SMPLX/transfer_model/utils/metrics.py

# -*- coding: utf-8 -*-

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# Copyright©2020 Max-Planck-Gesellschaft zur Förderung
# der Wissenschaften e.V. (MPG). acting on behalf of its Max Planck Institute
# for Intelligent Systems. All rights reserved.
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# Contact: Vassilis Choutas, [email protected]

import numpy as np
import torch


def v2v(x, y):
    if torch.is_tensor(x):
        return (x - y).pow(2).sum(dim=-1).sqrt().mean()
    else:
        return np.sqrt(np.power(x - y, 2)).sum(axis=-1).mean()