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Table 5 Average off-line training time and on-line segmentation time (in seconds) of SKI and Chen's method.

From: -Means Based Fingerprint Segmentation with Sensor Interoperability

 

Off-line training time

On-line segmentation time

 

DB1

DB2

DB3

DB1

DB2

DB3

SKI

0

0

0

0.0045

0.0049

0.0034

Chen's method

4.7656

8.5469

12.8907

0.0019

0.0025

0.0015