An Online Expectation-Maximisation Algorithm for Nonnegative Matrix Factorisation Models.
Sinan YildirimA. Taylan CemgilSumeetpal S. SinghPublished in: CoRR (2014)
Keyphrases
- probabilistic model
- linear programming
- optimization algorithm
- significant improvement
- cost function
- high accuracy
- k means
- detection algorithm
- np hard
- simulated annealing
- experimental evaluation
- dynamic programming
- clustering method
- convergence rate
- learning algorithm
- passive aggressive
- matching algorithm
- nonnegative matrix factorization
- input data
- computational cost
- search space
- preprocessing
- objective function
- expectation maximization
- model selection
- graphical models
- high dimensional
- parametric models
- expectation maximisation
- bayesian networks