网际网路地图符号设计之评估。
本文探讨了制约地图符号设计的内在的基本规律，提出了地图符号的约定性原则和等价性原理。
The existing regularity which has an important influence on the design of map symbols is studied in this paper.
地图要素与地图符号类型之间的关系长期被人们忽略。但它确是专题地图设计专家系统中不可缺少的重要环节，是地图符号设计的基础。
The relationship between map element and map symbol, which is the important key link of Thematic Map Design Expert System and the basis of map symbol design, has always been ignored.
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。
Considering the demand of embedded system, this paper designs and realizes a Map Symbol Base for VNS specially.
基于神经网络的点状地图符号自动识别研究，设计了点状符号识别流程。
The recognition of point map mark by using neural network is introduced in this paper together with the flowchart of the method.
根据地图符号的设计原则，设计旅游地图符号及可视化功能，旅游符号数据存储和索引方案及网络性能优化方案。
According to the design principle of the map symbol, design the travel map symbol and visual function, the scheme of the symbol data store reference and network performance.
本文以地图符号的视觉变量和地图要素的表示等级为依据，详细介绍了地图设计专家系统中点状符号设计的推理模型。
On the basis of the visual variables of map symbol and the represent grade of map elements, this paper introduces the inference model of point symbol design in map design Expert System.
基于所设计的地图符号库实现了空间数据的可视化。
Realize spatial data visualization based on designed map symbol library.
开放式地图符号体系的设计在GIS以及数字地图制图系统中占有重要的地位。
The design of open map symbol system plays an important role in GIS and cartography.
本文介绍了GIS平台系统软件RDGIS的开放式地图符号体系的设计思想、符号库系统架构及实现方法。
This paper introduces the design ideology, application frame and implementation of map symbol system in RDGIS.
本文介绍了GIS平台系统软件RDGIS的开放式地图符号体系的设计思想、符号库系统架构及实现方法。
This paper introduces the design ideology, application frame and implementation of map symbol system in RDGIS.
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