false-positive中文什么意思

假阳性的

• false:    adj. (opp. true) 1 ...
• positive:    adj. 1.确实的，明确的；确定的 ...
• false positive:    错误肯定; 假阳性; 正误识 在两类 ...

例句与用法

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1. Among these techniques , the suppression subtractive hybridization ( ssh ) method has been shown to be quick and highly efficient , and it generates less false - positive clones
   将实验方的双链cdna分成两组，分别与两种不同的接头连接( adaptor1andadaptor2r ) 。
2. This ring sign was fairly accurate in identifying breast cancer . it missed one of the breast cancer patients , and showed up as a false - positive in three of the healthy subject
   这个环标志对于确定乳腺癌是相当精确的。它只漏掉1例乳癌病人，在3个健康人身上出现了假阳性。
3. On the other hand , the specificity of the dipstick for hematuria in comparison with microscopy is somewhat lower which reflecting a higher false - positive rate with the dipsticks
   当我们以每一高倍显微镜视野下应大于三个红血球定义为血尿时，尿液测量试纸的侦测敏感度高过90 % 。
4. The probabalistic approach , combined with some hard work on the part of the developers , allows spamfilter to catch much more spam with a lower false - positive rate than previous generations of spam filters
   简而言之，与垃圾邮件对抗中一般基于规则的方法就是维护太麻烦、太耗时、太呆板和对用户太不友好。这些是spamassassin开发人员着手要修正的问题。
5. All but 2 of 40 patients with perforated appendicitis had a clearly visualized focal defect in appendiceal wall enhancement , the researchers report , and only 2 of 62 patients with nonperforated appendicitis had false - positive findings for a focal appendiceal wall defect
   四十名阑尾穿孔患者中有两名其阑尾壁的局灶缺损可以被清晰增强显示，六十二名非阑尾穿孔患者中仅两名出现阑尾壁局灶缺损的假阳性发现。