Natural language technology and query expansion: issues, state-of-the-art and perspectives.
Bhawani SelvaretnamMohammed BelkhatirPublished in: J. Intell. Inf. Syst. (2012)
Keyphrases
- query expansion
- natural language
- information retrieval systems
- retrieval effectiveness
- information retrieval
- language modeling
- language model
- pseudo relevance feedback
- relevance feedback
- improving search
- relevant documents
- text retrieval
- query terms
- automatic query expansion
- query translation
- retrieved documents
- ad hoc retrieval
- machine learning
- retrieval model
- original query
- web corpora
- biomedical information retrieval
- model for information retrieval
- trec genomics track
- query specific
- ranking scheme
- biomedical literature
- search engine
- bayesian networks
- active learning