prevision_quantum_nn.models.utilities.losses

losses module

Module Contents

Functions

square_loss(labels, predictions)

Square loss.

cross_entropy(labels, predictions)

Categorical cross entropy loss function

prevision_quantum_nn.models.utilities.losses.square_loss(labels, predictions)

Square loss.

Parameters
  • labels (array[float]) – 1-d array of labels

  • predictions (array[float]) – 1-d array of predictions

Returns

square loss

Return type

float

prevision_quantum_nn.models.utilities.losses.cross_entropy(labels, predictions)

Categorical cross entropy loss function

Parameters
  • labels (array[float]) – 1-d array of labels

  • predictions (array[float]) – 1-d array of predictions

Returns

cross entropy

Return type

float