jaxopt.loss.multiclass_sparsemax_loss
- jaxopt.loss.multiclass_sparsemax_loss(label, scores)[source]
Multiclass sparsemax loss.
- Parameters
label (
int) – ground-truth integer label, between 0 and n_classes - 1.scores (
Array) – scores produced by the model, shape = (n_classes, ).
- Return type
float- Returns
loss value
References
From Softmax to Sparsemax: A Sparse Model of Attention and Multi-Label Classification. André F. T. Martins, Ramón Fernandez Astudillo. ICML 2016.