Optical digital implementations of wavelet transform: application to image variant filtering

Pablo Artal

doi:10.1117/12.2308600

26 July 1993 Optical digital implementations of wavelet transform: application to image variant filtering

Pablo Artal

Proceedings Volume 1983, 16th Congress of the International Commission for Optics: Optics as a Key to High Technology; 198351 (1993) https://doi.org/10.1117/12.2308600
Event: 16th Congress of the International Commission for Optics: Optics as a Key to High Technology, 1993, Budapest, Hungary

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.

Citation Download Citation

Pablo Artal "Optical digital implementations of wavelet transform: application to image variant filtering", Proc. SPIE 1983, 16th Congress of the International Commission for Optics: Optics as a Key to High Technology, 198351 (26 July 1993); https://doi.org/10.1117/12.2308600

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