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- By means of Fourier transform method the general diffractionintegral formula of a beam through a misaligned optical system in frequency-domain is given in this paper. 利用傅立叶变换方法,给出了光束通过失调光学系统在频域中的衍射积分公式;
- The principle and structure of cyclic radial shearing interferometer are briefly discussed and the process of spatial phase modulation,Fourier transform method and wavefront reconstruction are analyzed. 本文简要介绍了径向剪切干涉仪的原理和结构,分析了基于此系统的空间位相调制、傅立叶变换频谱分析、波面重建技术,提出了一种高精度的可行的波面迭代方法。
- The processes responsible for the generation of a supercontinuum are identified though the simulation of the nonlinear Schrodinger equation by Split-step Fast Fourier Transform Method. 利用分步傅立叶法数值模拟了广义的非线性薛定谔方程,分析研究了多种条件下超连续光谱的产生过程;
- For all subsystems of an AC/DC power system, the detail mathematical models and the exact interfaces between them are proposed. For harmonic analysis, the fast antialiasing fourier transform method (FAFT) is adopted. 该程序对交直流系统各部分均采用了精确的时域数学模型,谐波分析采用了快速高精度频谱分析方法FAFT;
- There"re several methods of working out the center position of the facular image, such as center of gravity method, fourier transform method, function fitting method, etc. 4.;确定光点中心位置的常用算法有重心法、傅立叶变换法、函数拟合法等。
- The migration imaging problem of three-dimensional magnetotelluric data was studied by Fourier transformation method, inner insert and extrapolate technology. 摘要利用傅里叶变换及内插外推方法对三维大地电磁资料偏移成像问题进行了研究。
- Analysis of interference signal based on fourier transform method 利用傅里叶变换的干扰信号分析
- The Application and Study of Fourier Transform Method in Transient Speed Calculation for Diesel Engine 傅立叶变换在柴油机瞬态转速计算中的应用研究
- Application of Fast Fourier Transform Method for Noise Smoothing and Determination of Weak Chromatographic Signal 快速傅立叶变换用于色谱噪声平滑及微弱信号的检测
- A Fourier transform does this, but with waves. 傅立叶变化就是这样,但是它是按照波的情况。
- Using discrete Fourier transform for interpolation of 3-D MT data. 用傅氏变换实现三维MT数据的插值
- splity Fourier transform method 分步傅里叶数值计算
- The discrete fourier transform (DFT) exists the errors. 摘要离散傅立叶变换(DFT)存在误差。
- Windowed Fourier transform for 3 - D shape measurement[J]. 引用该论文 付艳华;陈文静;苏显渝.
- The characteristic analysis of hololens Fourier transform[J]. 引用该论文 王红霞;盛兆玄;赵玮;李育新.
- Analysis on an Improved Fourier Transform Profilometry[J]. 引用该论文 毛先富;陈文静;苏显渝.
- Fourier transform method 傅立叶变换法
- Objective: To study the analytical method of the main nutritional components of milk powders by using Fourier transform infrared spectroscopy(FTIR). 目的:探讨傅里叶变换红外光谱法应用于奶粉主要营养成份分析的方法。
- Fourier transform method(FTM) 傅里叶变换法(FTM)
- Results showed the wavelet transform is a more efficient method in comparison with Fourier transform. 结果表明,小波变换的分析方法较传统的傅立叶变换更为有效。