cross_validation_metric

Choice of error metric to satisfy

Specification

  • Alias: None

  • Arguments: STRING

  • Default: root-mean-squared error

Child Keywords:

Required/Optional

Description of Group

Dakota Keyword

Dakota Keyword Description

Optional

folds

Number of cross validation folds

Description

The cross-validation score that the auto-refinement routine seeks to satisfy is based on an error metric. Any of the surrogate diagnostic metrics may be used. These include:

  • root_mean_squared

  • mean_abs

  • rsquared

  • sum_squared

  • mean_squared

  • sum_abs

  • max_abs

Default Behavior The default metric is the the root mean squared error (‘root_mean_squared’).