比傅里叶更快？
本文提出了一种空间傅里叶分解法的实现算法。
This paper presents an algorithm for the spatial Fourier decomposition method.
傅里叶分析是将声音分解为正弦波的数学方法。
Fourier analysis is the mathematical method used to break sounds down into sine waves.
这些衍射元件可通过级联迭代傅里叶变化算法设计。
These DOEs are designed with the cascaded iterative Fourier transform(CIFT)algorithm.
给出了一种基于离散傅里叶不变特征的人脸识别方法。
A face recognition method based on discrete Fourier invariant features is presented.
应用傅里叶交换法计算了硅光波导中导模的传播常数。
The Fourier transformation is used to calculate the propagating constants of the Si waveguides.
参考光具有信息内容的傅里叶全息图可用来做全息翻译器。
Fourier hologram with informations in the reference beam can be used as a holographic translator.
本文推导了840点素因数分解的离散傅里叶交换的算法。
A prime factor DFT Algorithm for 840 Complex data is presented in this paper.
根据傅里叶热传导方程，导出了轧辊的动态热凸度数学模型。
A dynamic thermal camber model of rolls has been derived according to Fourier's thermal conducting equation.
利用傅里叶分解及能量虚位移法，推导了磁阻转矩的计算公式。
The calculation formula of the cogging torque are derived by the Fourier decomposition and the virtual displacement method.
空间傅里叶分解法是一种新的合成孔径雷达（SAR）成象方法。
The spatial Fourier decomposition method is a new method for the SAR imaging.
本论文主要是关于飞秒激光脉冲傅里叶时空变换整形的理论研究。
This paper is mainly on theoretical research of femtosecond laser pulse Fourier space-time transform shaping.
法兰克·傅里叶拍摄了被困在淤泥与倒塌建筑物中的奥马伊拉·桑切斯的悲剧照片。
Frank Fournier captured the tragic image of Omayra Sanchez trapped in mud and collapsed buildings.
不同于传统股市周期理论，本文使用傅里叶谱分析技术来模拟预报股市周期。
Differing from the traditional theories of stock market cycle, we used the Fourier spectrum analysis method to forecast the cycle.
椭圆窗口作为一种新的手段用于含有面缺陷晶体的傅里叶滤波和衍射振幅校正。
Elliptical Windows are utilized as a new means for Fourier filtering and correcting the amplitudes of reflections.
在有限电导率光栅的微分理论中引入校正傅里叶展开方法，改善了计算收敛性。
In order to improve the convergence rate, a correct Fourier expand method was introduced to differential theory of the finite conductivity diffraction grating.
虽然傅里叶公社在新旧世界都破产了，但有关于性别平等的想法仍在产生影响。
Fourierist communes foundered across the New World and Old; his ideas about gender equality lived on.
采用傅里叶级数展开计算法、实现对电压、电流、功率因数和电量的测量和计算；
It uses Fourier series in expanding calculus, to achieve the measuring and calculation of volt, current, power factor and quantity of electricity.
讨论空间曲线的表达和描述方法，提出用矩和傅里叶描述符描述空间曲线的方法。
The expression and description methods of space curve are demonstrated. The methods of using moment, Fourier to describe the space curve is proposed.
采用傅里叶算子对人体轮廓实现平滑处理，消除局部噪声对最小负曲率点的影响。
Fourier filter is implemented to smooth the profile and reduce the local noise effects on NCM.
传统的傅里叶分析由于在时域不能局部化，难以精确检测到信号发生突变的时间。
Conventional Fourier transform can 't localize in time field, so it can' t inspect signal 's break time accurately.
MIT的研究者开发的最快的傅里叶变化，这一技术可以把信号分解为带有它自身成分的频率。
MIT researchers developed one of the fastest software implementations of the Fourier transform, a technique for splitting a signal into its constituent frequencies.
傅里叶系统并联一个适当的积分滤波器以后可以消除非周期分量对阻抗计算的影响。
A proper integral filter is designed to parallel with the Fourier system Thus the influence of DC offset on impedance calculation is cancelled.
为了改善高速磁浮主轴的径向回转精度，该文提出了二维傅里叶频率分析的新方法。
A novel method about two dimension Fourier frequency analysis is proposed in order to obtain high radial rotate precision.
基于傅里叶-梅林变换特性和相位相关性，提出了一种新的抗几何失真数字水印算法。
A new watermarking detecting algorithm which resists geometric distortion is proposed, based on Fourier-Mellin transform and phase correlation features.
如果地板的广度是无限的，那么可以用一个二维傅里叶级数来表示反射光的数学分布。
If the floor were infinite in extent, the mathematical distribution of reflected light could be regarded in terms of a two-dimensional Fourier series.
本文利用傅里叶数值方法(即伪谱法)求解该方程来模拟各向异性介质中弹性议的传播。
Elastic wave propagation in anisotropic medium is simulated by solving the equation system with the aid 'of Fourier numerical method (pseudo-spectrum method).
本文将结合分步傅里叶方法和小信号分析法来求解复杂的非线性薛定谔方程(NLSE)。
This paper will use small signal analysis and split-step Fourier to solve the complex nonlinear Schrodinger equation (NLSE).
本文将结合分步傅里叶方法和小信号分析法来求解复杂的非线性薛定谔方程(NLSE)。
This paper will use small signal analysis and split-step Fourier to solve the complex nonlinear Schrodinger equation (NLSE).
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