"What's amazing is that there is no false positives until now," Ioffe said.

“最妙的是至今为止都未发生判断错误。”约飞博士说道。

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DB2 9.5 adds support for easier and faster optimistic locking with no false positives.

DB2 V9.5 支持进行更简便和快捷的乐观锁定，而且避免了误判的发生。

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Thesystem detected 99.4 percent of the eggshell cracks while recording almost no false positives—0.3 percent—for an overall accuracy of 99.6 percent.

系统检测到99.4%的蛋壳裂缝，同时几乎没有记录下错误肯定（0.3%），总正确率达99.6%。

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In our own tests at Consumer Reports, we found that the recommended kits showed no false positives and no false negatives.

NPR: Do Home Lead-Testing Kits Work?

Critics said the prospect of a no-hands T-Ray search raised general privacy concerns and fears over so-called false positives where an object on a person's body could be misread to be a weapon.

WSJ: Police Test New Scanner

According to Sequella, early trials show that the patch picks up 98% of those infected, yields few false positives and is easier to use in the field than tuberculin-testing, since no needles are required.

ECONOMIST: A poor diagnosis