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Issue:
Simple Method of Protracting Isoline in MapX
Author(s):
JIA Guoxian
,
LIU Xinjiang
,
CHEN Qinqin
Pages:
35
-
39
Year:
2004
Issue:
2
Journal:
BEIJING SURVEYING AND MAPPING
Keyword:
数字模型
;
等值线
;
MapX
;
属性查询
;
空间分析
;
Abstract:
介绍了一种适用于格网式数字模型追踪等值线的简易算法,避免了等值点追踪连接的不确定性.在此基础上利用MapX控件为图形平台,在VC++环境下编程绘制等值线图,实现了放大、缩小、漫游、属性查询、空间分析等GIS功能.
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