Keyphrases
- metadata
- news articles
- digital libraries
- social media
- databases
- metadata extraction
- event detection
- learning objects
- knowledge discovery
- named entities
- learning resources
- scientific discovery
- data mining
- event recognition
- event driven
- information extraction
- structured data
- information discovery
- multimedia content
- heterogeneous data
- database
- discovery process
- news stories
- temporal patterns
- multimedia
- text documents
- data warehouse