solarforecastarbiter.metrics.deterministic.pearson_correlation_coeff

solarforecastarbiter.metrics.deterministic.pearson_correlation_coeff(y_true, y_pred)

Pearson correlation coefficient (r).

Parameters:

• y_true (array-like) – True values.
• y_pred (array-like) – Predicted values.

Returns:

r (float) – The correlation coefficient (r [-]) between the true and predicted values.