pysteps.verification.ensscores.rankhist_init

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pysteps.verification.ensscores.rankhist_init#

pysteps.verification.ensscores.rankhist_init(num_ens_members, X_min=None)#

Initialize a rank histogram object.

Parameters:

  • num_ens_members (int) – Number ensemble members in the forecasts to accumulate into the rank histogram.

  • X_min ({float,None}) – Threshold for minimum intensity. Forecast-observation pairs, where all ensemble members and verifying observations are below X_min, are not counted in the rank histogram. If set to None, thresholding is not used.

Returns:

out – The rank histogram object.

Return type:

dict

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