对TM灰度图像进行基于梯度幅度的分水岭变换分割，并标记分割区域边界，Matlab源代码，直接拷贝至Matlab中运行。-right TM images based on gray gradient range of watershed transform segmentation, segmentation and mark the region's borders, Matlab source code, a direct copy of Matlab to run.

利用Matlab软件，从TM图像上反演海洋表面泥沙浓度。-Getting the sand concentration from TM image.