An improved Gaussian mixture model based on least-squares cross-validation and Gaussian PSO with Gaussian jump.
Xin WangHui-Bin WangHai-Tao LiuPublished in: ICMLC (2012)
Keyphrases
- gaussian mixture
- cross validation
- least squares
- model selection
- gaussian mixture model
- closed form
- gaussian density
- mixtures of gaussians
- em algorithm
- mixture model
- covariance matrix
- gaussian densities
- probability density
- hyperparameters
- ls svm
- expectation maximization
- probability density function
- density estimation
- training set
- cross validated
- support vector
- mixture distributions
- parameter estimation
- particle swarm optimization
- machine learning
- maximum likelihood
- regularization parameter
- mixture of gaussians
- rbf kernel
- image processing