Information retrieval using conceptual index terms for technical papers in a digital library.
Chinatsu HoriiMasakazu ImaiKunihiro ChiharaPublished in: Systems and Computers in Japan (2001)
Keyphrases
- index terms
- digital libraries
- technical papers
- document collections
- vector space model
- information retrieval
- document representation
- document retrieval
- information retrieval systems
- test collection
- language model
- retrieval model
- relevant documents
- document clustering
- web pages
- average precision
- metadata
- query expansion
- multimedia
- tf idf
- vector space
- low level
- question answering
- keywords
- retrieval effectiveness
- semantic similarity
- query terms
- retrieval systems
- bag of words
- databases