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Aapproximation of Fourier inverse integral using Fourier transform approximation for amplitude of harmonics in a finite Fourier series summation. 富氏级数中之谐波成份以富氏转换近似并以有限级数和近似富氏逆转换。
finite Fourier transform 有限Fourier变换
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。
The serious recording limitations due to the finite size of CCD and the space-bandwith products of an off-axis system and a lensless Fourier transform system are discussed. 指出无透镜傅里叶变换全息光路能充分利用CCD有限的靶面尺寸,从而降低对CCD空间分辨率的要求,因此适用于对微小物体进行测量研究。
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
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.
Some interpolated Discrete Fourier Transform (DFT) methods are analyzed. 本文首先讨论并分析了各种插值DFT(离散傅里叶变换)算法,然后提出了一种实正弦信号的快速插值频率估计方法。
Fractional Fourier transform of apertured paraboloid refracting system[J]. 引用该论文陈建农;闫金良;王德法;于永江.
We use Fast Fourier Transform arithmetic to calculate two seriate images. 在相邻两帧图像上，找出相关度最大的两个小区域，用它们之间的距离除以两次拍摄之间的时间间隔，就得到这个小区域在间隔时间内的平均速度，进而得到整个流场的速度分布。
Some applications of the fast Fourier transform to the polynomial calculation. 多项式计算当中快速傅立叶变换的应用。
Fractional Fourier Transforms for Cosh-Gaussian Beams[J]. 引用该论文陈天禄;吴平.
In this paper, a pulsar de-dispersion algorithm based on the Short Time Fourier Transform (STFT) is presented. 摘要叙述了一种基于短时傅立叶变换的脉冲星消色散算法。
The discrete Fourier transform (DFT)and discrete Hartley transform(DHT) can be considered as special cases of DYT. 常用的离散傅里叶变换（DFT）、离散哈特莱变换（DHT）均可视为DYT的特例。
ON THE FAST FOURIER TRANSFORM ON FINITE GROUPS 关于有限群上的快速Fourier变换
The Fourier transform is an integral expression for a Fourier series applied to an infinitely long signal. 傅里叶变换式是对博里叶级数的一种积分表达式。
Doing some of the image-processing procedures (such as Fourier transform, regional growth), people want to help! 详细说明:一些自己做的关于图象处理的程序(如傅立叶变换,区域生长等),希望对人有帮助!
Three mushrooms (Auricularia auricula, Boletus aereus, and Tremella fuciformis) were studied by Fourier transform infrared (FT-IR) spectroscopy. 利用傅里叶变换红外光谱仪对三种食用菌(黑木耳、黑牛肝菌、银耳)样品进行了研究。