Training stage with 80% of NIST’s data

Classic method

Probabilist method

Mean classes LCNN

1-PPV LCNN

K-PPV LCNN (K = 8)

Proposed method

Training time

No

66 min

48 min

54 min

62 min

74 min

Recognition time

45 s

5 s

4 s

5 s

9 s

11 s

AR (en %)

91.8

94.6

49.8

88.3

92.7

94.7

FRR (en %)

7.7

4.8

17.3

11.3

6.7

4.8

FAR (en %)

0.5

0.6

32.9

0.4

0.6

0.5

Training stage with 80% of BDAL’s data

Classic method

Probabilist method

Mean classes LCNN

1-PPV LCNN

K-PPV LCNN (K = 8)

Proposed method

Training time

No

22 min

16 min

18 min

21 min

25 min

Recognition time

29 s

3 s

2 s

3 s

7 s

9 s

AR (en %)

91.4

94.2

49.9

87.9

92.3

94.3

FRR (en %)

8.0

5.1

17.6

11.6

7.0

5.1

FAR (en %)

0.6

0.7

33.0

0.5

0.7

0.6