矢量数字地图数据质量检查内容及影响质量因素分析

The Content of Data Quality Inspection and the Analysis of the Factors Affecting the Quality of Vector Digital Map

分别从数据格式和图历簿检查、要素完备性、数学精度与要素套合精度、地图现势性[1]和资料使用情况、综合取舍的合理性、要素关系处理、属性精度和拓扑检查等方面入手,介绍了矢量数字地图数据[2]质量检查内容,并分析了影响矢量数字地图数据产品质量的因素。笔者结合工作实际,提出了提高矢量数字地图质量的方法和措施。

This paper from the aspects of data format and mapping recorded file check, elements of completeness, mathematical precision and elements of precision and up-to-date map of and data use, comprehensive choice rationality, the relationship among elements of processing, attribute accuracy and topology inspection to start with, introduces the vector digital map data to check the quality of the content, and analyzed the factors affecting the quality of vector digital map data products. The author puts forward the method and measure to improve the quality of vector digital map based on the work practice.