关于Daubechies小波的信息。Daubechies小波一般特性：具有极值相位的紧凑型电位，具有给定支撑宽度的最高次数的消失矩。金宝app相关的缩放滤波器是最小相位过滤器。Family Daubechies Short name db Order N N a positive integer from 1 to 45. Examples db1 or haar, db4, db15 Orthogonal yes Biorthogonal yes Compact support yes DWT possible CWT possible Support width 2N-1 Filters length 2N Regularity about 0.2 N for large N Symmetry far from Number of vanishing moments for psi N Reference: I. Daubechies, Ten lectures on wavelets, CBMS, SIAM, 61, 1994, 194-202.