Segmentation and intensity estimation of microarray images using a gamma-t mixture model.
Jangsun BaekYoung Sook SonGeoffrey J. McLachlanPublished in: Bioinform. (2007)
Keyphrases
- mixture model
- density estimation
- gaussian mixture model
- microarray images
- em algorithm
- bayesian information criterion
- probabilistic model
- generative model
- image segmentation
- expectation maximization
- level set
- maximum likelihood
- spot detection
- unsupervised learning
- microarray
- segmentation method
- cdna microarray
- probability density function
- model selection
- language model
- segmentation algorithm
- medical images
- mixture modeling
- parameter estimation
- background subtraction
- multiscale
- discriminative learning
- dirichlet distribution
- feature extraction
- computer vision