# `regression_metrics` — n4m.metrics.scoring.regression_metrics

_Namespace_: **`n4m.metrics.scoring`** · _Fully-qualified_: `n4m.metrics.scoring.regression_metrics` · _Catalog id_: `diagnostics.regression_metrics`

_C ABI symbols_ (ABI 2.0): `n4m_metrics_regression_metrics_bias` · `n4m_metrics_regression_metrics_mae` · `n4m_metrics_regression_metrics_nrmse` · `n4m_metrics_regression_metrics_r2` · `n4m_metrics_regression_metrics_rmse` · `n4m_metrics_regression_metrics_rpd` · `n4m_metrics_regression_metrics_rpiq` · `n4m_metrics_regression_metrics_sep`

Auto-discovered from source tree in M2. Refine in subsequent phases (fixtures, references, bindings, publications).


_See also_: [methods index](index.md).