91cd\u8981\u4e00\u4e9b\uff0cthis, a , what\u53ef\u80fd\u76f8\u5bf9\u4e0d\u91cd\u8981\u4e00\u4e9b\u3002\u6240\u4ee5\u5982\u679c\u4e24\u7bc7\u6587\u6863\u90fd\u5305\u542bsearch, Lucene\uff0cfulltext\uff0c\u8fd9\u4e24\u7bc7\u6587\u6863\u7684\u76f8\u5173\u6027\u597d\u4e00\u4e9b\uff0c\u7136\u800c\u5c31\u7b97\u4e00\u7bc7\u6587\u6863\u5305\u542bthis, a, what\uff0c\u53e6\u4e00\u7bc7\u6587\u6863\u4e0d\u5305\u542bthis, a, what\uff0c\u4e5f\u4e0d\u80fd\u5f71\u54cd\u4e24\u7bc7\u6587\u6863\u7684\u76f8\u5173\u6027\u3002\n<\/p>\n<p>\n\t\u56e0\u800c\u5224\u65ad\u6587\u6863\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u9996\u5148\u627e\u51fa\u54ea\u4e9b\u8bcd(Term)\u5bf9\u6587\u6863\u4e4b\u95f4\u7684\u5173\u7cfb\u6700\u91cd\u8981\uff0c\u5982search, Lucene, fulltext\u3002\u7136\u540e\u5224\u65ad\u8fd9\u4e9b\u8bcd(Term)\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a 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