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Proceedings Paper

Optical digital implementations of wavelet transform: application to image variant filtering
Author(s): Pablo Artal
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Paper Abstract

A hybrid optical-digital method has been developed to obtain the wavelet transform of images by a piramidal descomposition of the Fourier spectrum in different ranges of spatial frequencies. It is applied to perform variant space and frequency filtering of images.

Paper Details

Date Published: 26 July 1993
PDF: 2 pages
Proc. SPIE 1983, 16th Congress of the International Commission for Optics: Optics as a Key to High Technology, 198351 (26 July 1993); doi: 10.1117/12.2308600
Show Author Affiliations
Pablo Artal, CSIC (Spain)


Published in SPIE Proceedings Vol. 1983:
16th Congress of the International Commission for Optics: Optics as a Key to High Technology
Gyorgy Akos; Tivadar Lippenyi; Gabor Lupkovics; Andras Podmaniczky, Editor(s)

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