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- 光孤子传输特性模拟 在光纤通信中，光脉冲信号在光纤中传输的过程中会受到色散、损耗和非线性等作用的影响而不断地发生演化和畸变。脉冲演化的规律遵循非线性薛定谔方程（NLSE）。由于NSLE 在一般情况下无法求得它的解析解，因此通常需采要用数值方法来求解，最终归结于求解归一化的NLSE。本文使用了分步傅里叶方法对归一化NLSE 进行了求解，并模拟了输入为一到三阶双曲正割光脉冲条件下光脉冲传输演变情况。-soliton In optical fiber communications, the optic
handgesturerecogniton
- 本代码实现了对静态五种基本静态手势的识别，通过皮肤颜色模型分割人手，然后通过边界追踪得到手的轮廓，最后通过傅里叶系数识别手势-The static code of the five basic static gesture recognition, through the skin color model partition manually, and then get through the border to track the contours of the hands, and fina
short_time_Fourier_transform_of_windowed
- STFT 实现短时加窗 傅里叶 变换 分析 可用于跳频时频分析-STFT to achieve short time Fourier transform of windowed time-frequency analysis can be used for frequency hopping
daopufenxi
- 倒谱分析 倒谱分析是指信号短时振幅谱的对数傅里叶反 变换。它具有可近似地分离并提取出频谱包络信息 和细微结构信息的特点-Cepstrum analysis cepstrum analysis is the signal amplitude spectrum on the number of short-time Fourier inverse transform. It has can be approximately isolated and extracted spectral en
matlab-fft512
- 本程序采用自编的512点的傅里叶变化，程序简单好用-his procedure adopts 512 points by the Fourier change, procedure is simple to use
matlab
- 傅里叶变换，系统信号转换有关，频域时域变换问题-Fourier transform, the system signal conversion is related to the frequency domain the domain transform
Matlab-tools-of-tf
- 非常完整的关于时频分析的所有程序，包括小波变换，短时傅里叶变换，gabor变换-the matlab tools include many programs about time frequency,such as gabor transform,STFT,wavelet transform,and so on
Matlab
- matlab 傅里叶变换 求包络 等对声音的处理文件-the matlab Fourier transform seeking envelope of sound processing files
matlab
- 离散傅里叶变换及频谱分析的实验报告，离散时间系统时域、变换域分析的实验报告-Discrete Fourier transform and spectral analysis of the lab report, lab report analysis of discrete-time systems domain, transform domain
matlab-fft512
- 本程序采用自编的512点的傅里叶变化，程序简单好用-his procedure adopts 512 points by the Fourier change, procedure is simple to use
matlab-fft512
- 本程序采用自编的512点的傅里叶变化，程序简单好用-his procedure adopts 512 points by the Fourier change, procedure is simple to use
FFT
- 利用matlab进行傅里叶变换及反变换,实现空域到频域，频域到空域的图像处理(Using Fourier transform and inverse transform, to achieve the airspace to the frequency domain, frequency domain to the airspace image processing)
程序与图像
- 利用matlab对函数进行傅里叶变换得到相差等(Fourier transform function using MATLAB, such as phase difference)
ch
- 利用MATLAB计算傅里叶变换并作出频谱图像的代码和图像，涉及FFT算法，看代码可以理解一下~为北京理工大学信号与系统实验实验三的答案(Fourier transform using MATLAB calculation and make spectral image code and images, involving the FFT algorithm, look at the code can understand ~ Beijing Institute of Technology sig
tutorial
- 利用快速傅里叶变换滤波，空域变换的，图像灰度均衡matlab函数代码，用于学习信号处理(filter by using fast Fourier transform)
meshage
- 模拟了正弦光栅及其傅里叶空间频谱，可以调节其空间频率，看到其傅里叶谱的变化过程(Simulating a sinusoidal grating and its spatial spectrum using matlab)
分数阶傅里叶变换代码参考
- oceanljb博客中的Matlab代码实现frft及在matlab2013中的部分修改(Realization of FRFT by matlab code in MATLAB 2013 using MATLAB in oceanljb blog)
BPF
- matlab 使用傅里叶变换投影反投影sheep-logon(matlab Sheep-logon Projection Back Projection Using Fourier Transform)
finufft-master
- matlab非均匀傅里叶变换程序，支持所有三种类型(matlab non-uniform fft for all three types)
stft
- matlab实现短时傅里叶变换的程序源码，自带例子，十分简单易懂，可以做时频谱分析。(Matlab short-time Fourier transform program source code, with examples, very simple to understand, can do time-frequency spectrum analysis.)