Geography Spatial Data Quality Detecting 地理空间数据质量检测
The experiment shows that these two index methods greatly improve the efficiency of spatial data quality detecting.
实验表明，空间索引的引入，大大提高了数据质量检查效率。
This method has the ability for detecting data quality.
本法具有检查数据质量的能力。
Detecting the geometric difference between the road networks has a realistic significance on the data update, data compression and quality check in navigation map.
道路网信息几何差异的检测在导航电子地图数据更新，数据压缩和质量检查中具有重要的现实意义。
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