xskillscore.Contingency.heidke_score

Contingency.heidke_score()

Returns the Heidke skill score(s) for a contingency table with K categories

\[HSS = \frac{\frac{1}{N}\sum_{i=1}^{K}n(F_i, O_i) - \frac{1}{N^2}\sum_{i=1}^{K}N(F_i)N(O_i)} {1 - \frac{1}{N^2}\sum_{i=1}^{K}N(F_i)N(O_i)}\]
Returns

An array containing the Heidke score(s)

Return type

xarray.Dataset or xarray.DataArray

References

https://www.cawcr.gov.au/projects/verification/#Contingency_table