The standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
数字信号处理中标准的频谱分析方法是离散傅立叶变换(DFT),典型的实现方法是快速傅立叶变换(FFT)。
For synthetic aperture digital lensless Fourier transform hologram, a screen-division reconstruction method is proposed based on theoretical analysis.
针对合成孔径数字无透镜傅里叶变换全息图,在理论分析的基础上,提出了相应的分幅再现算法。
In this paper, we apply the Fourier transform method (FTM) of the phase analysis method to double-exposure holographic interferometry and propose double-exposure digital holographic interferometry.
本文将相位分析技术中的傅立叶变换法(FTM)引入二次曝光全息干涉计量中,提出了二次曝光数字全息干涉术。
应用推荐