Numerical stability fix for Albumentations (#3958)

utils/datasets.py

@@ -550,7 +550,7 @@ class LoadImagesAndLabels(Dataset):  # for training/testing
 
         nl = len(labels)  # number of labels
         if nl:
-            labels[:, 1:5] = xyxy2xywhn(labels[:, 1:5], w=img.shape[1], h=img.shape[0])  # xyxy to xywh normalized
+            labels[:, 1:5] = xyxy2xywhn(labels[:, 1:5], w=img.shape[1], h=img.shape[0], clip=True, eps=1E-3)
 
         if self.augment:
             # Albumentations