Online multi-task collaborative filtering for on-the-fly recommender systems.
Jialei WangSteven C. H. HoiPeilin ZhaoZhiyong LiuPublished in: RecSys (2013)
Keyphrases
- collaborative filtering
- multi task
- recommender systems
- transfer learning
- multi task learning
- matrix factorization
- learning tasks
- multiple tasks
- multitask learning
- multi class
- data sparsity
- cold start problem
- recommendation systems
- gaussian processes
- user preferences
- cold start
- sparse learning
- feature selection
- personalized recommendation
- user profiles
- learning problems
- recommendation quality
- product recommendation
- collaborative filtering algorithms
- recommendation algorithms
- user ratings
- supervised learning
- prior knowledge
- hybrid recommendation