Multiwavelet can simultaneously posses many desired properties such as short support, orthogonality, symmetry and high vanishing moments, which a single wavelet cannot posses.

• 摘要多子波与单子波相比，可同时拥有正交性、紧支撑、对称性和高的逼近阶等特性，成为子波研究的一个新热点。