Capturing knowledge of user preferences: ontologies in recommender systems.
Stuart E. MiddletonDavid De RoureNigel ShadboltPublished in: K-CAP (2001)
Keyphrases
- user preferences
- recommender systems
- collaborative filtering
- user profiles
- knowledge base
- user behavior
- knowledge representation
- information overload
- user specific
- matrix factorization
- recommendation systems
- user model
- knowledge sources
- data sparsity
- domain knowledge
- recommendation algorithms
- domain ontology
- related concepts
- personalized recommendation
- preference models
- user behaviour
- product recommendation
- prior knowledge
- implicit feedback
- knowledge structures
- user interests
- description logics
- information filtering
- ontology engineering
- explicit knowledge
- domain specific
- np complete
- semantic web