Keyphrases
- graphical user interface
- programming language
- user friendly
- event detection
- java programs
- web services
- object oriented
- high level
- open source
- event sequences
- formal model
- news articles
- source code
- command line
- user interface
- spatio temporal
- databases
- information systems
- events occurring
- cross platform
- graphical user interfaces
- development environment
- web applications
- general purpose
- knowledge base