{"id":1309,"date":"2022-03-18T16:54:14","date_gmt":"2022-03-18T08:54:14","guid":{"rendered":"http:\/\/www.fufilter.cn\/?p=1309"},"modified":"2022-03-18T16:54:14","modified_gmt":"2022-03-18T08:54:14","slug":"%e7%bb%9d%e5%af%b9%e8%bf%87%e6%bb%a4%e5%92%8c%e7%9b%b8%e5%af%b9%e8%bf%87%e6%bb%a4","status":"publish","type":"post","link":"http:\/\/www.fufilter.cn\/archives\/1309","title":{"rendered":"\u7edd\u5bf9\u8fc7\u6ee4\u548c\u76f8\u5bf9\u8fc7\u6ee4"},"content":{"rendered":"

\u5728\u9009\u7528\u8fc7\u6ee4\u5668\/\u6ee4\u82af\u8bbe\u5907\u65f6\uff0c\u53ea\u8003\u8651\u8fc7\u6ee4\u7cbe\u5ea6\u548c\u8fc7\u6ee4\u5668\u7684\u5c3a\u5bf8\u662f\u4e0d\u591f\u7684\uff0c\u8fd8\u8981\u8003\u8651\u8fc7\u6ee4\u5668\u7684\u8fc7\u6ee4\u6548\u7387\u3002
\n1.<\/strong>\u540d\u4e49\u7cbe\u5ea6\uff1a<\/strong>
\n\u8fc7\u53bb\u4f7f\u7528\u540d\u4e49\u7cbe\u5ea6\uff08nominal rating\uff09\u6765\u89c4\u5b9a\u8fc7\u6ee4\u5668\u7684\u8fc7\u6ee4\u7cbe\u5ea6\uff0c\u540d\u4e49\u7cbe\u5ea6\u662f\u8fc7\u53bb\u6ee4\u5668\u5382\u5bb6\u7ed9\u51fa\u7684\u4e00\u4e2a\u5fae\u7c73\u503c\uff0c\u4f46\u662f\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u540d\u4e49\u7cbe\u5ea6\u7684\u53c2\u8003\u4ef7\u503c\u4e0d\u5927\u3002\u5b9e\u9a8c\u8868\u660e\uff0c\u76f4\u5f84\u4e3a200\u5fae\u7c73\u7684\u6742\u8d28\u9897\u7c92\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4e5f\u80fd\u901a\u8fc7\u540d\u4e49\u7cbe\u5ea6\u4e3a10\u5fae\u7c73\u7684\u6ee4\u82af\u3002\u56e0\u6b64\uff0c\u540d\u4e49\u8fc7\u6ee4\u7cbe\u5ea6\u7684\u5fae\u7c73\u503c\u5c0f\u4e5f\u4e0d\u80fd\u8bf4\u660e\u95ee\u9898\uff0c\u76ee\u524d\u4e5f\u5df2\u7ecf\u6dd8\u6c70\u3002<\/p>\n

\"\"<\/p>\n

2.<\/strong>\u7edd\u5bf9\u7cbe\u5ea6\uff1a<\/strong>
\n\u7edd\u5bf9\u7cbe\u5ea6\uff08absolute rating\uff09\u4e5f\u662f\u8fc7\u6ee4\u5668\u7cbe\u5ea6\u89c4\u683c\u5e38\u89c1\u7684\u4e00\u4e2a\u6307\u6807\uff0c\u7edd\u5bf9\u7cbe\u5ea6\u662f\u6307\u80fd\u591f\u901a\u8fc7\u8fc7\u6ee4\u5668\u7684\u5927\u9897\u7c92\u76f4\u5f84\uff0c\u4ee5\u5fae\u7c73\u4e3a\u5355\u4f4d\uff0c\u5176\u5b9e\u4e5f\u5c31\u76f8\u5f53\u4e8e\u6ee4\u5b54\u7684\u5927\u5c3a\u5bf8\uff0c\u5927\u4e8e\u8fd9\u4e2a\u5c3a\u5bf8\u7684\u9897\u7c92\u7269\u4e0d\u80fd\u901a\u8fc7\u6ee4\u82af\uff0c\u56e0\u6b64\u88ab\u8fc7\u6ee4\u9664\u6389\u3002\u7edd\u5bf9\u7cbe\u5ea6\u6bd4\u540d\u4e49\u7cbe\u5ea6\u8981\u51c6\u786e\u4e00\u4e9b\uff0c\u80fd\u66f4\u597d\u5730\u53cd\u6620\u51fa\u8fc7\u6ee4\u5668\u80fd\u591f\u62e6\u622a\u7684\u5c0f\u9897\u7c92\u5c3a\u5bf8\uff0c\u4f46\u9897\u7c92\u5e76\u4e0d\u90fd\u662f\u7403\u5f62\u7684\uff0c\u5176\u5f62\u72b6\u5f88\u4e0d\u89c4\u5219\uff0c\u6b64\u5916\u6ee4\u82af\u7684\u6ee4\u5b54\u7531\u4e8e\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u51fa\u73b0\u4e0d\u5747\u5300\u7684\u60c5\u51b5\uff0c\u56e0\u6b64\u8fd8\u662f\u53ef\u80fd\u51fa\u73b0\u5c3a\u5bf8\u8f83\u5927\u7684\u6f0f\u7f51\u4e4b\u9c7c\u3002\u56e0\u6b64\uff0c\u7edd\u5bf9\u7cbe\u5ea6\u4e0e\u5b9e\u9645\u5e94\u7528\u4e5f\u5b58\u5728\u7740\u4e00\u5b9a\u7684\u5dee\u8ddd\u3002<\/p>\n

\"\"<\/p>\n

3.\u03b2<\/strong>\u503c\uff08Beta Rating\uff09\uff1a<\/strong>
\n\u76ee\u524d\u6765\u8bf4\uff0c\u8868\u73b0\u8fc7\u6ee4\u7cbe\u5ea6\u548c\u8fc7\u6ee4\u6548\u679c\u5e38\u89c1\u7684\u6307\u6807\u662fBeta\u503c\uff08\u03b2\u503c\uff09\uff0c\u03b2\u503c\u662f\u8fc7\u6ee4\u6bd4\uff0c\u5b83\u662f\u6ee4\u82af\u4e0a\u6e38\u548c\u6ee4\u82af\u4e0b\u6e38\u6cb9\u6db2\u4e2d\u542b\u6709\u7684\u4e00\u5b9a\u5c3a\u5bf8\u9897\u7c92\u7269\u6570\u91cf\u6bd4\u503c\u3002 \u5728\u68c0\u6d4b\u6ee4\u82af\u7684\u8fc7\u6ee4\u6548\u679c\u65f6\uff0c\u5148\u4f7f\u7528\u9897\u7c92\u7269\u6d4b\u91cf\u4eea\u68c0\u6d4b\u6ee4\u82af\u4e0a\u6e38\u6cb9\u6db2\u4e2d\uff0c\u5355\u4f4d\u4f53\u79ef\u5185\u7684\u4e00\u5b9a\u5c3a\u5bf8\u6742\u8d28\u9897\u7c92\u6570\u91cf\u3001\u5927\u5c0f\uff0c\u7136\u540e\u6d4b\u91cf\u6ee4\u82af\u4e0b\u6e38\u5355\u4f4d\u4f53\u79ef\u6cb9\u6db2\u5185\u7684\u9897\u7c92\u7269\u6570\u91cf\u3001\u4f53\u79ef\uff0c\u7136\u540e\u628a\u4e0a\u6e38\u7684\u6570\u91cf\u9664\u4ee5\u4e0b\u6e38\u7684\u6570\u91cf\uff0c\u5f97\u5230\u7684\u6bd4\u503c\u5c31\u662f\u8fc7\u6ee4\u6bd4\uff0c\u4f8b\u5982\uff1a\u68c0\u6d4b\u6ee4\u82af\u4e0a\u6e38\uff0c\u5c3a\u5bf8\u5927\u4e8e5\u5fae\u7c73\u7684\u9897\u7c92\u7269\u6570\u91cf\u4e3a10\u4e2a\u3002\u7ecf\u8fc7\u6ee4\u82af\u8fc7\u6ee4\u540e\uff0c\u4e0b\u6e38\u6d4b\u5f97\u76845\u5fae\u7c73\u4ee5\u4e0a\u7684\u9897\u7c92\u7269\u6570\u91cf\u4e3a1\u4e2a\uff0c\u90a3\u4e48\u76f8\u5bf9\u4e8e5\u5fae\u7c73\u8fd9\u4e2a\u7cbe\u5ea6\u7ea7\u522b\uff0c\u6ee4\u82af\u7684\u8fc7\u6ee4\u6bd4\u5c31\u662f10\/1=10\uff0c\u6807\u793a\u4e3a\u03b25 =10\u3002\u663e\u7136\uff0c\u03b2\u503c\u8d8a\u5927\uff0c\u8bf4\u660e\u8fc7\u6ee4\u6548\u679c\u8d8a\u597d\u3002\u9009\u8d2d\u6ee4\u82af\u65f6\uff0c\u9664\u4e86\u770b\u8fc7\u6ee4\u7cbe\u5ea6\uff0c\u8fd8\u8981\u770b\u8fc7\u6ee4\u6bd4\u3002\u4ee55\u5fae\u7c73\u9897\u7c92\u4e3a\u4f8b\uff0c\u5982\u679c\u4e0a\u6e38\u6d4b\u91cf\u5230\u7684\u9897\u7c92\u7269\u4e3a100\u4e07\u4e2a\/ML,\u90a3\u4e48\u5bf9\u5e94\u7684\u4e0b\u6e38\u6570\u91cf\u548c\u8fc7\u6ee4\u6bd4\u5982\u4e0b\u8868\uff1a<\/p>\n

\"\"<\/p>\n

\u6ee4\u82af\u7684\u8fc7\u6ee4\u6548\u7387\u5982\u679c\u7528\u767e\u5206\u6bd4\u8868\u5f81\uff0c\u6362\u7b97\u516c\u5f0f\u662f((\u03b2\u503c-1)\/\u03b2\u503c) x 100\uff0c\u4f8b\u5982\u4e0a\u8868\u4e2d\uff0c\u03b2\u503c\u4e3a20\uff0c\u6362\u7b97\u4e3a\u8fc7\u6ee4\u6548\u7387\u767e\u5206\u6bd4\u5c31\u662f\uff1a\uff08201\uff09\/20=19\/20=0.95,0.95*100=95%
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