Pseudo-Relevance Feedback for CLEF-CHiC Adhoc.
Ray R. LarsonPublished in: CLEF (Working Notes) (2013)
Keyphrases
- pseudo relevance feedback
- query expansion
- ad hoc retrieval
- document level
- retrieval effectiveness
- language model
- information retrieval systems
- passage retrieval
- information retrieval
- relevance feedback
- relevant documents
- retrieved documents
- relevance model
- retrieval model
- text retrieval
- automatic query expansion
- document retrieval
- test collection
- language modeling
- original query
- query terms
- short queries
- xml retrieval
- pseudo feedback
- interactive query expansion
- query translation
- co occurrence
- query specific
- cross language
- question answering
- probabilistic model