User's Manual

SE32/03-011145-01 SAGEM SA document. Reproduction and disclosure forbidden. 47

You can now edit the format of the value. The LEFT and RIGHT

keys move the cursor. The numeric keys enter digits as necessary.

The alphanumeric # key deletes the digit immediately to the left of

the cursor. The EXIT key aborts editing and restores the previous

value.

This parameter can be set to values from 0 to 10. This parameter

specifies how tight the matching threshold is. Threshold scoring

values are identified below.

For example:

0 Low threshold for test purpose

only

There are few rejections, but

many recognitions

1 Very few persons rejected FAR < 1%

2 FAR < 0.3%

3 FAR < 0.1%

4 FAR < 0.03%

5 Intermediate threshold

(default value)

FAR < 0.01%

6 FAR < 0.001%

7 FAR < 0.0001%

8 FAR < 0.00001%

9 Very high threshold

(few false acceptances)

FAR < 0.0000001%

10 High threshold for test purpose

only

There are very few recogni-

tions, and many rejections

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