定义 中文名称：虚漏 英文名称：virtual leak 定义：在真空系统内，由于放出的气体或蒸汽所引起的压力增加。 应用学科： 机械工程（一级学科）；实验室仪器和装置（二级学科）；真空获得仪器与装置-真空获得仪器
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基于随机集理论，根据虚警及漏测的情况，给出了目标的信任测度及其全局密度。
Based on random sets theory, false alarms and miss-detections in the background were considered, then, belief measure and its global density of targets were presented.
该方法可以有效的提高红外目标的检测概率、降低虚警率和漏警率。
An effectively improved infrared target detecting probability and a decreased false-detecting and leaking-detecting probability can be gotten using this method.
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