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根据光谱成像技术原理,论述了用普通数码相机实现光谱成像的方法与特点,并从定性角度介绍了普通数码相机光谱成像技术在文件检验中的主要应用。
According to the principle of spectral imaging, the methods and characteristics of spectral imaging with ordinary digital camera are discussed. The main applications of spectral imaging of common digital camera in document inspection are introduced qualitatively.