A Robust Continuous Authentication System Using Smartphone Sensors and Wasserstein Generative Adversarial Networks

Table 5

Accuracy (%) for unseen users on OCSVM.

Classifier\Unseen users	10	20	30	40
KNN	92.47	93.47	96.45	92.54
OCSVM	96.83	98.72	98.11	97.17
RF	92.28	97.17	96.39	97.27
DT	92.16	93.75	94.53	95.63

When n = 20, in these four classifiers, the OCSVM classification shows the best accuracy of 98.72%.