Struct PQConfig 

pub struct PQConfig {
    pub dimension: usize,
    pub num_subvectors: usize,
    pub subvec_dim: usize,
    pub num_centroids: usize,
    pub kmeans_iterations: usize,
}

Product Quantization configuration

Fields

dimension: usize

Total vector dimension (e.g., 384 for MiniLM, 768 for CLIP)

num_subvectors: usize

Number of subvectors (dimension / subvec_dim)

subvec_dim: usize

Dimension of each subvector

num_centroids: usize

Number of centroids per subspace (default 256)

kmeans_iterations: usize

Number of k-means iterations for training

Implementations

impl PQConfig

pub fn for_dimension(dimension: usize) -> Self

Create PQ config for a given vector dimension

pub fn minilm() -> Self

Create config for MiniLM embeddings (384 dims)

pub fn clip() -> Self

Create config for CLIP embeddings (768 dims)

Trait Implementations

impl Clone for PQConfig

fn clone(&self) -> PQConfig

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PQConfig

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for PQConfig

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for PQConfig

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.