Research Article

Leveraging Battery Usage from Mobile Devices for Active Authentication

Table 4

Mean and standard deviation of metrics for different classification algorithms in two nonzero effort attack scenarios: () the most likely battery charge and () a 100% full battery charge.

Algorithm FAR (most likely)FAR (100%)
MeanstdevMeanstdev

LR0.4060.3330.4880.484
DT0.4620.2690.3680.304
RF0.4400.2740.3510.293
GBT0.4060.2440.3380.282
NB0.4820.0540.4650.182
MLP0.4720.2850.4650.364
KNN0.4710.2070.3970.241