Struct IvfflatIndex 

pub struct IvfflatIndex { /* private fields */ }

IVF index with brute-force scoring inside selected clusters.

Implementations

impl IvfflatIndex

pub fn new(nlist: usize, nprobe: usize) -> Self

pub fn with_metric(self, metric: DistanceMetric) -> Self

Trait Implementations

impl Index for IvfflatIndex

fn add(&self, document: Document)

Add a document to the index.

fn remove(&self, id: &str) -> bool

Remove a document from the index by ID.

fn search(&self, query: &[f32], top_k: usize) -> Vec<Similarity>

Search for the top-k most similar documents to the query vector.

fn clear(&self)

Clear all documents from the index.

fn len(&self) -> usize

Return the number of indexed documents.

fn dimension(&self) -> Option<usize>

Return the expected vector dimension, if known.

fn metric(&self) -> DistanceMetric

Return the distance metric used by this index.

fn search_batch( &self, queries: &[Vec<f32>], top_k: usize, ) -> Vec<Vec<Similarity>>

Batch search: find top-k for each query vector.

fn is_empty(&self) -> bool

Return true if the index is empty.