搜索资源列表
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
st
- 一个短时傅立叶变换的MATLAB程序，可以进行信号的时频分析。-A short-time Fourier transform of the MATLAB program, can be time-frequency analysis.
vad
- 这个内容主要是用于语音的读取、端点检测。端点检测采用的是基于短时能量和过零率，里面包含测试程序。-vad
voicebox
- 利用矩形窗计算短时语音信号的短时能量 及其频谱特性-Calculated using a rectangular window short-time speech signal power and spectral characteristics of short-term
tftb-0.2
- 短时傅里叶分析，时频分析等，m文件集合，tftb-Short time Fourier analysis, time-frequency analysis
STFT_Sample
- 短时傅里叶变换的样例，时长1000，采样250，短时傅里叶变换STFT ，短时傅里叶变换STFT-Short time Fourier transform
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
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 Four
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
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.
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
Some_function_of_speech_signal_processing
- 语音信号处理的一些函数，包括：短时谱、短时能量、短时过零率和端点检测。-Some of voice signal processing functions, including: short-term spectrum, short-term energy, short-time zero crossing rate and endpoint detection.
a
- 实用LabVIEW软件 实现短时傅里叶变换。实现对数据的时频分析-La-LabVIEW software utility short time Fourier transform. To achieve time-frequency analysis of the data-La
b
- 实用LabVIEW软件 实现短时傅里叶变换。实现对数据的时频分析-La-LabVIEW software utility short time Fourier transform. To achieve time-frequency analysis of the data-La
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
wienerfilter
- 对音频进行短时傅里叶变化，维纳滤波后还原，可以滤去20db不相关噪声-Short time Fourier transform of the audio, after the reduction Wiener filter can filter out irrelevant noise 20db
time-frequency_analysis_methods_based_on_MATLAB.ra
- 介绍了常见的时频分析方法，包括短时傅里叶变换，Wigner-Ville分布以及小波变换等，结合MATLAB，引导读者如何运用其来进行时频分析-Describes the common time-frequency analysis methods, including short time Fourier transform, Wigner-Ville distribution and wavelet transform, combin
STFT_20101209release
- 基于短时傅里叶变换的DSP算法设计，仿真结果很好-Short-time Fourier transform based on DSP algorithm design, simulation results very well
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
MATLAB--Endpoint-Detection-
- 介绍了端点检测的基本方法:基于短时能量的、基于短时过零率的、双门限检测的方法-Describes the basic method of endpoint detection: Based on short-term energy, zero crossing rate based on short-term, double threshold detection method