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广义S变换 结合了小波变换和短时傅里叶变换
- 广义S变换 结合了小波变换和短时傅里叶变换的特点
基于短时傅里叶变换实现对语音频谱的分析
- 基于短时傅里叶变换实现对语音频谱的分析 (分别对清音和浊音进行分析)。,Based on short-time Fourier Transform of the voice spectrum analysis (respectively, pairs of voiceless and voiced for analysis).
numerical-tour.zip
- 信号处理系列导航,如:用短时傅里叶变换进行声音处理,Signal processing series of navigation, such as: use of short-time Fourier transform for audio processing
sft_wt.rar
- 给定函数,变换到频域内,比较短时傅里叶变换大、小视窗和小波变换的区别,生成时频分析图,A given function, transform the frequency domain, more short-time Fourier transform, and a small window and the difference between wavelet transform to generate time-frequency analysis
stft.rar
- 基于短时傅里叶变换的非平稳信号的时频分析,Based on Short time fourier transform,signal s time-frequecy analysis.
stft
- 本例介绍了一个利用MATLAB仿真短时傅里叶变换的实例,初学者可以根据此例子来了解短时傅里叶变化的过程,通过仿真图形分析也可理解短时傅里叶变换的含义。-This example describes a short time Fourier transform using MATLAB simulation examples, beginners can understand this example of short-time Fourier transform of the process,
test
- 对语音信号加窗(汉明窗)并进行短时傅里叶变换,观察其频谱图,同时进行相位幅值分析-fft
TFDToolbox
- 时频分析工具,经典工具箱,包括短时傅里叶变换等实用函数 -Time-frequency analysis tools, classic toolbox, including the short time Fourier transform and other utility functions
aok4win
- 利用matlab进行时频分析的程序,傅里叶变换、短时傅里叶变换、小波分析等等,功能十分齐全。-Using matlab to process time-frequency analysis, Fourier transform, short time Fourier transform, wavelet analysis, etc., function is complete.
STFT
- 短时傅里叶变换的一些简单的演示,其中有矩形窗和高斯窗-some demos for the short time fourier transform
stft_test
- matlab短时傅里叶变换例程,绘出等高线图形-matlab short time Fourier transform routines, draw contour graph
TFRSTFT
- 可以对信号进行短时傅里叶变换,也可以对反射系数序列进行短时傅里叶变换-STFT
bss_oracle_1.0
- 音频库,包括短时傅里叶变换,信干比计算等-Audio library, including the short-time Fourier transform, signal to interference ratio calculation
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.
shipin2
- 再短时傅里叶变换中设置时间分辨率,此时信号的短时傅里叶变换在时间轴上完全局部化而没有频率分辨率-Short-time Fourier transform and then set the time resolution, this time the signal short-time Fourier transform in the timeline is completely localized but not the frequency resolution of
Short_time_FFT_with_octave_smooth
- 短时傅里叶变换源程序,matlab环境,可用于雷达,超声波信号分析以及DSP的学习-short time fft codes
短时傅里叶变换
- 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)
短时傅里叶变换matlab
- 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)
短时傅里叶变换matlab程序
- 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)
8880短时傅里叶小波
- 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