Query Expansion Based on Equi-Width and Equi-Frequency Partition.
Rekha VaidyanathanSujoy DasNamita SrivastavaPublished in: FIRE (2011)
Keyphrases
- query expansion
- language model
- information retrieval systems
- retrieval effectiveness
- pseudo relevance feedback
- information retrieval
- relevance feedback
- text retrieval
- language modeling
- improving search
- query disambiguation
- relevant documents
- retrieval model
- original query
- ad hoc retrieval
- query translation
- ranked retrieval
- initial query
- query expansion methods
- trec genomics track
- relevance model
- query terms
- co occurrence
- automatic query expansion
- retrieved documents
- term selection
- image retrieval
- web corpora
- bayesian networks
- learning algorithm