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lvbo
- 对音频信号进行几种滤波，有汉明窗，切比雪夫，巴特沃斯等。可以输出时域和频域的对比图。-Several of the audio signal filtering, there is Hamming window, Chebyshev, Butterworth and so on. Can output time domain and frequency domain comparison of Fig.
maxflat
- Maximally flat (a.k.a. generalized Butterworth) digital filter design.
butterfilter
- this a butterworth fillter simulator-this is a butterworth fillter simulator
MATLAB-codes
- Usage of the filter: Y = FILTER(B,A,X). Requires the Signal Processing Toolbox. Design Butterworth 2Nth-order one-third-octave filter. - Usage of the filter: Y = FILTER(B,A,X). Requires the Signal Processing Toolbox. Desig
yanshou
- 以MATLAB软件为工具，在GUI图形用户界面下针对不同特点的语音信号进行八种不同模式的滤波处理的语音信号处理系统，涉及基于巴特沃思滤波器的IIR滤波器和汉明窗设计的FIR滤波器，能够实现语音文件的打开及自定义路径的存储功能，同时可以实现语音信号加噪和音频倒放功能。-The source code, by means of MATLAB, under the Graphical User Interface, achieves a kind of speech signal processing
speech-signal-filter
- 使用matlab语言对一段语音信号进行滤波处理，首先分析时域信号，之后进行傅立叶变换，转换成频域，使用巴特沃斯低通滤波器去除高频部分。-Use matlab language of a voice signal is filtered first time domain signal after the Fourier transform is converted into the frequency domain, using a Butterworth low-pass filter to