dtm digital terrain model的意思|示意

A method is presented to implement real-time 3d road animation coupled with road design data and digital terrain model (DTM).

研究了一种用数字地面模型和公路设计数据实现实时三维动画的方法。

This paper describes the basic concepts of digital terrain model (DTM), how to use DTM in practice in the mining geological exploration, and how to use CASS surveying and mapping system to build DTM.

简要阐述了数字地面模型(dtm)的基本概念，并结合矿山地质勘查，提出实际情况应用，利用CASS成图系统建立模型。

The methods to obtain the Digital Terrain Model (DTM) from contour map by scan digitizing were studied.

本文还研究了通过扫描数字化等高线图建立数字地形模型的方法。

Image matching is the key stage for digital Terrain Model (DTM) automatical aquisition using with digital images.

利用数字影像自动提取数字地形模型(dtm)的关键是影像匹配。

In this paper the methods and experiments for applying the digital terrain model(DTM) to improve the classification accuracy are introduced.

本文着重介绍在遥感影象分类中应用数字地面模型（DTM）改正地物反射光谱中地形影响的方法和试验。

To counter the splice problem of digital terrain model (DTM) the paper puts forward the algorithm of cutting out of splice line to triangle network.

该文针对数字地面模型(dtm)的拼接问题提出了基于拼接线对三角网进行裁减的算法，并对其基本原理及主要过程进行了详细介绍。