TM影像在土地利用现状调查中的应用

Application of TM Data in Land Use Investigation

以遥感技术在阜新市土地利用现状调查中的应用实例出发,介绍了利用TM影像进行土地利用专题信息提取的整个过程,包括图像的校正、镶嵌、特征提取和训练区的选择,采用聚类和监督分类的方法对图像进行了分类,并对分类结果进行了验证。

The whole process to extract the information of the land use investigation with TM data is described in this paper, based on the actual example in the land use investigation of Fuxin city, including correction of the images, mosaic, feature extraction and selection of the region of interest. The image is classified using clustering and unsupervised technique, and results of the classification are tested.