| 基于DEM的地学分析方法探讨与实现 |
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| 引用本文： | 冯磊,朱大明.基于DEM的地学分析方法探讨与实现[J].河南科学,2012,30(7):917-920. |
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| 作者姓名： | 冯磊 朱大明 |
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| 作者单位： | 昆明理工大学国土资源工程学院,云南昆明,650093 |
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| 基金项目： | 云南省自然科学基金项目，云南省教育厅科学研究基金项目，昆明理工大学科学研究基金项目 |
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| 摘 要： | 基于ArcGIS9.3平台,结合数字高程模型(DEM)的各种常用地学分析技术,利用面向对象的VBA编程技术进行二次开发,建立了一个应用型的专门面向DEM分析的GIS系统.重点阐述了在DEM上实现坡度坡向分析、复杂地形特征提取等过程,深入探讨了建立在DEM数据基础上的地学分析功能的实现技术,提出了一套具体的地学分析方案.
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| 关 键 词： | 地理信息系统 数字地面高程模型 地学分析 VBA |
Research and Implementation of Geographical Analysis Method Based on DEM |
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| Feng Lei
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Zhu Daming.Research and Implementation of Geographical Analysis Method Based on DEM[J].Henan Science,2012,30(7):917-920. |
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| Authors: | Feng Lei Zhu Daming |
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| Institution: | (Faculty of Land Resource Engineering,Kunming University of Science and Technology,Kunming 650093,China) |
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| Abstract: | The design aims to build an application specifically for DEM-based analysis of the GIS system.The paper is based on ArcGIS9.3 platform,combined with DEM analysis of the various commonly used technology,and using Object-Oriented Programming VBA for the second development,focuses on achieving the DEM slope and aspect analysis,communications analysis and complex terrain features as extraction process,attempting to build on the basis of the DEM data analysis functions to the realization of technology and completing a set of specific geological analysis of programs. |
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| Keywords: | geographical information system digital elevation model geographical analysis VBA |
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