Global Convergence of Least Squares EM for Demixing Two Log-Concave Densities.
Wei QianYuqian ZhangYudong ChenPublished in: CoRR (2019)
Keyphrases
- global convergence
- least squares
- global optimum
- parameter estimation
- optimization methods
- convergence analysis
- convergence rate
- convergence speed
- expectation maximization
- gaussian densities
- constrained optimization problems
- probability density function
- em algorithm
- convex minimization
- robust estimation
- line search
- maximum likelihood
- optical flow
- coordinate ascent
- mixture model
- particle swarm
- globally convergent
- search space
- levenberg marquardt
- density estimation
- newton method
- gaussian mixture
- neural network
- hybrid algorithm
- ls svm
- pso algorithm
- optimization method
- gaussian mixture model
- probabilistic model
- image segmentation