The Advantage of Careful Imputation Sources in Sparse Data-Environment of Recommender Systems: Generating Improved SVD-based Recommendations.
Mustansar Ali GhazanfarAdam Prügel-BennettPublished in: Informatica (Slovenia) (2013)
Keyphrases
- sparse data
- recommender systems
- high dimensional
- collaborative filtering
- matrix factorization
- user preferences
- emerging patterns
- cold start problem
- user profiles
- missing data
- missing values
- data sparsity
- recommendation quality
- singular value decomposition
- multi category
- recommendation systems
- high dimensionality
- user ratings
- data mining
- image processing