Adaptive wavelet packets and matrix sparsification
Ming Xia, Wenlei Song, Z.Y. Chen · 1999 International Conference on Computational Electromagnetics and its Applications. Proceedings (ICCEA'99) (IEEE Cat. No.99EX374) · 2003
Matrix sparsification using adaptive wavelet packets is described. An approach with column-row alternate search is proposed to implement the adapted decompositions. Typical sparsified results using Daubechies-8 wavelets for different kinds of matrices are presented.