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xbnlp
- 小波包能量谱的计算，对信号进行频段分析，特征提取，用于模式识别-wavelet packet energy spectrum
2
- 针对齿轮的故障诊断,提出了一种基于小波特征提取和BP神经网络的诊断系统,利 用小波分解后各频段能量的分布作为特征向量输入神经网络。试验表明该方法能准确地诊断出齿 轮的故障,具有广泛的应用前景 - Aimed at the gear fault diagnosis, a diagnosis systemwhich based on thewavelet for picking up character and BP neural network are proposed, the
tezhengtiqu
- 此程序简单实用，用于数据的特征提取。选取了波形因子、峭度、频段带能量百分比等时域频域特征量。-This procedure is simple and practical, for data feature extraction. Select form factor, kurtosis, band band energy percentage frequency domain characteristics.
xiaobobao
- 从excel中提取数据，应用小波包分解提取特征频段能量值的matlab程序(Extracting data from excel, the wavelet packet is used to decompose the matlab program that can measure the value of the feature frequency)
xiaobobaofenjie
- 小波包分解并能提取特征频段能量的完整的matlab程序(The wavelet packet decomposes and can extract the full matlab program of feature frequency energy)