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STFFTtool1
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，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 nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysis of the spectrum charac
STFFTtool2
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，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，达到区分不同声音的目的。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysis of the spe
STFFTtool3
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，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，一图像的形式表达出，最终达到区分不同声音的目的。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysi
keypoint
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，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，以图像的形式表达出，最终达到区分不同声音的目的。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysi
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.)
hunhe2
- 对吉他的单音进行短时傅里叶变换 选取主音旋律(The guitar tone of the short time Fourier transform from the melody)
STFT
- MATLAB实现短时傅里叶变换，短时傅里叶逆变换。直接配置好参数就可以用，实用性强。(MATLAB implementation of short time Fourier transform, short time Fourier inverse transform. Direct configuration of parameters can be used, practically.)
stft
- 信号处理中短时傅里叶变换（STFT）的实现，可用于实时系统，实时语音处理或者分段的FFT计算，亲测可用，拿走不谢！(The implementation of short time Fourier transform (STFT) in signal processing can be used for real-time system, real-time speech processing or segmented FFT calculation!)
上传程序
- buffer滤波器的设计，语音分帧 ，短时傅立叶变换的程序(buffer filter design and Speech sub-frame)
stft
- 可对数据进行短时傅里叶变换及相应两篇参考文献(short-time fourier transform)
短时傅里叶变换
- 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。(The short time Fourier transform of the signal can easily adjust the influence factors of the short time Fourier transform.)
Desktop
- 小波降噪、时频分析等方法，系统地研究航天电子设备多余物噪声检测过程中各操作变量和微粒物理参数对声波频谱的影响。通过单因素试验，详细分析了微粒粒径、振动力学条件中加速度和频率等3因素对声音信号频谱分布的影响规律，比较了短时傅里叶变换和小波变换的特点。该结果为进一步识别多余物微粒的参数提供了指导依据(the complexity of the material interaction and the properties of the particles themselves make the re
STFT
- 短时傅里叶变换实现线性调频信号的时频分析(Time-frequency analysis of LFM signal by short time Fourier transform)
st
- 地震波短时傅里叶变换，时频分析是地震波信号处理的重要部分(Short time Fourier transform of seismic waves)
短时傅里叶变换
- 可用于语音信号的短时傅里叶变换，即STFT。能够分析语音信号的时频域的特征
FSSTn-master
- 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
STFT
- 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
stft
- 常见的时频分析技术短时傅里叶变换实现举例，以及一些使用示例(Common time - frequency analysis techniques short - term Fourier transform implementation examples, as well as some use examples)
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
Duanshi_Fourier
- 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.)