将数字图像从RGB空间转换为HSI空间，程序简洁，可读性强。适合matlab图像处理的初学者。-Digital images will be converted from RGB space to HSI space, the procedure is simple and readable strong. Matlab image processing suitable for beginners.

高光谱的端元提取算法的编程，里面有好几个呢，可以试试(This paper proposes a novel pixel-based systemfor the supervised classification of very high geometrical (spa-tial) resolution images. This system is aimed at obtaining ac-curate and reliable maps both by preserving the geo