Exploration of Term Dependence in Sentence Retrieval.
Keke CaiJiajun BuChun ChenKangmiao LiuPublished in: ACL (2007)
Keyphrases
- sentence retrieval
- term dependence
- retrieval model
- language modeling
- test collection
- information retrieval systems
- language model
- question answering
- document retrieval
- query expansion
- retrieval systems
- term dependencies
- retrieval effectiveness
- novelty detection
- information retrieval
- vector space model
- vector space
- relevance feedback
- information filtering
- tf idf
- term frequency
- user queries
- relevant documents
- passage retrieval
- probabilistic model
- similarity measure