This commit is contained in:
Glenn Jocher 2019-11-23 13:23:38 -10:00
parent 46161ed94d
commit 6c6aa483d7
1 changed files with 1 additions and 1 deletions

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@ -339,7 +339,7 @@ def compute_loss(p, targets, model): # predictions, targets, model
# GIoU # GIoU
pxy = torch.sigmoid(ps[:, 0:2]) # pxy = pxy * s - (s - 1) / 2, s = 1.5 (scale_xy) pxy = torch.sigmoid(ps[:, 0:2]) # pxy = pxy * s - (s - 1) / 2, s = 1.5 (scale_xy)
pbox = torch.cat((pxy, torch.exp(ps[:, 2:4]) * anchor_vec[i]), 1) # predicted box pbox = torch.cat((pxy, torch.exp(ps[:, 2:4]).clamp(max=1E2) * anchor_vec[i]), 1) # predicted box
giou = bbox_iou(pbox.t(), tbox[i], x1y1x2y2=False, GIoU=True) # giou computation giou = bbox_iou(pbox.t(), tbox[i], x1y1x2y2=False, GIoU=True) # giou computation
lbox += (1.0 - giou).mean() # giou loss lbox += (1.0 - giou).mean() # giou loss