Query expansion
Query expansion: Enriching a query with terms or reformulations to increase retrieval coverage. Synonyms, linguistic analysis and generative models can retrieve useful variants but can also shift intent. Expansions must be constrained and evaluated for precision and recall. Examples include Adding controlled synonyms, Multiple reformulations, Expanding abbreviations.
In italiano: Query ExpansionLegge I · Embedding, feature e spazi vettorialiSynonyms, linguistic analysis and generative models can retrieve useful variants but can also shift intent. Expansions must be constrained and evaluated for precision and recall.
Examples
- Adding controlled synonyms
- Multiple reformulations
- Expanding abbreviations