The Global Optimization Geometry of Nonsymmetric Matrix Factorization and Sensing.
Zhihui ZhuQiuwei LiGongguo TangMichael B. WakinPublished in: CoRR (2017)
Keyphrases
- global optimization
- matrix factorization
- collaborative filtering
- particle swarm optimization
- low rank
- negative matrix factorization
- missing data
- recommender systems
- data sparsity
- nonnegative matrix factorization
- factor analysis
- pso algorithm
- global solution
- image completion
- factorization methods
- tensor factorization
- factorization method
- item recommendation
- personalized ranking
- constrained global optimization
- markov random field
- neural network
- higher order
- stochastic gradient descent
- latent factor models
- probabilistic matrix factorization