Concept-Guided Query Expansion for Knowledge Management with Semi-Automatic Knowledge Capturing.
Sheng-Tun LiFu-Ching TsaiPublished in: J. Comput. Inf. Syst. (2009)
Keyphrases
- semi automatic
- query expansion
- knowledge management
- ontology construction
- domain ontology
- fully automatic
- retrieval effectiveness
- text retrieval
- information retrieval systems
- pseudo relevance feedback
- knowledge engineering
- language model
- improving search
- ontology engineering
- relevance feedback
- domain knowledge
- information retrieval
- ontology development
- retrieval model
- query terms
- semantic annotation
- automatic query expansion
- related concepts
- labor intensive
- landmark extraction
- semantic web
- software engineering
- information technology
- relevant documents
- original query
- ranked retrieval
- knowledge base
- relevance model
- ontology mapping
- knowledge acquisition
- initial query
- natural language
- query disambiguation
- trec genomics track
- retrieved documents
- query processing