BayesianmodelselectionisafundamentalpartoftheBayesianstatisticalmodelingprocess.Inprinciple,theBayesiananalysisisstraightforward.Specifyingthedatasamplingandpriordistributions,ajointprobabilitydistributionisusedtoexpresstherelationshipsbetweenalltheunknownsandthedatainformation.Bayesiani