多光谱遥感数据的最佳波段选取与组合是遥感图像增强处理的关键部分，直接影响到图像的目视解译和研究对象的信息提取。
Optimal band selection and combination of multi-spectrum data is the key for image enhancement, it directly influences eye estimation and object information distilled.
将文字、图形、图像、声音、视频等各种信息进行组合，可以实现传统的教学方式无法达到的效果。
These information media consist of character, figure, image, sound, video frequency, etc. But it is impossible to attain by traditional teaching mode.
图像融合可以概括为一个将两幅或多幅图像组合成一幅包含扩展信息的合成图像的过程。
Fusion of images can be defined as the process of combining two or more source images into a single composite image with extended information content.
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