pub trait AnalyticsRelationMetaClassificationExt: Sealed {
// Required methods
fn add_one_cls_mtd(
&mut self,
confidence_level: f32,
class_quark: Quark,
) -> Result<AnalyticsMtdRef<'_, AnalyticsClassificationMtd>, BoolError>;
fn add_cls_mtd(
&mut self,
confidence_levels: &[f32],
class_quarks: &[Quark],
) -> Result<AnalyticsMtdRef<'_, AnalyticsClassificationMtd>, BoolError>;
}