Merging Results by Using Predicted Retrieval Effectiveness.
Wen-Cheng LinHsin-Hsi ChenPublished in: CLEF (Working Notes) (2003)
Keyphrases
- retrieval effectiveness
- test collection
- information retrieval systems
- query expansion
- information retrieval
- retrieval model
- average precision
- relevant documents
- query terms
- retrieval process
- relevance feedback
- retrieval efficiency
- pseudo relevance feedback
- ranked retrieval
- query difficulty
- retrieval strategies
- relevance judgments
- retrieved documents
- merging algorithm
- language model
- trec test collections
- search terms
- term dependencies
- database
- recall oriented
- improvements in retrieval effectiveness