A linguistically driven framework for query expansion via grammatical constituent highlighting and role-based concept weighting.
Bhawani SelvaretnamMohammed BelkhatirPublished in: Inf. Process. Manag. (2016)
Keyphrases
- query expansion
- information retrieval systems
- information retrieval
- language model
- relevant documents
- retrieval effectiveness
- language modeling
- probabilistic model
- text retrieval
- relevance feedback
- biomedical information retrieval
- pseudo relevance feedback
- retrieved documents
- ranking scheme
- model for information retrieval
- trec genomics track
- improving search
- retrieval model
- natural language