Table 8.

The classification results of CNN and attention-based LSTM using Leaky ReLU on the original drill dataset.

	Precision	Recall	F1-score	No.
Anomaly	0.83	0.95	0.89	21
Normal	0.94	0.81	0.87	21
Accuracy			0.88	42
Macro avg	0.89	0.88	0.88	42
Weighted avg	0.89	0.88	0.88	42

No. indicates the number of samples.