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Fingerprint enhancement and compression method using Morlet wavelet
, Venkata Krishna P.
Published in Inderscience Publishers
2010
Volume: 3
   
Issue: 4
Pages: 261 - 268
Abstract
Fingerprint image being a non-stationary image, the normal filtering approach and transformation like FFT will not provide efficient enhancement. This problem is studied using our new algorithm based on Morlet wavelet. This algorithm consists of two stages. In the first stage, wavelet analysis is used, which estimates contextual information like frequency and orientation of the image. The second stage uses Gabor filtering for smoothening and removing the noise. Good ridge continuity is obtained with compression and Gabor filtering removes the spurious minutiae. The experimental results obtained by this new algorithm provided accurate recognition and less storage compared with the existing approaches. Copyright © 2010 Inderscience Enterprises Ltd.
About the journal
JournalInternational Journal of Signal and Imaging Systems Engineering
PublisherInderscience Publishers
ISSN1748-0698
Open AccessNo