Update train_hopenet.py

Nataniel Ruiz

2018-02-25 1a3aa424e79d2e73eebdf0d503658588ced08305

Update train_hopenet.py

 code/train_hopenet.py

@@ -184,7 +184,7 @@
            loss_roll += alpha * loss_reg_roll

            loss_seq = [loss_yaw, loss_pitch, loss_roll]
            grad_seq = [torch.Tensor(1).cuda(gpu) for _ in range(len(loss_seq))]
            grad_seq = [torch.ones(1).cuda(gpu) for _ in range(len(loss_seq))]
            optimizer.zero_grad()
            torch.autograd.backward(loss_seq, grad_seq)
            optimizer.step()