Knowledge-Based Query Expansion in Real-Time Microblog Search.
Chao LvRunwei QiangFeifan FanJianwu YangPublished in: AIRS (2015)
Keyphrases
- query expansion
- post retrieval
- improving search
- original query
- ranked retrieval
- interactive query expansion
- information retrieval systems
- automatic query expansion
- information retrieval
- personalized web search
- retrieval effectiveness
- vocabulary mismatch
- query specific
- language modeling
- ranking scheme
- pseudo relevance feedback
- query expansion methods
- initial query
- retrieval model
- relevant documents
- query disambiguation
- patent search
- relevance feedback
- language model
- ad hoc retrieval
- implicit relevance feedback
- search queries
- text retrieval
- query formulation
- query terms
- document ranking
- retrieved documents
- biomedical information retrieval
- short queries
- keywords
- trec genomics track
- document level
- relevance model
- user queries
- search engine
- query topic
- search terms
- information seeking
- test collection