介绍研制的一种先进的光机扫描光谱成像仪，即实用型模块化成像光谱仪（OMIS） 。
Operational modular imaging spectrometer (OMIS), an advanced optical mechanical scanning imaging spectrometer was developed.
结合这种压缩思想，用基于离散余弦变换和基于离散小波变换的压缩算法，对实用型模块化成像光谱仪多光谱图像进行压缩。
Combining the thought dimensioned above, with discrete cosine transform-based and DWT-based compression algorithms, the OMIS multi-spectral images are compressed.
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