Bayesian Methods for Image Segmentation using a Potts Model


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Documentation for package ‘bayesImageS’ version 0.6-1

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bayesImageS Package bayesImageS
exactPotts Calculate the distribution of the Potts model using a brute force algorithm.
getBlocks Get Blocks of a Graph
getEdges Get Edges of a Graph
getNeighbors Get Neighbours of All Vertices of a Graph
gibbsGMM Fit a mixture of Gaussians to the observed data.
gibbsNorm Fit a univariate normal (Gaussian) distribution to the observed data.
gibbsPotts Fit a hidden Potts model to the observed data, using a fixed value of beta.
initSedki Initialize the ABC algorithm using the method of Sedki et al. (2013)
mcmcPotts Fit the hidden Potts model using a Markov chain Monte Carlo algorithm.
mcmcPottsNoData Simulate pixel labels using chequerboard Gibbs sampling.
res Simulation from the Potts model using single-site Gibbs updates.
res2 Simulation from the Potts model using single-site Gibbs updates.
res3 Simulation from the Potts model using single-site Gibbs updates.
res4 Simulation from the Potts model using single-site Gibbs updates.
res5 Simulation from the Potts model using single-site Gibbs updates.
smcPotts Fit the hidden Potts model using approximate Bayesian computation with sequential Monte Carlo (ABC-SMC).
sufficientStat Calculate the sufficient statistic of the Potts model for the given labels.
swNoData Simulate pixel labels using the Swendsen-Wang algorithm.
synth Simulation from the Potts model using Swendsen-Wang.
testResample Test the residual resampling algorithm.