基于FME的河流中心线提取算法研究  

Research on River Centerline Extraction Algorithm Based on FME

作　　者：凡江林 王茂洋 童为民 郭亮亮 FAN Jianglin;WANG Maoyang;TONG Weimin;GUO Liangliang(Guizhou Water&Power Survey-Design Institute Co.,Ltd.,Guiyang Guizhou 550000)

机构地区：[1]贵州省水利水电勘测设计研究院有限公司,贵州贵阳550000

出　　处：《四川水力发电》2025年第1期79-83,共5页Sichuan Hydropower

基　　金：贵州省水利厅科研项目(KT202226)。

摘　　要：文章通过FME(Feature Manipulation Engine)平台,探讨了一种河流中心线提取的算法。文章首先强调了河流中心线在水利工程领域中的重要性,然后详细介绍了利用FME实现从面状河流数据到精确中心线的自动化提取过程,包括数据预处理、线转面、中心线提取和悬挂线删除等关键步骤。实验结果验证了该算法的准确性和效率,表明它不仅适用于河流数据,也可用于道路等其他GIS数据的中心线提取。该研究为河流分析和水资源管理提供了一种新的、高效的数据处理方法,具有实际应用价值和推广前景。This paper explores an algorithm for river centerline extraction using the FME(Feature Manipulation Engine)platform.It first emphasizes the importance of river centerlines in the field of water conservancy projects,and then details the process of using FME to automatically extract accurate centerlines from planar river data,including key steps such as data preprocessing,line-to-surface conversion,centerline extraction,and hanging line deletion.The experimental results verify the accuracy and efficiency of the algorithm,indicating that it is not only applicable to river data,but also can be used for centerline extraction of other GIS data such as roads.This study provides a new and efficient data processing method for river analysis and water resources management,which has practical application value and promotion prospects.

关 键 词：FME 河流中心线提取 GIS 数据处理 算法研究 

分 类 号：TV882.8[水利工程—水利水电工程] TP391[自动化与计算机技术—计算机应用技术]