Title :
Why and how prefiltering for discrete multiwavelet transforms
Author :
Xia, Xiang-Gen ; Geronimo, Jeffrey S. ; Hardin, Douglas P. ; Suter, Bruce W.
Author_Institution :
Hughes Res. Labs., Malibu, CA, USA
Abstract :
We study why prefiltering is necessary for discrete multiwavelet transforms. We propose a method to generate prefilters given a set of multiwavelet filterbanks, where they are called good prefilters
Keywords :
band-pass filters; filtering theory; signal reconstruction; transforms; wavelet transforms; discrete multiwavelet transforms; frequency response; multiresolution analysis; multiwavelet filterbanks; perfect reconstruction; prefiltering; Band pass filters; Discrete transforms; Discrete wavelet transforms; Equations; Filter bank; Matched filters; Mirrors; Multiresolution analysis; Wavelet analysis; Wavelet transforms;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 1996. ICASSP-96. Conference Proceedings., 1996 IEEE International Conference on
Conference_Location :
Atlanta, GA
Print_ISBN :
0-7803-3192-3
DOI :
10.1109/ICASSP.1996.544103
