Question Answering System Using Concept-Based Vector Space Model.
Isrami IsmailTakashi YukawaPublished in: NTCIR (2004)
Keyphrases
- vector space model
- text clustering
- semantic information
- information retrieval
- question answering
- vector space
- semantic similarity
- tf idf
- document clustering
- document representation
- index terms
- natural language
- retrieval model
- language model
- web documents
- text categorization
- document categorization
- wordnet
- latent semantic indexing
- relational databases
- high level
- document retrieval
- text documents
- text classification
- probabilistic model
- machine learning