Keyphrases
- semantic web
- natural language
- programming language
- levels of abstraction
- case study
- object oriented programming
- semantic information
- semantic network
- lower levels
- semantic search
- semantic similarity
- semantic annotation
- higher level
- knowledge base
- information systems
- semantic concepts
- semantic features
- semantic relationships
- relational databases
- high level
- computer programming
- programming environment
- semantically meaningful
- semantic level
- semantically rich