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STFTTest
- 《实用小波分析》附录中STFT源代码（VC中编译链接正确，运行出错fopen处；WinTC中可以运行，我电脑显卡有问题，未显示出结果；Turbo C中未生成目标文件）-This program is for computing the STFT of the signal in a data file and create a output data file containing STFT result.
stft_timefreq_complexSignal
- 短时傅立叶变换测频，可对复信号处理。界面设计好，用户交互方式编程。-STFT frequency measurement can be complex signal processing. Interface design, the user interactively programming.
STFT
- 对信号进行短时傅里叶变换，可以方便的调节各种短时傅里叶变换的影响因素。-Short-time Fourier transform of the signal, you can easily adjust a variety of short-time Fourier transform of the influencing factors.
STFT_serial
- 短时傅利叶转换或短时傅利叶变换(英文：short-time Fourier transform, STFT，又称short-term Fourier transform)是和傅利叶转换相关的一种数学转换关系，用以决定时变讯号其局部段落之弦波成份的频率与相位。 -Short-time Fourier transform or short-term Fourier transform (in English: short-time Fourier transform, STFT, also kn
Wigner---Will-
- 维格纳-威尔分布三维图面图，跳频信号的stft，跳频信号的维格纳-威尔分布的频谱图-Wigner- Will the distribution of three-dimensional surface maps, frequency hopping signal stft, frequency hopping signal Wigner- Will the distribution of spectrum
Windowed-transform
- 加窗变换，信号在高斯窗函数取不同a时的STFT，窗函数是不同值时的stft-Windowed transform the signal in a Gaussian window function to take different when the STFT, the window function is different values of the stft
OLA
- 编写一Matlab函数，用30ms三角窗和15ms帧移计算语音信号的STFT。并用OLA法重建原始信号。设计一种基于OLA的综合方法，以通过重复每帧对语音信号以因子2进行时域扩展。-Write a Matlab function, STFT and 30ms triangular window and 15ms frame-shift calculation of the speech signal. And the OLA method to reconstruct the original
stft
- 时频分析，一个频率为100的正弦信号做WVD时频分析,做出图后有两个频率(100Hz和400Hz)-Time-frequency analysis, a sinusoidal signal with a frequency of 100 do WVD time-frequency analysis, make a diagram after the two frequencies (100Hz and 400Hz)
抗干扰
- Anti-jamming of GPS receiver is an important problem, navigation war, and this topic has been well researched recently. However, anti-jamming in the complex receiving environment has not been considered in the most of the researches. To solve this pr
fmcw-matlab-code
- 利用STFT可以估计信号在每片短时窗内的频率得到信号的瞬时频率，该曲线由一组时间和频率相对应的点组成，反映了信号频率随时间的变化。-Using STFT can estimate the frequency of the signal in every piece of short-time window get signal instantaneous frequency, the curve consists of a set of time and frequency of corresp
blind-source-separation
- 在MATLAB环境中，得到语音信号的散点图，STFT变换和小波包变换。-In the MATLAB environment to obtain a scatter plot of the speech signal, STFT transform and wavelet packet transform.
STFT
- 短时傅里叶变换的例子，运行处信号图和三维时频分析图-Examples of short-time Fourier transform, while running at a frequency signal and three-dimensional analysis chart
stft
- 利用时频分析的方法分析一段语音信号的时频特征，并进行降采样等处理，可直接运行-When the time-frequency analysis method to analyze the frequency of use of a voice signal characteristics, and down-sampling and other treatment, can be directly run
stft_person
- 自己编写的短时傅里叶变换（STFT）程序，短时傅里叶变换可以获得非平稳信号的时频图，主要原理是用滑窗截取一段信号，认为这一段时间内信号是平稳的，对其进行fft变换获得频谱-I have written a short time Fourier transform (STFT) program, short-time Fourier transform can be obtained non-stationary signal frequency diagram, the main princip
111
- There a lot of time–frequency methods used for studying the time–frequency distribution of the nonlinear and non-stationary signal, such as short time Fourier transform (STFT) (Zhang and Bao, 1998), Wavelet transform (WT) (Hu et al., 2009), S-transfo
STFT_SWT_ST_matlab-files
- STFT和ST变换的基本函数，和一个stft的一个例程-This code computes the Stockwell transform (S-Transform) of a one dimensional series without for loop, thereby making it computationally fast and simple. S-Transform was proposed in 1996. A nice tutorial on S-Transform can
STFT
- 数字信号处理中的短时傅里叶变换程序，窗函数长度20， 默认为矩形窗，截取时间间隔 <=Nw/2。适用于时频分析(The present code is sample,you can buy a digital signal processing book that published on Xi'an University of Electronic Science and Technology publisher.)
STFT
- 目前的代码是一个matlab函数，它提供给定信号x[n]的短时傅立叶变换（stft）。该函数是matlab命令“光谱图”的一个替代项。功能输出为： 1）一个具有复杂stft系数的矩阵，该矩阵具有跨列时间和跨行频率； 2）频率矢量； 3）时间矢量。 为了阐明函数的用法，给出了一个示例。为了方便起见，输入和输出参数在函数的开头给出。(The present code is a Matlab function that provides a Short-Time Fourier Transfor