Keyphrases
- conceptual framework
- knowledge based systems
- design principles
- design process
- conceptual model
- knowledge reuse
- design rationale
- knowledge engineering
- software architecture
- knowledge base
- computational framework
- knowledge acquisition
- knowledge management
- domain knowledge
- design theory
- user interface
- case study
- design patterns
- web services
- constructivist learning environments
- domain experts
- design decisions
- service oriented
- learning systems
- main contribution
- expert systems
- metadata