Table 3 The performance of different \(\alpha\) parameter in the datasets
Model | Amazon Reviews | Chrome Reviews | ||||
|---|---|---|---|---|---|---|
\(\alpha = 0.25\) | \(\alpha = 0.5\) | \(\alpha = 0.75\) | \(\alpha = 0.25\) | \(\alpha = 0.5\) | \(\alpha = 0.75\) | |
Bert-Focal Loss \(Accuracy(\%)\) | 91.85 | 91.23 | 92.76 | 92.60 | 92.19 | 93.35 |