Table 2.

Ablation experimental results.

Experimental setup	Accuracy rate (%)	F1 score (%)
Complete model	96.86	88.55
Only BERT	79.34	72.89
Only 3D-ResNet	85.76	78.45
BERT + simplified 3D-ResNet	93.27	85.67
Simplified BERT + 3D-ResNet	91.58	83.92