The paper describes the principle and method of spatial spectrum analysis to photographic image using an optics computer hybrid processing system.
本文介绍一种光学-计算机混合处理系统对图像进行空间频谱分析的原理和方法。
From the theory of Fourier optics, the principle and the manufacture of spatial matched filtering and the processing of input signal will be discussed.
从付里叶光学理论出发，描述空间匹配滤波器的原理、制作，以及输入信号的处理。
The principle of the time reversal processing and its spatial and time focusing are studied.
利用传输矩阵分析了迭代时反处理的收敛性和时反算子分解方法的原理。
The principle of the time reversal processing and its spatial and time focusing are studied.
利用传输矩阵分析了迭代时反处理的收敛性和时反算子分解方法的原理。
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