Unsharpmaskingusingquadratic filterfortheenhancement of fingerprintsinnoisybackground
| Data(s) |
06/08/2014
06/08/2014
23/05/2013
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| Resumo |
The papersummarizesthedesignandimplementationofaquadraticedgedetection filter basedon Volterraseries.The filter isemployedinanunsharpmaskingschemeforenhancing fingerprints inadark and noisybackground.Theproposed filter canaccountformuchofthepolynomialnonlinearities inherent intheinputimageandcanreplacetheconventionaledgedetectorslikeLaplacian,LoG,etc.The application ofthenew filter isinforensicinvestigationwhereenhancementandidentification oflatent fingerprints arekeyissues.Theenhancementofimagesbytheproposedmethodissuperiortothatwith unsharp maskingschemeemployingconventional filters intermsofthevisualquality,thenoise performance and the computational complexity,making it an ideal candidate for latent fingerprint enhancement. PatternRecognition46(2013)3198–3207 Cochin UniversityofScienceandTechnology |
| Identificador | |
| Idioma(s) |
en |
| Publicador |
Elsevier |
| Palavras-Chave | #Fingerprint #Quadratic filter #Volterraseries #Singular valuedecomposition #Unsharpmasking |
| Tipo |
Article |
