Ajay Kumar, Senior Member, IEEE, and K. Venkata Prathyusha Personal Authentication Personal...
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Transcript of Ajay Kumar, Senior Member, IEEE, and K. Venkata Prathyusha Personal Authentication Personal...
Ajay Kumar, Senior Member, IEEE, and K. Venkata Prathyusha
Personal Authentication Personal Authentication Using Hand Vein Using Hand Vein TriangulationTriangulation
And Knuckle ShapeAnd Knuckle Shape
I. Introduction
Vein System - cephalic
- basilic
Knuckle Shape
I. Introduction
Prior Work - infrared camera Proposed System
II. Image Acquisition Infrared
Camera
Hand Vein Image
III. Extraction Of Knuckle Tips
Gray Level for Dorsal Vein
Otsu's thresholding
IV. Extraction Of Region Of Interest
Using Ki,Km,Kr find retation matrix
V. Extraction Of Vein Structure
Extraction Hand Vein Processing
Laplacian Of Gaussian
VI. Extraction of Vein Brifurcation And Vein Ending Using R(m) To Find Vein Ending Or
Vein Brifurcation
if val(m) = 1 and R(m) = 2 is vein ending if val(m) = 1 and R(m) >= 6 is vein
brifurcation
VII. Feature Extraction Using Minutiae Triangulation
Find Three Point
Triplet Table
Matched conditions
VIII. Score Assignment Using Mached Triplet
Score (Sc)
Using Euclidean Distance
Find Score (Sg)
Total Score is 0.8 * Sc + 0.2 * Sg
IX. Experiment Result
(a)Acquired Hand Image(b)Binarized Image(c)Hand Contour(d)Normalized Image(e)Extracted Region Of Interest(f)Extracted Hand Vein Topology
IX. Experiment Result
IX. Experiment Result
IX. Experiment Result
Generalized Extreme ValueDistribution
IX. Experiment Result
X. Discussion
Enfluence Element
Choice Threshold Tm