QueryExpander

oxirs_vec::hybrid_search::query_expansion

Struct QueryExpander

pub struct QueryExpander { /* private fields */ }

Expand description

Query expander for improving recall

Implementations§

impl QueryExpander

pub fn new(max_expanded_terms: usize) -> Self

Create a new query expander

pub fn add_synonyms(&mut self, term: &str, synonyms: Vec<String>)

Add synonyms for a term

pub fn expand(&self, query: &str) -> Vec<String>

Expand a query with synonyms

pub fn expand_with_cooccurrence( &self, query: &str, cooccurrence_map: &HashMap<String, Vec<(String, f32)>>, threshold: f32, ) -> Vec<String>

Expand with co-occurrence based expansion

pub fn synonym_count(&self) -> usize

Get synonym count

Trait Implementations§

impl Default for QueryExpander

fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

impl Freeze for QueryExpander

impl RefUnwindSafe for QueryExpander

impl Send for QueryExpander

impl Sync for QueryExpander

impl Unpin for QueryExpander

impl UnwindSafe for QueryExpander

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

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