Keyphrases
- software maintenance
- software systems
- software engineering
- source code
- maintenance activities
- open source projects
- reverse engineering
- software evolution
- software development and maintenance
- document collections
- software engineers
- regression testing
- information retrieval
- software projects
- software development
- keywords
- object oriented systems
- program comprehension
- program understanding
- maturity model
- information retrieval systems
- retrieval systems
- information systems
- software life cycle