Complex Query Expansion Based on Weighted Shortest Path Length in Key Term Concurrence Network.
Hua YangMingyao ZhangDonghong JiGuozheng XiaoPublished in: CLSW (2013)
Keyphrases
- query expansion
- expansion terms
- query terms
- web corpora
- information retrieval systems
- pseudo relevance feedback
- language modeling
- term selection
- language model
- information retrieval
- retrieval effectiveness
- relevant documents
- relevance model
- retrieval model
- text retrieval
- relevance feedback
- automatic query expansion
- term mismatch
- probabilistic retrieval model
- ad hoc retrieval
- retrieved documents
- improving search
- trec genomics track
- initial query
- biomedical information retrieval
- language modeling framework
- interactive query expansion
- ranked retrieval
- original query
- model for information retrieval
- document ranking
- query disambiguation
- query specific
- document retrieval
- vocabulary mismatch
- term weighting
- query translation