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一个短时傅里叶变换程序，内含说明，便于初学者应用(A short time Fourier transform program, containing instructions, for beginners.)
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内含详细中文说明的短时傅里叶变换程序，便于初学者应用(The short time Fourier transform program with detailed Chinese instructions is convenient for beginners.)
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实现信号的短时傅里叶变换（STFT），很好理解，值得下载学习(Short time Fourier transform (STFT) for realizing signal)
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建立地质模型，并进行频谱分析，还有短时傅里叶变换。(A geological model is established and the spectrum analysis is carried out And the short time Fourier transform.)
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利用Matlab语言编写，高斯窗实现，进行滤波处理，以及用于后续短时傅里叶变换(It is written in Matlab language, implemented by Gauss window, filtered, and used for short time Fourier transform.)
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利用Matlab编写的短时傅里叶变换，将时间域信号变换到时频域进行分析(The short-time Fourier transform written in Matlab is used to transform the time domain signal into time-frequency domain.)
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短时傅里叶变换等各类时频方法的实现以及ISAR成像(Short time Fourier transform and ISAR imaging)
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一种新的瞬时频率估计方法，用到了同步压缩短时傅里叶变换的高阶形式(This MATLAB package is a collection of scr ipts allowing to generate figures in the paper [1]. This paper puts forward a generalization of the short-time Fourier-based Synchrosqueezing Transform using a new local esti
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处理肌电信号，得到短时傅里叶变化下的中值频率和肌肉激活度进行下一步的分析(The electromyography signal is processed, and the median frequency and muscle activation degree under the condition of short time Fourier transform are analyzed)
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可轻松实现短时傅里叶变换及对应逆变换，可更改程序内部窗函数，自行选择合适窗函数进行分析(Short-time Fourier transform and corresponding inverse transform can be easily realized. The internal window function of the program can be changed and the suitable window function can be selected by onesel
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建立简单的层状模型，共三层，褶积合成地震记录，使得数据随机缺失30%，分别用傅里叶变换、短时傅里叶变换、s变换、小波变换对地震数据进行时频分析。(A simple layered model with three layers and convolution synthetic seismogram is established. The data are randomly missing by 30%. Time-frequency analysis of seismic data is ca
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matlab 时频分析工具箱实现短时傅里叶变换(Realization of short time Fourier transform by MATLAB time frequency analysis toolbox)
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滑动DFT实现短时傅里叶变换的matlab代码，包括正变换和逆变换，可极大提高时频分析的计算效率(Sliding DFT to realize short-time Fourier transform matlab code, including positive and inverse transforms, can greatly improve the efficiency of time-frequency analysis.)
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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
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短时傅里叶变换的几个简单的例子，包含源程序，数据，以及时频分析所需要的函数，对初学者帮助比较大。(Several simple examples of short-time Fourier transform, including source code, data, and functions needed for time-frequency analysis, are of great help to beginners.)
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生成一个线性调频信号起始频率20mhz到60mhz'带宽为40mhz'的lfm
并进行短时傅里叶变换(Generate a LFM with a starting frequency of 20 MHz to 60 mhz'bandwidth of 40 mhz' for LFM signal
Short-time Fourier transform is performed.)
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以長方形為遮罩的短時頻傅立葉轉換，英文稱為rectangular short time fourier transform(A short time fourier transform with a rectangular mask function. aka recSTFT)
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短时傅里叶变换的MATLAB实现代码，有效完成时频分析(matlab implementation code of short-time Fourier transform to effectively complete time-frequency analysis)
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对信号进行短时傅里叶变换和小波变换，观察其时频特性，压缩包中含有需要用到的测试信号文件，可以直接运行，供参考(Carry out short-time Fourier transform and wavelet transform on the signal, observe its time-frequency characteristics, and the compression package contains the test signal files needed, which ca
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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.)
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