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