PurExt: Automated Extraction of the Purpose-Aware Rule from the Natural Language Privacy Policy in IoT

Table 6

The overall effect of PurExt.

	P (%)	R (%)	F1 (%)
Actor	92.45	85.47	88.82
Action	96.18	95.06	95.61
Data	97.90	89.91	93.74
Purpose	99.53	69.08	81.55
Rule	97.07	86.35	91.39