A Fast Distributed Stochastic Gradient Descent Algorithm for Matrix Factorization.
Fanglin LiBin WuLiutong XuChuan ShiJing ShiPublished in: BigMine (2014)
Keyphrases
- stochastic gradient descent
- matrix factorization
- collaborative filtering
- learning algorithm
- least squares
- negative matrix factorization
- worst case
- step size
- regularization parameter
- nonnegative matrix factorization
- cost function
- recommender systems
- loss function
- probabilistic model
- k means
- monte carlo
- similarity measure
- decision trees