The Map Symbol base System is one of the indispensable base functions in Electronic Map System.
地图符号库系统是电子地图系统中不可缺少的功能模块之一。
Considering the demand of embedded system, this paper designs and realizes a Map Symbol Base for VNS specially.
结合嵌入式系统的要求,设计并实现了适合嵌入式车辆导航系统的地图符号库。
Now, the main methodology of AGD includes: numeric based method, symbol based method, rule base method and graph based method.
目前,几何自动推理的主要方法有:基于数值计算的方法、基于符号计算的方法、基于规则的方法和基于图论的方法。
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