Keyphrases
- open source software
- search engine
- open source
- source code
- open source software development
- software development
- mailing lists
- open source projects
- web search
- high level
- semantic information
- semantic web technologies
- information retrieval
- free software
- artificial intelligence
- web search engines
- real world
- keywords
- database
- web pages
- information systems
- databases
- data sets