Filter banks and wavelets in signal processing: a critical review
Ali N. Akansu · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 1993
This paper provides an overview of subband and wavelet theories. It emphasizes their strong relations. The practical merits of these decomposition techniques in signal processing are examined. The current status of this active research field is summarized and it concludes with the discussion of potential extensions for future study.