solarforecastarbiter.metrics.event.probability_of_false_detection¶
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solarforecastarbiter.metrics.event.
probability_of_false_detection
(obs, fx)[source]¶ Probability of False Detection (POFD).
\[\text{POFD} = \text{FP} / (\text{FP} + \text{TN})\]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: pofd (float) – The POFD 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.