The recognition of proper names (PNs) is one of the tasks on Chinese natural language processing research, and is also the question that still have not been resolved properly.

专有名词的识别是中文信息处理领域的基础研究课题之一，也是尚未很好解决的一个问题。

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Employees to know the names and faces of the guests to ensure proper recognition.

员工要知道贵宾的名字和长相，以确保适当的认知度。

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