2.4 inch color screen series User Manual
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4. System Option
Set system parameters to meet user’s demand as many as possible.
4.1 System parameters
1: 1 matching threshold value:
The similarity of ID + fingerprint
verification and the enrolled template
1: N matching threshold value:
The similarity of verification and the
enrolled template
Recommended matching threshold value:
FRR FAR
Matching threshold value
1:N 1:1
high low 45 25
middle middle 35 15
low high 25 10