Struct HnswIndex 

pub struct HnswIndex { /* private fields */ }

HNSW index wrapper

Implementations

impl HnswIndex

pub fn new( dimensions: usize, metric: DistanceMetric, config: HnswConfig, ) -> Result<Self>

Create a new HNSW index

pub fn config(&self) -> &HnswConfig

Get configuration

pub fn set_ef_search(&mut self, _ef_search: usize)

Set efSearch parameter for query-time accuracy tuning

pub fn serialize(&self) -> Result<Vec<u8>>

Serialize the index to bytes using bincode

pub fn deserialize(bytes: &[u8]) -> Result<Self>

Deserialize the index from bytes using bincode

pub fn search_with_ef( &self, query: &[f32], k: usize, ef_search: usize, ) -> Result<Vec<SearchResult>>

Search with custom efSearch parameter

Trait Implementations

impl VectorIndex for HnswIndex

fn add(&mut self, id: VectorId, vector: Vec<f32>) -> Result<()>

Add a vector to the index

fn add_batch(&mut self, entries: Vec<(VectorId, Vec<f32>)>) -> Result<()>

Add multiple vectors in batch

fn search(&self, query: &[f32], k: usize) -> Result<Vec<SearchResult>>

Search for k nearest neighbors

fn remove(&mut self, id: &VectorId) -> Result<bool>

Remove a vector from the index

fn len(&self) -> usize

Get the number of vectors in the index

fn is_empty(&self) -> bool

Check if the index is empty