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Refactor/reduce G/C/D/IoU if: else statements #6087

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Dec 30, 2021
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Refactor/reduce G/C/D/IoU if: else statements #6087

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4541c41
Refactor the code to reduece else
cg0147 Dec 24, 2021
c47cb73
Update metrics.py
glenn-jocher Dec 30, 2021
e8034af
Cleanup
glenn-jocher Dec 30, 2021
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12 changes: 4 additions & 8 deletions utils/metrics.py
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Expand Up @@ -234,14 +234,10 @@ def bbox_iou(box1, box2, x1y1x2y2=True, GIoU=False, DIoU=False, CIoU=False, eps=
with torch.no_grad():
alpha = v / (v - iou + (1 + eps))
return iou - (rho2 / c2 + v * alpha) # CIoU
else:
return iou - rho2 / c2 # DIoU
else: # GIoU https://arxiv.org/pdf/1902.09630.pdf
c_area = cw * ch + eps # convex area
return iou - (c_area - union) / c_area # GIoU
else:
return iou # IoU

return iou - rho2 / c2 # DIoU
c_area = cw * ch + eps # convex area
return iou - (c_area - union) / c_area # GIoU https://arxiv.org/pdf/1902.09630.pdf
return iou # IoU

def box_iou(box1, box2):
# https://github.com/pytorch/vision/blob/master/torchvision/ops/boxes.py
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