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。
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。
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。
The hydrocarbon micro-seepage information was extracted from TM data with the spectra and image processing to detect petroleum reservoir.
它以油气波谱特征为依据，使用图像处理技术获得油气微渗漏信息。
The new modular kernel function not only has a good learning ability, but also applies the full information which the high-dimensional spectra remote sensing image provided.
新型的组合式核函数既具有较好的学习能力，又能充分应用高光谱图像所提供的信息。
Since one FTIR image is composed of hundreds or thousands of spectra, it is important to extract information from the original data set.
张红外显微图像由几百到几千张红外光谱图组成，传统的对红外显微图像的分析无法完整获取包含在红外光谱中的大量有用信息。
The spatial spectra of net rift for image processing have been mathematically analysed by means of 2d Fourier transform. Its directional property has been found.
本文利用二维付里叶变换对图象中网络构造的频谱作了数学分析，并指出了它的方向特点。
Pulsed Doppler spectra showed image of smooth continuous bands in the honeycomb or snaky black areas.
彩色多普勒显示病变区呈蓝红相间的彩色血流信号，脉冲多普勒显示连续带状门脉血流频谱。
Pulsed Doppler spectra showed image of smooth continuous bands in the honeycomb or snaky black areas.
彩色多普勒显示病变区呈蓝红相间的彩色血流信号，脉冲多普勒显示连续带状门脉血流频谱。
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