A conceptual representation of documents and queries for information retrieval systems by using light ontologies.
Mauro DragoniCélia da Costa PereiraAndrea TettamanziPublished in: Expert Syst. Appl. (2012)
Keyphrases
- information retrieval systems
- conceptual representation
- user queries
- retrieval systems
- query terms
- search queries
- inverted file
- document collections
- relevant documents
- documents retrieved
- structured documents
- query expansion methods
- collection selection
- information retrieval
- query expansion
- text retrieval systems
- retrieval model
- retrieval quality
- retrieve documents
- document indexing
- retrieval effectiveness
- relevance feedback
- query processing
- retrieved documents
- original query
- natural language
- semantic interpretation
- ad hoc retrieval
- retrieval engine
- database
- knowledge base
- relevance assessments
- xml retrieval
- query language
- text retrieval
- trec collections
- knowledge representation
- data mining
- domain specific
- question answering systems
- document retrieval