Keyphrases
- user modeling
- contextual information
- user context
- user model
- ims learning design
- information filtering
- adaptive hypermedia
- recommender systems
- recommendation systems
- web search
- user profiles
- adaptive systems
- adaptive web systems
- information retrieval
- context dependent
- relevance feedback
- user interface
- user interests
- context sensitive
- knowledge base
- language model
- expert systems
- search engine