搜索资源列表
FFT
- 速度最快的快速傅里叶变换的类库，比所有同类的FFT速度都快很多-The fastest of the fast Fourier transform library, more than all other similar FFT speed much faster
frft
- 分数傅里叶变换程序，这个是二维分数阶傅里叶变化程序。-Fractional Fourier transform procedure, this is a two-dimensional fractional Fourier change process.
离散傅里叶变换
- matlab离散傅里叶变换程序
FT
- 基于傅里叶变换的去除图像纹理方法。通过去除频域高亮区域来消除纹理，保留低频信息。-Based on Fourier Transform method to remove the image texture. Highlighted region by removing the frequency domain to eliminate the texture, retain low frequency information.
two_dimensional_PSD
- 二维功率谱密度计算程序 使用傅里叶变换 -2D PSD caculation estimator
fenshujiefuliye
- 基于分数阶傅里叶变换的五篇博硕士论文，分别是在数字水印中的应用两篇，图象变换中的应用一篇，滤波中的应用一篇，目标检测中的应用一篇。-Based on Fractional Fourier Transform five Theses, respectively, in the digital watermark in the application of 2, images in the application of a transformation, filtering in the
fft
- 利用傅里叶变换对图像进行降低噪声处理，而且内附有高通和低通滤波功能-Fourier transform
fft
- 设计一个按照时间抽取的基2快速傅里叶变换（基2FFT-DIT）。输入倒位序，输出自然顺序-To design a time of extraction according to the base 2 Fast Fourier Transform (base 2FFT-DIT). Input inversion sequence, the output of natural order。
stft
- 本例介绍了一个利用MATLAB仿真短时傅里叶变换的实例，初学者可以根据此例子来了解短时傅里叶变化的过程，通过仿真图形分析也可理解短时傅里叶变换的含义。-This example describes a short time Fourier transform using MATLAB simulation examples, beginners can understand this example of short-time Fourier transform of the process,
first
- 二维傅里叶变换,对图像进行二维傅里叶变换处理-Two-Dimensional Fast Fourier Transform The purpose of this project is to develop a 2-D FFT program "package" that will be used in several other projects that follow. Your implementation must have the capabilitie
fuliye
- 1. 对图像进行傅里叶变换。 2. 根据傅里叶变换的结果去除图像的竖条纹噪声。 3. 对图像进行傅里叶逆变换，得到分割图像。 -1. For the image Fourier transform. 2. According to the results of Fourier transform to remove the image of the vertical stripe noise. 3. Inverse Fourier Transform of the images ob
src
- 利用java写的一个简单的快速傅里叶变换的程序，包括正、逆变换。-Using java to write a simple fast Fourier transform procedure, including forward and inverse transform.
fft
- 对图像进行快速傅里叶变换，在频率域去除高频信息再逆变换到空间域，完成图像栅格信息的消除。-Fast Fourier transform of the image, in the frequency domain to remove high-frequency information and the inverse transform to the spatial domain, to complete the elimination of the image grid of informati
test
- 对语音信号加窗（汉明窗）并进行短时傅里叶变换，观察其频谱图，同时进行相位幅值分析-fft
FFT快速傅里叶变换程序
- 计算离散傅里叶变换的一种快速算法，简称FFT。快速傅里叶变换是1965年由J.W.库利和T.W.图基提出的。采用这种算法能使计算机计算离散傅里叶变换所需要的乘法次数大为减少，特别是被变换的抽样点数N越多，FFT算法计算量的节省就越显著。
FreqzPhase
- 对信号进傅里叶变换，得到振幅谱和相位谱，并可画出振幅谱和相位谱。-The signal into the Fourier transform, the amplitude spectrum and phase spectrum and amplitude spectrum and phase draw spectrum.
shizixinhaochuli
- 快速傅里叶变换的源程序，不调用fft函数-the source of Fast Fourier Transform，do not call fft function
DFT
- 用matlab实现了对于已知序列求其离散傅里叶变换，并给出了三个实际例子进行解释。-Achieved with matlab known sequence requirements for its discrete Fourier transform, and gives practical examples to explain the three.
fft
- 用MATLAB实现快速傅里叶变换。方程有需要的话，可以自己设定-Using MATLAB to achieve fast Fourier transform. Equation there is a need, they can set their own
2D-FFT-C
- 二维快速傅里叶变换及其逆变换，用于图像处理等领域-two dimensional fast fourier transform and its inverse fast fourier transform