FFA-YOLOv7: Improved YOLOv7 Based on Feature Fusion and Attention Mechanism for Wearing Violation Detection in Substation Construction Safety

Table 2

Composition of the dataset.

Class	Value	Validation	Total
Ladder	3384	846	4230
Insulator	480	120	600
Helmet (with and without)	3680	920	4600
Safety belt (with and without)	4424	1106	5530
Total	11968	2992	14960