基本释义:

傅里叶数

网络释义

1)Fourier number Fo,傅里叶数

2)fourier series,傅里叶级数

3)Fourier function,傅里叶函数

4)Fourier coefficient,傅里叶系数

5)Fourier number,傅里叶准数

6)Digital Fourier filter,数字傅里叶滤波

用法和例句

Approaching to periodic square wave signal on three dimension with finite Fourier series;

用有限项傅里叶级数三维趋近周期性方波信号

Dynamic Phasor Modeling Based on Fourier Series;

基于傅里叶级数的动态相量建模法

Dynamic Demonstration of “Fourier Series Partial Sum Approaching Sum Function”;

“傅里叶级数部分和逼近和函数”的动态演示

The coefficients are Fourier coefficients to the moment when the orthogonal functions are complex exponential functions.

若正交函数为复指数集,其系数正好是傅里叶系数。

A new technique is presented in this paper for frequency estimation of single real sinusoid at a low computational cost using the real parts or imaginary parts of Fourier coefficients.

提出了一种利用信号离散傅里叶变换(DFT)系数的实部或虚部来构造频率修正项的新算法,算法只需傅里叶系数的实部或者虚部的最大值附近的3个DFT系数来构造频率修正项,避免了复数运算从而有效减少了运算量,同时算法的频率估计精度接近CRLB(Cramer-Raolow bound)。

Two Kinds of Fourier Series of Function and the Proof of Their Identity;

函数的两种傅里叶级数展式及同一性证明

On the Qualities Education in the Higher Mathematics Teaching;

高等数学中的素质教育——傅里叶级数的教学体会

discrete Fourier series representation of discrete-time periodic sequences

离散时间周期序列的离散傅里叶级数表示

Using fourier series to analyze the factor which decide timbre;

利用傅里叶级数分析决定乐音音色的因素

Application of Symbolic Calculation of Matlab on Fourier Series Analysis

Matlab符号计算在傅里叶级数分析中的应用

As an example of the technique, let's compute the Fourier series which corresponds to a square wave.

作为这种方法的一个例子，让我们计算一个方波的傅里叶级数。

Improving the RS-485 Series Communication Signal Source s Wave Shape via Fourier Series;

用傅里叶级数分析方法提出改进RS-485串行通讯信号源波形

If the floor were infinite in extent, the mathematical distribution of reflected light could be regarded in terms of a two-dimensional Fourier series.

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。

To analyze the reasonableness of telephone communication system of frequency distyibution which transmits the bandwidth by using the partial wave analysis.

利用傅里叶级数（谐波分析），分析了频分制电话通信系统传输频带宽度的合理性。

Research on Natural Disasters Loss Prediction Model Based on Fourier Series:A Case Study of Hunan Province

基于傅里叶级数的自然灾害损失预测模型研究——以湖南省自然灾害经济损失预测为例

fourier bessel series

傅里叶 贝塞耳级数

Fourier-Stieltjes series

傅里叶－斯蒂尔捷级数

Digital Watermarking Technique Based on Cascaded Fractional Fourier Transform System

基于级联分数傅里叶变换系统的数字水印技术

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。

electronic Fourier synthesizer

电子傅里叶函数综合器

Bessel-Fourier functions

贝塞尔－傅里叶函数

Fourier-Stieltjes algebra

傅里叶－斯蒂尔捷代数

Digital Reconstruction of T.S. Huang′s Fourier CGH and The Elimination of the Zero-order of Diffraction Images

黄氏傅里叶计算全息图的数字再现及零级像的消除