This issuance system possesses multi-functions of map-layer control and management, data searching and retrieval, and spatial analysis operation of basic information.
该网络发布系统具有图层控制与管理、数据查询检索、基本信息的空间分析操作功能。
Question answer System is a subject of great topic study orientation in studying natural language processing, mainly including question analysis, information retrieval and answer collection.
自动问答系统是自然语言处理研究中的一个热门的研究方向，主要集问题分析、信息检索、答案抽取等于一体。
This paper USES stratified analysis method for the end-user relevance judgment of retrieval results of information retrieval system. It can select retrieval results and evaluate retrieval system.
利用层次分析法对情报检索系统用户相关性进行判断，从而可对检索结果进行定量取舍，也可用于对不同的检索系统进行比较和评价。
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