Table 7 Performance evaluation of BERT-GNN variants with different fusion strategies.

From: Dual stream graph augmented transformer model integrating BERT and GNNs for context aware fake news detection

Model variant

Accuracy

F1 score

AUC

BERT Only

0.93

0.92

0.91

GNN Only

0.90

0.89

0.88

BERT + GNN (Concat)

0.96

0.95

0.95

BERT + GNN (Attention Fusion)

0.98

0.97

0.97

BERT-GNN (Proposed Method)

0.99

0.98

0.98

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