C++ (Cpp) fann_update_weights_batch Exemples

Exemple #1

Fichier : regression.c Projet : DontLookAtMe/fann-mrnn

float train_epoch_debug(struct fann *ann, struct fann_train_data* data, unsigned int iter)
{
	unsigned int i;
#if VERBOSE>=2
	static unsigned int j=0;
#endif

#if ! MIMO_FANN
	if (ann->prev_train_slopes==NULL)
		fann_clear_train_arrays(ann);
#endif

	fann_reset_MSE(ann);

	for(i = 0; i < data->num_data; i++)
	{
		fann_run(ann, data->input[i]);
		fann_compute_MSE(ann, data->output[i]);
		fann_backpropagate_MSE(ann);
#if ! MIMO_FANN
		fann_update_slopes_batch(ann, ann->first_layer + 1, ann->last_layer - 1);
#endif

#if VERBOSE>=3
		printf("   ** %d:%d **-AFTER-DELTAS UPDATE-----------------------------------\n", iter, i);
		print_deltas(ann, j++);
#endif

	}
#if VERBOSE>=2
	printf("   ** %d **-BEFORE-WEIGHTS-UPDATE------------------------------------\n", iter);
	print_deltas(ann, j++);
#endif

#if ! MIMO_FANN
#if USE_RPROP
	fann_update_weights_irpropm(ann, 0, ann->total_connections);
#else
	fann_update_weights_batch(ann, data->num_data, 0, ann->total_connections);
#endif
#else /* MIMO_FANN */
	fann_update_weights(ann);
#endif

#if VERBOSE>=1
	printf("   ** %d **-AFTER-WEIGHTS-UPDATE-------------------------------------\n", iter);
	print_deltas(ann, j++);
#endif

	return fann_get_MSE(ann);
}

Exemple #2

Fichier : fann_train_data.c Projet : Envek/fann

/*
 * Internal train function 
 */
float fann_train_epoch_batch(struct fann *ann, struct fann_train_data *data)
{
	unsigned int i;

	fann_reset_MSE(ann);

	for(i = 0; i < data->num_data; i++)
	{
		fann_run(ann, data->input[i]);
		fann_compute_MSE(ann, data->output[i]);
		fann_backpropagate_MSE(ann);
		fann_update_slopes_batch(ann, ann->first_layer + 1, ann->last_layer - 1);
	}

	fann_update_weights_batch(ann, data->num_data, 0, ann->total_connections);

	return fann_get_MSE(ann);
}