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Fix: JaccardIndex multi-label compute #1125

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merged 4 commits into from
Jul 10, 2022
Merged

Fix: JaccardIndex multi-label compute #1125

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5de337a
Fix multi-label error
KeVoyer1 Jul 4, 2022
173ed11
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jul 4, 2022
4ec96ea
Merge branch 'master' into patch-1
Borda Jul 10, 2022
862ef09
chlog
Borda Jul 10, 2022
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29 changes: 22 additions & 7 deletions src/torchmetrics/classification/jaccard.py
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Expand Up @@ -104,10 +104,25 @@ def __init__(

def compute(self) -> Tensor:
"""Computes intersection over union (IoU)"""
return _jaccard_from_confmat(
self.confmat,
self.num_classes,
self.average,
self.ignore_index,
self.absent_score,
)

if self.multilabel:
return torch.stack(
[
_jaccard_from_confmat(
confmat,
2,
self.average,
self.ignore_index,
self.absent_score,
)[1]
for confmat in self.confmat
]
)
else:
return _jaccard_from_confmat(
self.confmat,
self.num_classes,
self.average,
self.ignore_index,
self.absent_score,
)