Semantic Thesaurus for Automatic Expanded Query in Information Retrieval.
Marco GonzálezVera Lúcia Strube de LimaPublished in: SPIRE (2001)
Keyphrases
- information retrieval
- query expansion
- information retrieval systems
- query terms
- relevance feedback
- retrieval systems
- semantic query
- latent semantic
- database
- retrieval process
- query refinement
- query processing
- user queries
- automatic indexing
- term selection
- document collections
- semantically related
- retrieval effectiveness
- semantically similar
- domain specific
- semantically equivalent
- keywords
- semi automatic
- semantic search
- automatic query expansion
- boolean queries
- information extraction
- concept space
- search engine
- language model
- retrieval model
- document corpus
- semantic network
- language modeling
- data sources
- response time
- semantic information
- semantic web
- controlled vocabulary
- effective retrieval
- query expansion methods
- document space
- related concepts
- text retrieval
- relevant documents
- test collection
- text mining
- natural language processing
- natural language
- ad hoc retrieval
- semantic gap
- vector space model
- low level features
- distributed information retrieval
- range queries
- document relevance
- document retrieval
- question answering