Enum VecMetric 

pub enum VecMetric {
    Cos,
    Ip,
    L2sq,
}

Distance metric for the vector index.

Variants

Cos

Cosine similarity (default; good for normalized embeddings).

Ip

Inner / dot product.

L2sq

Squared Euclidean (L2) distance.

Trait Implementations

impl Clone for VecMetric

fn clone(&self) -> VecMetric

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for VecMetric

impl Debug for VecMetric

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

Formats the value using the given formatter.

impl From<VecMetric> for MetricKind

fn from(m: VecMetric) -> Self

Converts to this type from the input type.

impl ValueEnum for VecMetric

fn value_variants<'a>() -> &'a [Self]

All possible argument values, in display order.

fn to_possible_value<'a>(&self) -> Option<PossibleValue>

The canonical argument value.

fn from_str(input: &str, ignore_case: bool) -> Result<Self, String>

Parse an argument into Self.