Semantic Query Expansion using Cluster Based Domain Ontologies.
Suruchi ChawlaPublished in: Int. J. Inf. Retr. Res. (2012)
Keyphrases
- query expansion
- domain ontology
- domain knowledge
- semantic information
- domain specific
- retrieval effectiveness
- semi automatic
- information retrieval systems
- language model
- semantic knowledge
- semantic search
- semantic annotation
- information retrieval
- relevance feedback
- pseudo relevance feedback
- text mining
- data sources
- text retrieval
- relevant documents
- query terms
- domain specific information
- biomedical information retrieval
- original query
- owl ontologies
- retrieval model
- domain experts
- data sets
- semantic relationships
- data mining
- general purpose
- automatic query expansion
- probabilistic model
- search engine