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Update seg_to_regions.py #4

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2 changes: 1 addition & 1 deletion batchgeneratorsv2/transforms/utils/seg_to_regions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ def _apply_to_segmentation(self, segmentation: torch.Tensor, **params) -> torch.
if len(region_labels) == 1:
region_output[region_id] = segmentation[self.channel_in_seg] == region_labels
else:
region_output[region_id] = torch.isin(segmentation[self.channel_in_seg], region_labels)
region_output[region_id] = torch.isin(segmentation[self.channel_in_seg], torch.tensor(region_labels).to(segmentation.dtype))
# we return bool here and leave it to the loss function to cast it to whatever it needs. Transferring bool to
# device followed by cast on device should be faster than having fp32 here and transferring that
return region_output
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