Table 3. Formulas for calculating usage frequency and success rate of recognition strategies.

Calculation item Formula
Total number of recognitions Total number of recognitions = Usage frequency × Number of images judged per person
Correct recognitions of AI-generated images Correct recognitions of AI-generated images = Usage frequency × Number of AI-generated images judged per person × Success rate for identifying AI-generated images
Correct recognitions of human-created images Correct recognitions of human-created images = Usage frequency × Number of human-created images judged per person×Success rate for identifying human-created images
Total correct recognitions Total correct recognitions =Correct recognitions of AI-generated images + Correct recognitions of human-created images
Overall success rate Overall success rate = (Total correct recognitions / Total number of recognitions) × 100%