Table 3 Original and augmented dataset distribution.
From: Detection and classification of brain tumor using a hybrid learning model in CT scan images
Tumor category | Training data before augmentation | Training data after augmentation |
|---|---|---|
Glioma | 161 | 483 |
Meningioma | 189 | 567 |
Pituitary | 147 | 441 |
Normal | 475 | 475 |
Total | 972 | 1966 |