摘要: http://www.sohu.com/a/276740279_505915 x = np.array([1,2,4,5,6,9])(ca, cd) = pywt.dwt(x, "haar") #ca 低频率,粗信号 , cd 高频,细粒度信号cat = pywt.threshold(ca, np. 阅读全文