Nonrigid conflation for vector datasets using EM algorithm and Mixture of Gaussian approach.
Ganesh KrishnamurthyVenkat DevarajanIrinel DraganPublished in: IGARSS (2010)
Keyphrases
- em algorithm
- expectation maximization
- gaussian mixture
- mixture distribution
- mixture model
- gaussian mixture model
- maximum likelihood
- gaussian distribution
- finite mixture model
- parameter estimation
- mixture modeling
- gaussian model
- normal distribution
- generative model
- mixture components
- feature vectors
- maximum likelihood estimation
- mixture of gaussians
- likelihood function
- model based clustering
- expectation maximisation
- motion analysis
- finite mixture models
- density estimation
- log likelihood
- probabilistic model
- hyperparameters
- incomplete data
- hidden variables
- probability density function
- statistical model
- unsupervised learning
- log likelihood function
- maximum likelihood estimates
- gibbs sampling
- bayesian framework
- vector space
- penalized likelihood
- computer vision
- estimate the model parameters
- maximum a posteriori
- wavelet transform
- image segmentation