climpred.metrics._pearson_r_p_value

climpred.metrics._pearson_r_p_value(forecast, verif, dim=None, **metric_kwargs)[source]

Probability that forecast and verification data are linearly uncorrelated.

Two-tailed p value associated with the Pearson product-moment correlation coefficient (pearson_r), assuming that all samples are independent. Use pearson_r_eff_p_value to account for autocorrelation in the forecast and verification data.

Parameters
  • forecast (xarray object) – Forecast.

  • verif (xarray object) – Verification data.

  • dim (str) – Dimension(s) to perform metric over.

  • metric_kwargs (dict) – see xskillscore.pearson_r_p_value

Details:

minimum

0.0

maximum

1.0

perfect

1.0

orientation

negative