Context-based information retrieval from large heterogeneous data sources using semantics and polarity-based ranking.
S. SubithaS. SujathaPublished in: Int. J. Comput. Aided Eng. Technol. (2017)
Keyphrases
- heterogeneous data sources
- information retrieval
- learning to rank
- data integration
- data sources
- semantic integration
- multiple data sources
- probability ranking principle
- semantic heterogeneity
- global view
- ranking algorithm
- ranking functions
- heterogeneous data
- web search
- information retrieval systems
- text mining
- semantic information
- semantic representation
- schema mappings
- search engine
- sentiment analysis
- data model
- schema matching
- retrieval systems
- information extraction
- databases
- retrieval model
- semantic relationships
- conceptual graphs
- document retrieval
- database systems
- metadata
- document collections
- data management