dice#
tiatoolbox
.utils
.metrics
.dice
- dice(gt_mask, pred_mask)[source]#
This function computes Sørensen–Dice coefficient, between the two masks.
\[DSC = 2 * |X ∩ Y| / |X| + |Y|\]- Parameters:
gt_mask (
numpy.ndarray
) – A binary ground truth maskpred_mask (
numpy.ndarray
) – A binary predicted mask
- Returns:
A dice overlap
- Return type: