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2018 | OriginalPaper | Buchkapitel

A Fingerprint Enhancement Algorithm in Spatial and Wavelet Domain

verfasst von : Indrit Enesi, Algenti Lala, Elma Zanaj

Erschienen in: Advances in Internet, Data & Web Technologies

Verlag: Springer International Publishing

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Abstract

Fingerprinting is one form of biometrics, which people’s physical characteristics to identify them. Fingerprints are ideal for this purpose because they’re inexpensive to be collected and analysed. They never change, even as people grow old. The performance of a fingerprint image-matching algorithm depends heavily on the quality of the input fingerprint images. The acquired fingerprint images from the scanner are often with low contrast, noisy and the ridges are blurred. The enhancement is an essential step required to improve the quality of the fingerprint image. In this paper, we propose an enhancement method in spatial and wavelet domain. The fingerprint image contrast is increased, the histogram is equalized and ridges are deblurred. The image is then filtered by Gabor filters and denoised in wavelet domain. Experimental results show that this method increases the number of true minutiae extracted.

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Literatur
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Metadaten
Titel
A Fingerprint Enhancement Algorithm in Spatial and Wavelet Domain
verfasst von
Indrit Enesi
Algenti Lala
Elma Zanaj
Copyright-Jahr
2018
DOI
https://doi.org/10.1007/978-3-319-75928-9_66

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