Australian Water Information Dictionary

skill score

A statistical score used to assess the relative performance (skill) of a model against a reference forecast (e.g. climatology).

Skill Score =(Smod - Sref) / (Sperf - Sref)

Where

Smod = Score for the model forecast

Sref = Score for a reference forecast, e.g. climatology

Sperf = Score for a perfect forecast, usually 0 or 1

This definition applies to: