Enhancing the Results of Recommender Systems using Implicit Ontology Relations.
Lamiaa AbdelazzizKhaled NagiPublished in: KEOD (2012)
Keyphrases
- recommender systems
- collaborative filtering
- semantic web
- domain knowledge
- intended meaning
- domain ontology
- conceptual structures
- knowledge representation
- domain specific
- user profiles
- knowledge base
- semantic relationships
- semantic annotation
- user profiling
- product recommendation
- ontological concepts
- relevant concepts
- recommendation systems
- matrix factorization
- concept hierarchy
- user modeling
- semantically rich
- co occurrence
- cold start problem
- topological relations
- ontological framework
- class hierarchy
- explicit knowledge
- semantic relations