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137805f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | import torch.nn as nn
from monai.metrics import DiceMetric, SurfaceDiceMetric
from utils.HausdorffDistance import HausdorffDistanceMetric
class SegmentMetrics(nn.Module):
def __init__(self, metric_name=["dsc"]):
super().__init__()
metric_dict = {}
for name in metric_name:
if name == "dsc":
metric_dict[name] = DiceMetric()
elif name == "nsd":
metric_dict[name] = SurfaceDiceMetric(class_thresholds=[2])
elif name == "hd":
metric_dict[name] = HausdorffDistanceMetric(percentile=95.)
self.metrics = metric_dict
def forward(self, pred, target):
results = {}
for name, metric in self.metrics.items():
results[name] = metric(pred, target).squeeze(1)
return results |