.. _model-surrogate-global-correction-zeroth_order: """""""""""" zeroth_order """""""""""" Specify that truth values must be matched. .. toctree:: :hidden: :maxdepth: 1 **Specification** - *Alias:* None - *Arguments:* None **Description** The correction specification specifies that the approximation will be corrected to match truth data. The keyword ``zeroth_order`` matching ensures that truth values are matched.