On Collection Size and Retrieval Effectiveness.
David HawkingStephen E. RobertsonPublished in: Inf. Retr. (2003)
Keyphrases
- retrieval effectiveness
- test collection
- information retrieval systems
- query expansion
- trec collections
- collection selection
- document collections
- information retrieval
- relevant documents
- retrieval model
- average precision
- pseudo relevance feedback
- query terms
- retrieval process
- relevance feedback
- relevance judgments
- retrieval strategies
- databases
- retrieval efficiency
- automatic query expansion
- term dependencies
- document retrieval
- language modeling
- trec test collections
- partial replication
- retrieved documents
- patent retrieval
- database
- recall oriented
- ranked retrieval
- query performance prediction
- retrieval systems
- language model
- machine learning
- data sets