Event-Based Hyperspace Analogue to Language for Query Expansion.
Tingxu YanTamsin MaxwellDawei SongYuexian HouPeng ZhangPublished in: ACL (2) (2010)
Keyphrases
- query expansion
- information retrieval systems
- retrieval effectiveness
- language model
- information retrieval
- pseudo relevance feedback
- relevance feedback
- text retrieval
- improving search
- language modeling
- relevant documents
- retrieval model
- automatic query expansion
- ad hoc retrieval
- ranked retrieval
- retrieved documents
- natural language
- original query
- trec genomics track
- query specific
- initial query
- query translation
- ranking scheme
- query terms
- query disambiguation
- machine learning
- interactive query expansion
- probabilistic retrieval model