Table 1.
Pattern | Training Set | Development Set | Test Set | Total | ||
---|---|---|---|---|---|---|
WSI | Crops | WSI | Patches | WSI | WSI | |
Lepidic | 99 | 515 | 17 | 58 | 64 | 180 |
Acinar | 115 | 692 | 23 | 269 | 82 | 220 |
Papillary | 9 | 44 | 3 | 65 | 5 | 17 |
Micropapillary | 41 | 412 | 9 | 50 | 22 | 72 |
Solid | 68 | 425 | 9 | 400 | 54 | 131 |
Benign | — | 2073 | — | 226 | — | — |
Total | 245 | 4161 | 34 | 1068 | 143 | 422 |
WSI denotes whole slide image. Crops are variable length and width and annotated by pathologists, while patches are square and of fixed size, obtained from sliding a window over crops. The class distribution for WSI’s in our test set are the average of the labels from three pathologists.