A Modified Multiplicative Update Algorithm for Euclidean Distance-Based Nonnegative Matrix Factorization and Its Global Convergence.
Ryota HibiNorikazu TakahashiPublished in: ICONIP (2) (2011)
Keyphrases
- global convergence
- nonnegative matrix factorization
- convergence rate
- active set
- k means
- negative matrix factorization
- global optimum
- search space
- cost function
- optimization algorithm
- convex minimization
- optimization methods
- text categorization
- simulated annealing
- optimal solution
- convergence speed
- least squares
- multi objective
- pairwise
- convergence analysis
- newton method
- objective function
- neural network