基于pca权值的图像融合算法，在 遥感图像融合领域中作用显著(The image fusion algorithm based on PCA plays an important role in the field of remote sensing image fusion)

运用IDL编写ENVI组件，IDL是一种处理遥感数字图像的有效编程语言(IDL is an effective programming language for remote sensing digital images and this programme is using IDL to write ENVI components.)