西南岩溶石山地区石漠化信息自动提取技术研究

A METHOD FOR EXTRACTING REMOTE SENSING INFORMATION FROM ROCKY DESERTIFICATIONAREAS IN SOUTHWEST CHINA

介绍了以TM数据为信息源,基于GIS系统平台的矢量化石漠化信息计算机自动提取原理、方法、步骤及提取效果。

This paper presents a new method for automatically extracting rocky desertification information on the basis of GIS platform by using TM data as information source, with the result being vector parcels. The auto-extracting theory, means, steps and results of this method are discussed in detail.