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yuyinshibie.rar
- 利用matlab模拟的语音识别系统，读取wav文件进行信号处理~~~,Matlab simulation of the use of voice recognition systems, to read wav files Signal Processing ~ ~ ~
wav
- wav文件读取。包括产生幅度，相位，过零率。内附程序和报告书。-wav file to read. Including the generation of amplitude, phase, zero crossing rate. Enclosing the process and report.
yan
- 1. 选择一个wav文件作为分析的对象，对该信号进行读取（使用wavread函数）； 2. 音乐信号的频谱分析：首先画出信号的时域波形，然后对信号进行频谱分析得到信号的频谱特性。 3. 设计一组数字滤波器并画出各个滤波器的频率响应 -Filter
test
- 用matlab对wav文件采用不同的方式读取（wavread和fopen），并对其进行低通滤波处理。滤波用的fir直接型低通滤波器-to read the wav file in different ways with Matlab (wavread, and fopen), and then low-pass filtering. the low-pass filter is direct_type FIR filter
heil
- 利用MATLAB 读取一个WAV 文件，并画出其波形图。将此WAV 文件的信号幅度衰减一半后再存为另一个WAV 文件，并画出其波形图。-Using MATLAB reads a WAV file, and draw their waveforms. Signal amplitude attenuation half of this WAV file and then save it as a WAV file to another, and draw their waveforms.