摘要
空间数据是构成地理信息系统的重要组成部分,空间数据质量更是地理信息系统分析结果是否正确与合理的重要因素。本文从数据生产实际出发,主要从空间数据质量总体控制和详细评价两个方面一些探讨。
spatial data is important component of geographical information system. The quality of spatial data is also important factor to appraise that whether the analytical result of GIS is accurate and reasonable. Through data producing, mainly discusses on whole control and detailed appraisement of spatial data quality.
出处
《江苏测绘》
2000年第4期34-37,共4页
Jiangsu Surveying and Mapping
关键词
地理信息系统
空间数据
质量控制
评价
数据采集
Geographical information system,spatial data,control and appraisement of quality
