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fft cepstrum powerspectrum
- 自己编写的，1024点快速傅里叶变换、倒频谱分析、功率谱分析及其Applet曲线显示程序源代码。 说明清楚，附有验证使用的数据文件-themselves prepared in 1024 point fast Fourier transform, cepstrum analysis, power spectrum analysis and Applet curve shows the source code. Make it clear with the use of the test data
powerspectrum
- 使用小波包变换分析两个信号的特征向量和各频率成分的功率谱-the analysis of two signals eigenvector and power spectrum using wavelet-packet transform
powerspectrum
- 运用自相关法，周期图法和burg法分析加噪信号功率谱并比较-The use of auto-correlation method, periodogram analysis burg and noise signal power spectrum and compare
bpandpowerspectrum
- 神经网络用于模式分类 以及求取一维信号功率谱-pattern classifiar and powerspectrum
powerspectrum
- 根据功率谱的原始定义编制的功率谱分析程序，相比于周期图、welch法等更简洁，但分辨率不高。-spectrum analysis based on self-correlation
daopu
- 能够实现声音信号的时域、频域、相位、功率谱分析-this matlab codes can realize the function analysis of time domain, frequency domain,phase ,powerspectrum ect for a noise signal
powspec
- 1. m-file powspec computes the powerspectrum of the input signal. 2. m-file ispecgram computes the inverse of the output of specgram
cosine_filter
- 一组取值为+/-1的随机序列，每两个数据之间插入3个0，然后将序列通过一个设计好的根升余弦滤波器，并用周期图法和Welch法分别绘制信号的功率谱。再次通过根升余弦滤波器后用stem函数绘图。-A set of values is+ /-1 random sequence inserted between every two data 3 0, then the sequence through a root raised cosine filter designed,