Efficient Access Control Permission Decision Engine Based on Machine Learning

Table 2

AUC values for different methods.

Methods	Lightgbm	LR	RF	KNN	SVM	DT
AUC value before data balancing	0.851	0.526	0.852	0.691	0.500	0.692
AUC value after data balancing	0.945	0.965	0.975	0.960	0.899	0.969

The bold value is the experimental result of our method.