Handling document expressions for capturing conceptual query-document relations.
Makoto NakashimaTetsuro ItoPublished in: Systems and Computers in Japan (2007)
Keyphrases
- retrieval systems
- user queries
- database
- keywords
- information retrieval systems
- document structure
- multimedia documents
- document ranking
- structured documents
- web documents
- relevant documents
- text documents
- query terms
- inverted index
- query specific
- document content
- information retrieval
- document images
- document relevance
- document collections
- query processing
- documents retrieved
- inverted lists
- query biased
- compound words
- retrieval strategies
- result set
- document clustering
- facial expressions
- relevance model
- ad hoc retrieval
- document set
- relevance ranking
- document representation
- tf idf
- semantic information
- query expansion
- language model