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xiaobolilun
- 连续小波变换；短时傅里叶变换是一种单一分辨率的信号分析方法 ；短时傅里叶变换是一种单一分辨率的信号分析方法-continuous wavelet transform; Short-time Fourier transform is a single resolution signal analysis methods ; Short-time Fourier transform is a single resolution signal
短时傅里叶分析
- 短时傅里叶变换的matlab程序
st
- S-transformer,S 变换是由连续小波变换(CWT)和短时傅里叶变换(STFT)结合发展起来的另一种时频分析方法-S-transformer, S transform is a continuous wavelet transform (CWT) and the short-time Fourier transform (STFT) together with the development of an alternative
shijianxulie
- 时间序列的时频特性分析研究时间序列的傅里叶变换及逆变换，快速梅林变换及逆变换，短时离散傅里叶变换，得到瞬时频率。 研究时间序列的Born–Jondan时频分布图，Butterworth时频分布图，Choi–Williams时频分布图，得到瞬时频率。 -Time series analysis of time-frequency characteristics of time series of Fourier transform
time_frequency
- 这是一篇现代通信原理课程的作业报告.题目为几种时频分析方法比较及应用.详细介绍了短时傅里叶变换、小波变换、魏格纳—威利分布和Cohen类时频分布这4种典型时频分析方法,并作了比较-This is a modern communication Principle operating report. Entitled Comparison of several time-frequency analysis and 应用. 详细 Jiesh
spectrogram
- 基于MATLAB的短时傅里叶变换（STFT）的语谱图的画法，MATLAB环境下-MATLAB-based short-time Fourier transform (STFT) of the spectrogram of the painting, MATLAB environment
Short_time_Fourier
- 短时傅里叶变换 将时间上选取一段，开一个小窗口 在该改窗口上进行变换 能得到更详细的频谱信息-Short time Fourier transform, select the time period, to open a small window in the window changes to transform the spectrum to get more detailed information
STFFTtool
- 对非平稳信号进行分段、截取，将非平稳信号转化为平稳信号，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 spectru
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 a
时频变换
- 可以进行时频变换，代码简短能看懂，非常好用(Time-frequency transformation)
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)
isar
- 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)
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 Tr
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 func
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)
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.)
FRFT参考文献
- 短时分数阶傅里叶变换,用于多分量线性调频信号的识别过程(Short Time Fractional Fourier Transform)
Time-Frequency Toolbox
- Time Frequency Toolbox matlab时频分析工具箱,里面有各种时频分析函数，用matlab实现的，小波变换，Gabor变化，短时傅里叶变换等等(AF Ambiguity function AR Auto-regressive (filter or model) ASK Amplitude shift keyed signal BJD Born-Jordan distribution BPSK Binary
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.)