Personalized Web Search Using Correlation Matrix for Query Expansion.
Claudio BiancalanaAntonello LapollaAlessandro MicarelliPublished in: WEBIST (Selected Papers) (2008)
Keyphrases
- personalized web search
- correlation matrix
- query expansion
- covariance matrix
- information retrieval systems
- singular value decomposition
- information retrieval
- relevance feedback
- retrieval effectiveness
- language model
- relevant documents
- pseudo relevance feedback
- retrieval model
- query terms
- web search
- digital libraries
- search logs
- text classification
- user profiles
- feature extraction
- social tagging
- metadata
- machine learning