Fast als-based matrix factorization for explicit and implicit feedback datasets.
István PilászyDávid ZibriczkyDomonkos TikkPublished in: RecSys (2010)
Keyphrases
- matrix factorization
- implicit feedback
- explicit feedback
- collaborative filtering
- personalized ranking
- recommender systems
- latent factors
- factorization methods
- item recommendation
- nonnegative matrix factorization
- missing data
- negative matrix factorization
- data sparsity
- cold start
- eye tracking
- user feedback
- tensor factorization