摘要
介绍了目前GIS地图数据的 4种获取方法 :内外业一体化成图法、手扶数字化仪输入成图法、自动扫描输入成图法、航测数字化成图法。对这些成图方法的精度进行了分析讨论 ,并提出了不同条件下应分别采取的数字化成图方案。
This paper introduces four acquisition methods of GIS map data, they are following: integration of indoor and field, manual digitiser input, automated scanning input and aerial photogrammetry mapping. The precision of four methods is analyzed, and they are suitable respectively for different statuses.
出处
《地矿测绘》
2002年第1期22-23,39,共3页
Surveying and Mapping of Geology and Mineral Resources
