Table 2: Stability of the PAM clustering of alternative MAPK/ERK pathway models via the posterior means of model parameters for and with 5 clusters. The estimates are based on 15,000 MCMC runs after 85,000 burn-in runs.

Model Number of parameters Number of changes from to

Model 1 39 1
Model 2 40 1
Model 3 47 5
Model 4 48 0
Model 5 66 1