Information Technology Reference
In-Depth Information
20
(
a
)
20
GMMS(t=1)
GMMS(t=2)
GMMS(t=3)
GMMS(t=4)
18
MMS(t=1)
MMS(t=2)
MMS(t=3)
MMS(t=4)
18
16
16
14
14
12
12
10
10
8
8
6
6
4
4
2
2
0
10
-2
10
-1
10
0
10
1
0
-2
-1
0
1
10
10
10
10
False Accept Rate (%)
False Accept Rate (%)
Fig. 17.
ROC curves show the performance
after t times update using the GMMS in
ONLINE update
Fig. 18.
ROC curves show the performance
after t times update using the MMS in
ONLINE update
(
b
)
20
20
sMDIST(t=1)
sMDIST(t=2)
sMDIST(t=3)
sMDIST(t=4)
GMMS(ONLINE)
GMMS(OFFLINE)
18
18
16
16
14
14
12
12
10
10
8
8
6
6
4
4
2
2
0
0
10
-2
10
-1
10
0
10
1
10
-2
10
-1
10
0
10
1
False Accept Rate (%)
False Accept Rate (%)
Fig. 19.
ROC curves show the performance
after t times update using the sMDIST in
ONLINE update
Fig. 20.
ROC curves show the performance
between ONLINE and OFFLINE templates
update with GMMS
20
20
MMS(ONLINE)
MMS(OFFLINE)
sMDIST(ONLINE)
sMDIST(OFFLINE)
18
18
16
16
14
14
12
12
10
10
8
8
6
6
4
4
2
2
0
0
10
-2
10
-1
10
0
10
1
10
-2
10
-1
10
0
10
1
False Accept Rate (%)
False Accept Rate (%)
Fig. 21.
ROC curves show the performance
between ONLINE and OFFLINE templates
update with MMS
Fig. 22.
ROC curves show the performance
between ONLINE and OFFLINE templates
update with sMDIST
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