A Threat Intelligence Analysis Method Based on Feature Weighting and BERT-BiGRU for Industrial Internet of Things

Table 4

Evaluation scores.

Attack behavior	Expert evaluation Score_1	Expert evaluation Score_2	Expert evaluation Score_3	Expert evaluation Score_4	Our approach score
Man-in-the-middle attack	0.76	0.73	0.79	0.75	0.75
Flooding	0.89	0.86	0.91	0.88	0.92
Spear phishing	0.59	0.57	0.58	0.60	0.55
Code inclusion	0.12	0.10	0.15	0.13	0.14