Remarks on a parameter estimation for von Mises-Fisher distributions.
Árpád BariczPublished in: Comput. Stat. (2014)
Keyphrases
- parameter estimation
- von mises fisher
- mixture model
- unit sphere
- em algorithm
- maximum likelihood
- noise model
- model selection
- expectation maximization
- multi variate
- least squares
- markov random field
- parameter estimation algorithm
- random fields
- gaussian mixture model
- unsupervised classification
- posterior distribution
- gaussian distribution
- optimization procedure
- generative model
- image segmentation
- spherical harmonics
- unsupervised learning