案例：无人船测量点位数据+ArcGIS 10.6软件生成三维水下地形的两种方法

刘一哥GIS 发布时间：2020-07-08 17:23:34 ，浏览量：3

通常情况下，采用无人船进行水下地形测量，得到的是离散的，具有点号、日期、时间、东坐标（E）、北坐标（N）、水面高程、水下高程和水深等信息的点位数据，该数据一般由航带点位数据加水岸线组成，如下图所示：

原始点位数据格式如下：

下面讲解在ArcGIS软件中生成三维水下地形的两种常用方法。

一、构建不规则三角网（Tin）

1、创建Tin

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案例：无人船测量点位数据+ArcGIS 10.6软件生成三维水下地形的两种方法

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