Collaborative Filtering, Matrix Factorization and Population Based Search: The Nexus Unveiled.
Ayangleima LaishramSatya Prakash SahuVineet PadmanabhanSiba Kumar UdgataPublished in: ICONIP (3) (2016)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- data sparsity
- low rank
- probabilistic matrix factorization
- factorization methods
- variational bayesian
- missing data
- nonnegative matrix factorization
- negative matrix factorization
- latent factor models
- item recommendation
- user preferences
- factor analysis
- recommendation systems
- stochastic gradient descent
- tensor factorization
- latent factors
- data matrix
- search queries
- cold start problem
- differential evolution
- user profiles
- personalized ranking
- text mining