本文主要研究了地图数字化数据的质量控制理论与方法。
This dissertation presents some quality control theory and methods on the data of digitalized map.
首先分析了数字化数据中各种误差的影响性质及其控制方法，指出现有研究方法中存在的问题。
First, the influence property of different kinds of errors in digitalized data and the methods of controlling them are discussed. Some problems on the present methods are also studied.
对手工数字化线跟踪误差和扫描数字化线综合误差的来源进行分析，提出改善这两种数字化数据精度的几点建议。
The error sources of manual of line tracking and line synthesis of scanning are analyzed, and Suggestions to heighten two kinds of the precision of digitization data are put forward.
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