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在空间数据质量分析的基础上,介绍了空间数据质量检查系统设计原则,各个质量指标内容及其评价方法,并对成果输出内容进行介绍。此研究内容与方法在广州空间数据检查系统中成功实现、应用,软件实际应用结果表明,论述方法正确,检验结果可靠。 更多还原

【Abstract】 On the basis of spatial data analysis,this paper introduced special data quality control and evaluation system design principia.Then the method of data check and evaluating each spatial data quality index was described.The research content and method had succeeded in applying to Guangzhou data check system.The application results of special data quality control and evaluation system indicates that the menthod is right. 更多还原