...pecificity=(true negative )/(actual negative)=a/(a+b) 7）Negative predicted value (负例命中率) Negative predicted value=(true negative )/(predicted negative)=a/(a+c) 一般在工业化应用中看重的是recall和performance，以..
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阴性预测值
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negative predicted value
负预测值
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Analysts who took the negative news coverage at face value and predicted weakening results for the defense sector last year turned out to be dead wrong.
FORBES: Sequestration Threat To Defense Sector Begins To Recede
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