Directional enhancement in the frequency domain of fingerprint images

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 2932, Issue , 1997, Pages 150-160

  Pradenas, Richard ^a  

^a Printrak International   (United States)

Author keywords

Digital image processing; Directional image enhancement; Fingerprint images; Frequency domain

Indexed keywords

DIGITAL IMAGE STORAGE; FREQUENCY DOMAIN ANALYSIS; IMAGE PROCESSING; IMAGING SYSTEMS; TURBULENT FLOW;

CURVATURE REGIONS; DIGITAL IMAGE PROCESSING; DIRECTIONAL IMAGE ENHANCEMENT; FINGERPRINT IMAGES; FREQUENCY DOMAIN; GRAY LEVEL INTENSITIES; SPATIAL DOMAIN METHODS;

IMAGE ENHANCEMENT;

EID: 0347443147     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.265384     Document Type: Conference Paper

References (9)

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