false alarm
[fɔ:ls əˈlɑ:m]

n.

假警报，昙花一现的人物；

变形

复数：false alarms

英英释义

false alarm

• n.a warning that is given about something that fails to occur

双语例句

用作名词(n.)

1. So the false alarm signals had to be filtered in the stage of holding down background clutters.
   因此，必须设法在复杂背景抑制段将虚警探测讯息滤除掉。
2. The experiments show that false positives are decreased and the detection rate is improved in this system.
   分析比对实验表明，该系统降低了入侵检测系统的虚警率，提高了检测率。

权威例句

Adaptive multiple-band CFAR (Constant-False-Alarm-Rate) detection of an optical pattern with unknown spectral distribution
Crying wolf: false alarms in a pediatric intensive care unit.
NANO-SCALE FLUORO-BIOSENSORS EXHIBITING A LOW FALSE ALARM RATE FOR RAPID DETECTION OF BIOLOGICAL CONTAMINANTS
Calculation of detection and false alarm probabilities in spectrum pooling systems
Clinical versus nonclinical panic: A test of suffocation false alarm theory
False-Alarm Regulation in Log-Normal and Weibull Clutter
Detection theory analysis of group data: estimating sensitivity from average hit and false-alarm rates
Alarms in the intensive care unit: how can the number of false alarms be reduced?
Cry wolf: The Psychology of False Alarms
Reducing False Alarm Rates for Critical Arrhythmias Using the Arterial Blood Pressure Waveform