People always want to solve the problem of map automatic generalization since computer technology was applied in cartography. Until the 21st century, there is not a perfect method to solve it.
自从计算机技术应用于地图制图学领域的第一天起，地图自动综合就成为人们一直想要解决的问题，直到21世纪的今天，仍没能找到一个万全之策来解决这一国际性难题。
Thus, it is necessary to analyze the method of decomposement and operators set of automatic map generalization for solving this complex problem.
从地图综合对象的本质特征出发，结合地图综合的自身规律，分解了地图自动综合问题。
By using 1:500 topographic map updating 1:2000 topographic through generalization of automatic cartography, decrease the burden of UBGIS data revision.
通过地图自动缩编利用1：50 0地形图更新1：20 00地形图，减少城市基础地理信息系统的更新负担。
Automatic cartography including automatic map generalization and expansion has become an important geographic research area.
地图制图自动化已成为地理研究的重要内容，包括自动综合和自动扩充。
Consequently, an automatic map generalization method for cartography was put forward.
鉴于此，提出了自动化的制图综合技术。
The key to question is how to use the map cartographic generalization or other theory to realize the automatic generalization for spatial objects.
问题的关键在于如何对空间目标运用地图制图综合理论或其它理论解决空间目标自动综合问题。
The key to question is how to use the map cartographic generalization or other theory to realize the automatic generalization for spatial objects.
问题的关键在于如何对空间目标运用地图制图综合理论或其它理论解决空间目标自动综合问题。
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