The author of this article has taken part in many projects about field spectra collection and airborne remote sensing, preprocessed a lot of field and image spectra in these years.
作者在近些年内参加了多次地面光谱采集和遥感飞行试验，对大量的地面光谱和图像光谱进行预处理。
In the experiments, X-ray back-scattering image of the simulated explosives in clothing is acquired, and terahertz spectra of four kinds of representative explosives are measured.
实验采集了衣物中装有模拟爆炸物的X射线背散射图像，并测量了四种典型爆炸物的太赫兹光谱。
Also we proposed a multiple image encryption scheme by shifting the multiple central parts of spectra together with the double random phase encodingtechnique.
另外我们采用多图像中心频谱平移和双随机位相编码提出了一种多图像加密算法。
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