However, different levels of decision-making managers need different scales of land use map, so it's necessary to perform map generalization on large scale land use map.
然而，不同决策层需要不同比例尺的土地利用图，这样就很有必要对大比例尺土地利用图进行制图综合。
Exploring the strategy of map generalization for habitation.
研究探讨了居民地要素层自动综合的策略方法。
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。
As to which idea is more practicable, so far no conclusive assertion has been made in map generalization theory.
采用那一种依据较好，在制图综合理论中缺乏结论性的论断。
This study would provide theoretical reference for the research on mobile map generalization based on user speed.
为基于用户速度的移动地图综合研究提供理论参考。
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。
During map generalization, spatial relation conflicts will be caused by the change of the scale and various generalization operators.
在地图综合的过程中，比例尺的变化以及各种综合算子都可能导致目标产生空间关系冲突。
On the one hand, after map generalization, spatial objects have been changed, certainly their attributes have been changed correspondingly.
一方面，制图综合后，空间目标发生了变化，相应的属性也会发生变化。
Then we elaborated the concept of map generalization in mobile environment from the point of the fundamental problems in map generalization.
进一步从制图综合基本问题出发，阐述了移动环境地图自动综合的概念。
During map generalization, spatial relation conflicts will be caused by the change of the scale and various kinds of generalization operators.
在地图综合的过程中，比例尺的变化以及各种综合算子都可能导致目标产生空间关系冲突。
Based on figure characteristics of building-polygon, two models of simplification and rectangularity of building-polygon in map generalization were presented in the paper.
依据建筑物多边形的图形特点分析了其在地图综合中两类处理模型：化简与直角化。
Aiming at the existed problem of sparsing elevation points in traditional topographic map generalization, this paper presented the sparsing method for elevation points based on feature points.
针对传统地形图缩编中高程点抽稀存在的问题，提出基于特征点的高程点抽稀的方法，使用此方法一方面可以保留特征点处的高程点，另外可以实现高程点的自动抽稀。
Aiming at the existed problem of sparsing elevation points in traditional topographic map generalization, this paper presented the sparsing method for elevation points based on feature points.
针对传统地形图缩编中高程点抽稀存在的问题，提出基于特征点的高程点抽稀的方法，使用此方法一方面可以保留特征点处的高程点，另外可以实现高程点的自动抽稀。
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