Keyphrases
- structured data
- semi structured
- information extraction
- free text
- textual data
- xml documents
- semi structured data
- unstructured data
- data sources
- relational data
- unstructured text
- metadata
- linked data
- structured information
- keyword search
- structured databases
- text data
- genetic programming
- semistructured data
- graph data
- text databases
- dynamic programming
- data analysis
- graph kernels
- natural language
- graph structures
- search engine
- data sets