Query Expansion based on Concept Clique for Markov Network Information Retrieval Model.
Lixin GanShengqian WangMingwen WangZhihua XieLin ZhangZhenghua ShuPublished in: FSKD (5) (2008)
Keyphrases
- query expansion
- retrieval model
- information retrieval systems
- retrieval effectiveness
- language modeling
- language model
- information retrieval
- text retrieval
- pseudo relevance feedback
- passage retrieval
- relevance feedback
- document retrieval
- markov networks
- machine learning
- relevance model
- vector space
- search engine
- query terms
- document collections
- graphical models
- knn
- feature selection
- data sets
- term dependencies