搜索资源列表
short_time_FT
- 实现短时傅里叶变换的功能。分为两种方式：1、matlab自带函数；2、自行编写程序。自行编写的程序效果更加，绘制时频分布图更清晰准确。（附带几篇参考文章）-Short time Fourier transform. Divided into two ways: 1 matlab own function own programming. Write your own program was more plotted frequency distribution more clearly and
SLR
- 利用stft实现了跳频信号的跳周期估计 简单的进行了跳频信号的仿真，然后利用短时傅里叶变换对跳频信号进行分析，再对得到的时频矩阵提取时间平面，对时间序列去直流，进行傅里叶变换，最后实现得到跳周期。-estimates the hopping time of the sfh by stft
STFT
- matlab，短时傅里叶变换代码，源码！-Short time Fourier transform code
xiaobobianhuan
- 小波变换的几个原程序，包括短时傅里叶变换，小波变换，标架，多分辨率分析，比较方便-Wavelet transform of a few of the original program, including the short time Fourier transform, wavelet transform, frame, multi-resolution analysis, more convenient
dusnshifuli-introducion
- 短时傅里叶变换介绍，里面详细介绍了短时傅里叶变换的定义，性质，算法-introduction about tfrstft
tftb
- matlab时频分析工具包，包含短时傅里叶变换，WV，小波等多种工具-Time-Frequency Analysis Toolbox
tfrstft
- 短时傅立叶变换，确定时变信号其局部区域正弦波的频率与相位-short-time Fourier transform
tfristft
- 令x(n)=5exp(j*0.15*n*n)+6exp(j*300n-j*0.15*n*n) ，w(n)为高斯窗函数。试用matlab软件，取不同长度的窗函数，分别求x(n)离散短时傅里叶变换，并进行信号重构。-ORDER x (n) = 5exp (j* 0.15* n* n)+6exp (j* 300n-j* 0.15* n* n), w (n) for the Gaussian window function. Trial Matlab software, take different l
st
- S变换的源代码，实现对各种信号的频谱分析。该方法优越于短时傅里叶变换。-S transform source code, and the analysis of the spectrum of various signals. This method is superior to the short time Fourier transform.
ITD
- 很经典的时频分析论文，从短时傅里叶变换出发，提出了intrinsic time-scale decomposition方法。-Classic time-frequency analysis papers
Real-Time-Speech-Pitch-Shifting
- 实时处理声音降调 matlab源代码 短时傅里叶变换-Real-Time Speech Pitch Shifting
stft
- 对信号加窗，进行短时傅里叶变换，输出一个结构组，包含时间和频谱幅度-Signal windowed short time Fourier transform, and output a structure that contains the time and spectral amplitude
stft
- 短时傅里叶变换程序，对不同窗函数、不同窗长下的时频域谱进行分析。-Short time Fourier transform procedures, different window function, different window length under the time-frequency domain spectral analysis.
tfrstft
- 计算信号的短时傅里叶变换，对信号进行时频分析-Calculate signal short-time Fourier transform, the signal time-frequency analysis
shipinfenxi
- frft程序函数，分数阶傅立叶变换，短时傅立叶变换，傅立叶变换-the frft program function, fractional Fourier transform, short-time Fourier transform, Fourier transform
sg
- 这是一个短时傅里叶变换的程序，特别详细，超级好用-This is a short-time Fourier transform procedure, particularly detailed, super-easy
Mwenjian
- 短时傅立叶变换 s变换 电压中断 电压突降-Short-time Fourier transform s transform voltage interruption voltage dips
time-and-frequency-characteristics
- 语音信号的时域和频域特性，包括录制、计算短时能量、短时过零率、短时傅里叶变换、加矩形窗等步骤-Speech signal in time domain and frequency domain characteristics, including recording, computing time energy, short-time zero-crossing rate, short-time Fourier transform, rectangular windows and other s
STFTspectral
- 语音信号短时傅里叶变换后，然后进行短时功率谱的计算-Speech signal short-time Fourier transform, and the power spectrum calculated for a short time
WFT
- 短时傅里叶变化，小波变化的基础程序之一。其中涉及了函数嵌套-Short-time Fourier transform, wavelet transform is one of the basic procedures