Title :
Adaptive wavelet packets and matrix sparsification
Author :
Xia, M.Y. ; Song, W.M. ; Chen, Z.Y.
Author_Institution :
Inst. of Electron., Acad. Sinica, Beijing, China
fDate :
6/21/1905 12:00:00 AM
Abstract :
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.
Keywords :
electromagnetic wave scattering; matrix decomposition; sparse matrices; wavelet transforms; Daubechies-8 wavelets; adaptive wavelet packets; column-row alternate search; electromagnetic scattering; matrix sparsification; Cost function; Electromagnetic scattering; Impulse testing; Integral equations; Matrix decomposition; Mirrors; Moment methods; Radar imaging; Wavelet packets; Wavelet transforms;
Conference_Titel :
Computational Electromagnetics and Its Applications, 1999. Proceedings. (ICCEA '99) 1999 International Conference on
Print_ISBN :
0-7803-5802-3
DOI :
10.1109/ICCEA.1999.825090
