Concept-Based Information Retrieval Using Explicit Semantic Analysis.
Ofer EgoziShaul MarkovitchEvgeniy GabrilovichPublished in: ACM Trans. Inf. Syst. (2011)
Keyphrases
- concept based information retrieval
- explicit semantic analysis
- semantic relatedness
- bag of words
- computing semantic relatedness
- genre classification
- music genre classification
- semantic features
- cross language
- latent dirichlet allocation
- wordnet
- text classification
- text retrieval
- image classification
- background knowledge
- information retrieval
- natural language processing
- word sense disambiguation
- question answering
- semantic information
- n gram
- document representation
- visual features
- classification scheme
- wikipedia articles
- semantic relationships
- machine translation
- information access
- semantic similarity
- document retrieval
- topic models
- contextual information
- co occurrence
- image features
- low level