A Multi-Index Generative Adversarial Network for Tool Wear Detection with Imbalanced Data

Table 3

The mean and standard deviation of the scores.

Types	Mean	Standard deviation
Scores of normal signals	−129.47	39.61
Scores of abnormal signals	−88.08	54.83
Scores of similar signals	−78.30	24.62
Scores of dissimilar signals	−49.11	29.41