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Add HUB-SDK Docs reference section (#7781)

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Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>
Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
Co-authored-by: Ayush Chaurasia <ayush.chaurarsia@gmail.com>
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Glenn Jocher 2024-01-27 00:21:31 +01:00 • committed by GitHub
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9
ultralytics/utils/loss.py
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@ -87,8 +87,12 @@ class BboxLoss(nn.Module):
@staticmethod
def _df_loss(pred_dist, target):
"""Return sum of left and right DFL losses."""
# Distribution Focal Loss (DFL) proposed in Generalized Focal Loss https://ieeexplore.ieee.org/document/9792391
"""
Return sum of left and right DFL losses.
Distribution Focal Loss (DFL) proposed in Generalized Focal Loss
https://ieeexplore.ieee.org/document/9792391
"""
tl = target.long() # target left
tr = tl + 1 # target right
wl = tr - target # weight left
@ -696,6 +700,7 @@ class v8OBBLoss(v8DetectionLoss):
anchor_points (torch.Tensor): Anchor points, (h*w, 2).
pred_dist (torch.Tensor): Predicted rotated distance, (bs, h*w, 4).
pred_angle (torch.Tensor): Predicted angle, (bs, h*w, 1).
Returns:
(torch.Tensor): Predicted rotated bounding boxes with angles, (bs, h*w, 5).
"""