Keyphrases
- indexing scheme
- unstructured data
- structured data
- textual data
- big data
- semi structured
- indexing techniques
- information management
- filtering algorithm
- image retrieval
- data sources
- data warehouse
- indexing structure
- relational databases
- databases
- raw data
- semi structured data
- information extraction
- data processing
- information retrieval systems
- natural language processing
- relevance feedback
- data model
- xml documents
- data structure
- multimedia