20-07-2012, 03:52 PM
A Frequency Based Approach for Features Fusion in Fingerprint and Iris Multimodal Biometric Identification System
A Frequency Based Approach for Features Fusion in.pptx (Size: 1.04 MB / Downloads: 48)
Introduction
Trouble with data sensors
Distinctiveness ability
Lack of universality
Proposed multimodal system
Preprocessing Stage
Matching Algorithm
Preprocessing stage for Iris
Boundary localization
Pupil segmentation
Adaptive thresholding
Morphological opening operation
Iris segmentation
Eyelids and eyelashes erosion
Homogeneous Template Generation
Homogeneous biometric vector
Pattern –two sub patterns.
Header
Core Number(2 bits)
Delta Number(2 bits)
Fingerprint Class(3 bits)
Iris ROI Extraction(1 bit)