FALCON: A matrix factorization framework for recommender systems using constrained optimization.
Nicholas AmpazisTheodoros EmmanouilidisPublished in: Intell. Decis. Technol. (2015)
Keyphrases
- matrix factorization
- recommender systems
- constrained optimization
- collaborative filtering
- low rank
- factorization methods
- implicit feedback
- data sparsity
- user preferences
- missing data
- factor analysis
- negative matrix factorization
- latent factor models
- cold start problem
- personalized recommendation
- objective function
- nonnegative matrix factorization
- item recommendation