Query Expansion/Reduction and its Impact on Retrieval Effectiveness.
X. Allan LuRobert B. KeeferPublished in: TREC (1994)
Keyphrases
- retrieval effectiveness
- query expansion
- information retrieval systems
- pseudo relevance feedback
- information retrieval
- relevant documents
- retrieval model
- text retrieval
- language modeling
- retrieved documents
- relevance feedback
- ad hoc retrieval
- average precision
- language model
- retrieval process
- query terms
- automatic query expansion
- ranked retrieval
- patent retrieval
- relevance judgments
- original query
- query difficulty
- test collection
- expansion terms
- retrieval strategies
- search terms
- trec collections
- term dependencies
- short queries
- query performance prediction
- query translation