为了向用图者较好地传递统计数据信息，从量化的角度探讨了对统计地图的图面设计和符号设计的优化问题，并在一个实例中加以实现。
The cartograph plan design and the symbol design optimized question at an angle of quantification are discussed, and an example is given.
本文提出一种基于特征量化值(区间值，离散值或符号值)的多元分类树的构造方法。
A method for constructing multiway decision tree based on quantized feature values (such as interval values, discrete values and symbolic values) is proposed.
在该矢量化算法的基础上，又提出一种符号提取算法，这种算法可以有效地提取各种孤立和粘连符号。
Based on this vectorization algorithm this paper presents a symbol extraction approach which can extract all kinds of isolated and adhered together symbols effectively.
不同事物定位符号传递量化信息的方法不同，展现点状事物量化信息主要方法是量化点位符号法；
Different graph symbols transfer information in different manners. The quantitative information of the point object is shown by the quantitative point location;
工程图纸中电气符号的自动识别是实现电气工程图纸矢量化的基础。
The automatic recognition of electro-symbol is the base of engineering drawing vectorization.
介绍了图形矢量化与全野外数字内外业一体化的成图过程，并详细介绍了图形矢量化的全过程，图示符号在数字地图中的运用，数字地图图层管理、图层转换。
This paper introduces that the graphic vectorization and the process of this new editing work, graphic mark using in the digital map, transformation between digital map management and coverage.
介绍了图形矢量化与全野外数字内外业一体化的成图过程，并详细介绍了图形矢量化的全过程，图示符号在数字地图中的运用，数字地图图层管理、图层转换。
This paper introduces that the graphic vectorization and the process of this new editing work, graphic mark using in the digital map, transformation between digital map management and coverage.
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