表 2. The results of ablation experiment.

消融实验结果

网络结构	频域特征	空域特征	Acc	Sen	Spe
BiLSTM-SA	PSD、DE	CC、NE	81.09%	83.24%	82.38%
2D-CNN-SA	PSD、DE	CC、NE	86.09%	85.69%	86.15%
2D-CNN-BiLSTM	PSD、DE	CC、NE	88.95%	87.56%	86.12%
2D-CNN-BiLSTM-SA	PSD、DE	—	86.37%	86.31%	86.51%
2D-CNN-BiLSTM-SA	—	CC、NE	89.56%	89.72%	86.30%
2D-CNN-BiLSTM-SA	PSD、DE	CC、NE	94.74%	94.33%	90.77%