搜索资源列表
fast_Fourier_transform
- 实现二维快速傅里叶变化，用C语言实现矩阵的基本操作，复数的基本操作-Achieve two-dimensional fast Fourier transform, using C language the basic matrix operations, the basic operation of complex
Cplusplusprogramming_of_FFT_and_IFFT
- 本文我在北航读研时主修《现代偏微分方程》时花费一个多月时间写的期末报告，里面系统阐述了快速傅里叶变换的算法原理及其在数字信号处理等工程技术中的应用。介绍了一维DFT的基2 FFT 算法频域抽取和时域抽取FFT的短发原理和编程步骤。最后在附录中给出了一维DFT的基2 FFT 算法（包括频域抽取的FFT和IFFT算法、时域抽取的FFT和IFFT算法），一维任意非基2 FFT算法，二维DFT的基2 FFT 算法以及二维DFT的任意非基2 FFT 算法的详细的Visual C++程序。-The pape
the_Fourier_transform_of_image
- 程序基于CVI来编写，可实现对二维图像的傅里叶正反变换和反变换。-Program is based on CVI to write, can realize the positive and negative two-dimensional image of the Fourier transform and inverse transform.
myfft2
- 自编二维离散傅里叶变换，仅限于二维变换，为什么一定要20个字-Two-dimensional discrete Fourier transform self
frequency
- 频率变换 二维离散傅里叶变换 幅度图像和相位图像 频率方位滤波-Frequency transform two-dimensional discrete Fourier transform amplitude image and phase image frequency direction filter
testc
- C#实现一维及二维快速傅里叶。快速傅里叶要求length为2的整数次幂，对于不满足的数据，补0。-C# to achieve one-dimensional and two-dimensional fast Fourier. Required length for the fast Fourier integral power of 2. The data which does not meet, complement 0.
FRACF2D
- 二维分数阶傅里叶变换，可以把数据经此变换后，变成2D分数阶域-Two-dimensional fractional Fourier transform, the data can be transformed by this into 2D fractional domain
fuliyebianhuan
- 对选择的图像进行二维离散傅里叶变换，注意频谱中心的处理，以对数方式观察离散傅里叶变换频谱。-Two-dimensional image of the selected discrete Fourier transform, spectral center of attention to the treatment of several ways to observe the discrete Fourier transform spectrum.
frft2
- 二维离散分数阶傅里叶变换程序，可以用做图像处理，绝对可用-Two-dimensional discrete fractional Fourier transform program, you can use to do image processing, absolutely free
Relize_Fourier_Transform
- 用来实现二维离散傅里叶变换的简单实用程序，在matlab中能快速得到理想结果-To realise 2-D Discrete wavelets transform，easily and effective to reach the ideal result we want！
zz_rarget
- 目标和雷达的仿真程序，可以设置目标位置向量、速度、目标散射截面积、距离门限等等，计入高斯噪声，经过混频和傅里叶变化后再显示其距离和多普勒二维图形。-Target and radar simulation program can be set to the target position vector, velocity, target scattering cross-sectional area, the distance threshold, etc., included in the Ga
2DSmoke-down-poisson-several
- 这是研究生阶段研究的内容代码，2D代码，实现的是二维的快速傅里叶变换插值，来加速流体模拟。-This is a postgraduate research code, 2D code is a two-dimensional fast Fourier transform interpolation, and to accelerate the fluid simulation.
GS
- matlab的GS算法 运用傅里叶变换 在二维空间实现-matlab gs
Polar-Fourier-Transform
- 基于MATLAB实现了极坐标下的傅里叶变换，对一个给定 n×n 的二维信号，其计算复杂度等价于笛卡尔坐标下的2D-FFT，可广泛应用于图像处理和分析。-A fast high accuracy Polar FFT algorithm is given in the software package written in MATLAB. For a given 2D signal of size n×n, the algorihtm s complexity is just like in a C
split_step_fourier_method
- 二维分布傅里叶算法求解非线性薛定谔方程，时间光孤子-Two-dimensional distribution of the Fourier algorithm for solving nonlinear Schrodinger equation
myfft
- 自己编写的二维快速傅里叶变换，希望能有帮助-2-D DFTFFT
WFFT
- 快速无损的傅里叶变换，效率最高的FFT之一，包含一维fft，二维fft（FK变换），以及三维fft（FKK变换）。-One of the most efficient FFT, contains one-dimensional fft transform two-dimensional fft (FK transform), and three-dimensional fft (FKK transform), a rapid non-destructive Fourier transform.
frftmatlb
- 分数傅里叶变化，包含完整的一维，二维，连续，离散的Matlab源码，绝对可用，如用于水印-Fractional Fourier transform, contains a complete one-dimensional, two-dimensional, continuous, discrete Matlab source code is absolutely available, such as for the watermark
wft2f
- 二维窗傅里叶滤波，实现了图像的频域处理，更够在滤除噪声的同时较好的保持图像的原有特征-Two-dimensional window Fourier filtering, the image frequency domain processing, enough to filter out the noise while maintaining the original characteristics of the image
C-Finite-element-gangdujuzhenfly
- 用C++编写的地球物理有限元法大地电磁二维正演模拟刚度矩阵求解及傅里叶分析程序。-The written geophysical magnetotelluric 2D Finite Element Method with C++ forward simulation stiffness matrix solving and Fourier analysis procedure.