Enum Leaf 

pub enum Leaf<'a> {
    ClassCounts(&'a [usize]),
    Indices(&'a [usize]),
}

A leaf, as a custom loss sees it.

Variants

ClassCounts(&'a [usize])

The number of instances of each class.

Indices(&'a [usize])

The ids of the instances.

Trait Implementations

impl<'a> Clone for Leaf<'a>

fn clone(&self) -> Leaf<'a>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Copy for Leaf<'a>

impl<'a> Debug for Leaf<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.