Fig. 3

CCA calculations for pairs of reviews. Overlap categorization: 0–5% - slight (white), 6–10% - moderate (green), 11–15% - high (yellow), > 15% - very high (red)
CCA calculations for pairs of reviews. Overlap categorization: 0–5% - slight (white), 6–10% - moderate (green), 11–15% - high (yellow), > 15% - very high (red)