A unit core quality-control refusal, retaining its core variant as kind.
Summary
Types
@type kind() ::
:invalid_elevation
| :missing_cn0
| :invalid_parameter
| :invalid_reliability_parameter
| :invalid_probability
| :invalid_system_count
| :invalid_dof
| :invalid_weight
| :invalid_residuals
| :invalid_design
| :singular_geometry
| :missing_variances
| :invalid_variance