Created
August 26, 2013 08:08
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| dot = (target[:, :, 3:7] * prediction[:, :, 6:10]).sum(axis=2).dimshuffle(0, 1, 'x') | |
| dot = T.clip(dot, -.99, .99) | |
| angle_loss = T.arccos(dot) | |
| return residuals ** 2 + c * angle_loss |
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