物品定位术 Locate Object
人员和物品定位 positioning of personnel & goods
定位物品 Locate Object
人员物品跟踪定位系统 Human Tracking
研究人员想知道更多的细节，如GPS定位，时间，天气和看到物品的描述。
Researchers want to know details such as GPS position, time, weather and descriptions of the items.
其它实时系统则利用一些算法来检测可疑的行为，比如一群人在一条被封住入口的门边徘徊，抑或定位那些看起来被人落下无人看管的行李物品。
Other real-time systems use algorithms to detect suspicious behaviour, such as a group loitering near a door where entry is barred, or to spot items of luggage that seem to have been left unattended.
它们发出蜂鸣声来帮助定位错误放置的报纸，书籍或其他物品。
They can beep to help locate mislaid papers, books or other items.
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