Loss functions
binary_cross_entropy
poisson_nll_loss
cosine_embedding_loss
cross_entropy
hinge_embedding_loss
kl_div
l1_loss
mse_loss
margin_ranking_loss
multilabel_margin_loss
multilabel_soft_margin_loss
multi_margin_loss
nll_loss
binary_cross_entropy_with_logits
smooth_l1_loss
soft_margin_loss
triplet_margin_loss