Attribute Weighting and Samples Sampling for Collaborative Filtering.
Zhaowei QuJingjing YaoXiaoru WangSixing YinPublished in: BigComp (2018)
Keyphrases
- collaborative filtering
- sampling methods
- recommender systems
- sampled data
- sparsely sampled
- matrix factorization
- random sampling
- sampling strategy
- sampling strategies
- data sets
- data sparsity
- attribute values
- sample space
- stratified sampling
- monte carlo
- random sample
- training samples
- random samples
- weighting scheme
- sampling algorithm
- user preferences
- sample selection
- personalized recommendation
- user profiles
- sample points
- cold start
- product recommendation
- web page recommendation
- user ratings
- recommendation systems
- class imbalance
- sample size
- active learning
- bayesian networks
- similarity measure
- information retrieval