Personalized recommendation in social tagging systems using hierarchical clustering.
Andriy ShepitsenJonathan GemmellBamshad MobasherRobin D. BurkePublished in: RecSys (2008)
Keyphrases
- hierarchical clustering
- personalized recommendation
- social tagging systems
- social tags
- collaborative filtering
- recommender systems
- cold start
- clustering method
- user interests
- social bookmarking
- matrix factorization
- recommendation systems
- social tagging
- user preferences
- information overload
- user feedback
- data sparsity
- user generated
- recommendation algorithms
- user profiles
- clustering algorithm
- user ratings
- k means
- data mining
- learning to rank
- implicit feedback
- query expansion
- co occurrence
- natural language processing