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Multi-algorithmic Palmprint Authentication System Based on Score Level Fusion


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Fig. 1

Block diagram of multi-algorithmic palmprint authentication system.
Block diagram of multi-algorithmic palmprint authentication system.

Fig. 2

Sample palmprint images.
Sample palmprint images.

Fig. 3

Square-based segmented palmprint image.
Square-based segmented palmprint image.

Fig. 4

Circle-based segmented palmprint image.
Circle-based segmented palmprint image.

Fig. 5

One level signal wavelet decomposition and reconstruction.
One level signal wavelet decomposition and reconstruction.

Fig. 6

2D DT-CWT decomposition.
2D DT-CWT decomposition.

Fig. 7

Palmprint features extracted using DT-CWT.
Palmprint features extracted using DT-CWT.

Fig. 8

Block diagram of the contourlet transform.
Block diagram of the contourlet transform.

Fig. 9

Contourlet features of the palmprint image without preprocessing.
Contourlet features of the palmprint image without preprocessing.

Fig. 10

Contourlet features of the palmprint image with preprocessing.
Contourlet features of the palmprint image with preprocessing.

Fig. 11

ROC curves of multi-algorithmic palmprint score level fusion in terms of GAR and FAR.
ROC curves of multi-algorithmic palmprint score level fusion in terms of GAR and FAR.

Fig. 12

ROC curves of multi-algorithmic palmprint score level fusion in terms of FRR and FAR.
ROC curves of multi-algorithmic palmprint score level fusion in terms of FRR and FAR.

Execution time calculation for contourlet transform based palmprint recognition system (1 sample of each user).

Process type Execution time (ms)
Preprocessing 25
Feature extraction 275
Pattern matching 50
Total execution time 350

Execution time calculation for DT-CWT based palmprint recognition system (1 sample of each user).

Process type Execution time (ms)
Preprocessing 25
Feature extraction 250
Pattern matching 50
Total execution time 325

Execution time calculation for multi-algorithmic palmprint recognition system (1 sample of each user).

Process type Execution time (ms)
Preprocessing 25
Feature extraction 350
Pattern matching 50
Score normalization 100
Fusion at score level 250
Total execution time 775
eISSN:
1178-5608
Język:
Angielski
Częstotliwość wydawania:
Volume Open
Dziedziny czasopisma:
Engineering, Introductions and Overviews, other