File "/home/gem/utils/loss_OTA.py", line 291, in __call__
tobj[b, a, gj, gi] = (1.0 - self.gr) + self.gr * iou.detach().clamp(0).type(tobj.dtype) # iou ratio
RuntimeError: shape mismatch: value tensor of shape [57, 1] cannot be broadcast to indexing result of shape [57]