Using Term Relation in Context Sensitive Information Retrieval.
Lixin ZhouPublished in: FSKD (1) (2009)
Keyphrases
- context sensitive
- information retrieval
- term weights
- language model
- query terms
- multiword
- information retrieval systems
- multiple task learning
- search engine
- natural language
- context free
- query expansion
- term weighting
- language modeling
- graph grammars
- document collections
- question answering
- retrieval model
- text retrieval
- tf idf
- data mining
- multi class
- spelling correction
- feature selection
- knowledge discovery
- information extraction