solarforecastarbiter.metrics.event.event_bias

solarforecastarbiter.metrics.event.event_bias(obs, fx)[source]

Event Bias (EBIAS).

\[\text{EBIAS} = (\text{TP} + \text{FP}) / (\text{TP} + \text{FN}) # NOQA\]
Parameters:
  • obs ((n,) array-like) – Observed event values (True=event, False=no event).
  • fx ((n,) array-like) – Forecasted event values (True=event, False=no event).
Returns:

ebias (float) – The EBIAS of the forecast.

Raises:

RuntimeError – If there is no forecast or observation timeseries data, or the forecast and observation timeseries data do not have the same length.