An Empirical Comparison of Statistical Term Association Graphs with DBpedia and ConceptNet for Query Expansion.
Rajul AnandAlexander KotovPublished in: FIRE (2015)
Keyphrases
- query expansion
- expansion terms
- automatic query expansion
- query terms
- web corpora
- term selection
- information retrieval systems
- pseudo relevance feedback
- term mismatch
- probabilistic retrieval model
- retrieval effectiveness
- relevance feedback
- language model
- initial query
- relevant documents
- language modeling
- text retrieval
- ad hoc retrieval
- information retrieval
- trec genomics track
- relevance model
- language modeling framework
- original query
- spreading activation
- pseudo feedback
- query translation
- retrieved documents
- term frequency
- web resources
- improving search
- ranked retrieval
- linked data
- retrieval model
- query disambiguation
- image retrieval
- passage retrieval
- text categorization
- learning algorithm