Dependence of Binary Associations on Co-occurrence Granularity in News Documents.
Krishnaprasad ThirunarayanTrivikram ImmaneniMastan Vali ShaikPublished in: IKE (2008)
Keyphrases
- co occurrence
- latent semantic analysis
- word co occurrence
- query terms
- semantic relationships
- term co occurrence
- keywords
- document collections
- news stories
- news items
- mutual reinforcement
- information retrieval systems
- wordnet
- semantic similarity
- semantic relations
- information retrieval
- named entities
- semantic space
- term weights
- web documents
- document retrieval
- concept space
- keyword extraction
- keyphrase extraction
- news articles
- concept hierarchy
- document representation
- vector space model
- xml documents
- artificial intelligence
- topic modeling
- visual words
- relevant documents
- user queries
- topic models
- text classification
- metadata