一、创建小波包结构:
接下来我们实例化一个小波包对象:
>>> x = [1, 2, 3, 4, 5, 6, 7, 8]
>>> wp = pywt.WaveletPacket(data=x, wavelet...].maxlevel)
3
二、遍历小波包树
获取子节点:
>>> x = [1, 2, 3, 4, 5, 6, 7, 8]
>>> wp = pywt.WaveletPacket(data=x, wavelet...>>> x = [1, 2, 3, 4, 5, 6, 7, 8]
>>> wp = pywt.WaveletPacket(data=x, wavelet='db1', mode='symmetric')...从小波包树重构信号:
>>> x = [1, 2, 3, 4, 5, 6, 7, 8]
>>> wp = pywt.WaveletPacket(data=x, wavelet='db1', mode='...>>> new_wp = pywt.WaveletPacket(data=None, wavelet='db1', mode='symmetric')
>>> new_wp['aa'] = wp['aa