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短时傅里叶分析
- 短时傅里叶变换的matlab程序
分数阶傅里叶变换
- 分数阶傅里叶变换的matlab算法，注释比较详细
分数阶傅里叶变换的matlab编程
- 分数阶傅里叶变换的matlab编程，特别适合处理线调频信号,Fractional Fourier transform matlab programming, especially suitable for handling wire FM signal
numerical-tour.zip
- 信号处理系列导航，如：用短时傅里叶变换进行声音处理,Signal processing series of navigation, such as: use of short-time Fourier transform for audio processing
matlab1.rar
- matlab常用函数 傅里叶变换函数、傅里叶反变换函数、低通滤波函数、sigexpand扩展序列函数,matlab function commonly used Fourier transform function, the Fourier Transform function, low-pass filter function, sigexpand extended sequence function
数字图像处理算法
- 数字图像处理：先进行傅里叶变换，然后低通滤波；最后还原。并附有余弦变换对照结果。,DIP:first FFT,then Butterworth filter,last inverse the course,also the DCT for comparition.
matlabFourertransform
- MATLAB实现图像的傅里叶变换，包括一维傅里叶变换，二维傅里叶变换-MATLAB Fourier transform of image, including the one-dimensional Fourier transform, two-dimensional Fourier transform
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
mallat
- 小波谱分析mallat算法经典程序 MALLET分解算法(圆周卷积的快速傅里叶变换实现)-Algorithm for spectral analysis mallat small program MALLET classic decomposition algorithm (circular convolution of the fast Fourier transform)
matlab+c
- 二维图像的投影和图像重建，直接傅里叶反变换法，先反投影后滤波，先滤波后反投影，卷积反投影(Two dimensional image projection and image reconstruction, direct Fourier inverse method, first backprojection, after filtering, first filter, back projection, convolution back projection)
声音解析matlab
- 对非平稳信号进行分段、截取，再做短时傅里叶变换，分析其频谱特性，并找到各个时间节点的频率特性，以便分析不同事件段内的声音特征。(The non-stationary signals are segmented and intercepted, and then the short-time Fourier transform is used to analyze their frequency spectrum characteristics, and the frequency charact
MATLAB希尔伯特Hilbert变换求包络谱
- MATLAB的希尔伯特谱分析，导入数据实现算出。最下二乘拟合算法。快速傅里叶变换详细算法。(MATLAB Hilbert spectrum analysis, import data to achieve calculation.The two by fitting algorithm. With the fast Fourier transform algorithm.)
MATLAB教学视频：傅里叶变换的频域滤波详解
- MATLAB教学视频：傅里叶变换的频域滤波详解(MATLAB teaching video: Fourier transform filtering in frequency domain)
MATLAB
- 对二维图像进行傅里叶变换，在频率进行低通滤波(Fourier transform of two-dimensional image and low pass filter in frequency)
MATLAB
- 通过求解信号的包络谱和快速傅里叶变换，进行分析(By analyzing the envelope spectrum and fast Fourier transform of the signal, the analysis is carried out.)
MATLAB
- 通过级联分数傅里叶变对图像进行加密解密，可自行设置秘钥，以及加密的阶数，具有良好的保密性(Encryption and decryption of image by fractional Fourier transform)
基于MATLAB的非线性薛定谔方程的数值算法研究
- 这是一篇关于非线性方程数值求解的论文，基于分步傅里叶算法，通过Matlab编程，里面详细代码程序。(This is a paper about the numerical solution of non-linear equations.)
声发射数据处理matlab
- 本程序为傅里叶变换，给定初始时域波形，可得到对应频域波形。可出图(The program is Fourier transform. Given the initial time-domain waveform, the corresponding frequency-domain waveform can be obtained. Drawing out)
Character E in the MATLAB
- 使用matlab二元傅里叶变换全息图，字符“E”的MATLAB模拟计算全息图，字符“E”的MATLAB模拟计算全息图的再现图像(Character "E" in the MATLAB simulation of the reproduced image of the hologram)