Leveraging Battery Usage from Mobile Devices for Active Authentication

Table 2

Results of battery histogram classification with a given Gaussian Smoothing filter.

Smoothing level	FFR		FAR
	Mean	stdev	Mean	stdev
10	0.383	0.111	0.475	0.064
8.0	0.370	0.109	0.466	0.069
6.0	0.366	0.105	0.458	0.062
5.0	0.369	0.103	0.448	0.066
4.0	0.376	0.102	0.439	0.063
3.5	0.382	0.101	0.435	0.061
3.0	0.389	0.100	0.427	0.057
2.5	0.400	0.099	0.420	0.059
2.0	0.415	0.099	0.411	0.056
1.75	0.425	0.099	0.405	0.053
1.5	0.438	0.100	0.396	0.054
1.4	0.444	0.100	0.393	0.050
1.2	0.458	0.100	0.384	0.049
1.0	0.477	0.101	0.374	0.050
0.8	0.501	0.102	0.360	0.050