Context-Dependent Term Relations for Information Retrieval.
Jing BaiJian-Yun NieGuihong CaoPublished in: EMNLP (2006)
Keyphrases
- context dependent
- information retrieval
- relevance model
- semantic level
- term weighting
- context free
- query terms
- search engine
- linguistic analysis
- information retrieval systems
- low level
- language modeling framework
- information extraction
- natural language
- term weights
- term weighting schemes
- term selection
- language model
- inverse document frequency
- high level
- retrieval effectiveness
- maximal marginal relevance
- test collection
- vector space model
- document retrieval
- retrieval systems
- latent semantic indexing
- user centric
- domain specific
- co occurrence
- tf idf
- text retrieval
- retrieval model
- relevant documents
- topic models
- question answering
- document collections
- query expansion