gelmanplot.valmeta function

Gelman-Rubin-Brooks plot

This plot shows the evolution of Gelman and Rubin's shrink factor as the number of iterations increases. The code is adapted from the R package coda.

## S3 method for class 'valmeta'
gelmanplot(x, confidence = 0.95, ...)

Arguments

• x: An mcmc object
• confidence: The coverage probability of the confidence interval for the potential scale reduction factor
• ``: Additional arguments which are currently not used

Returns

A ggplot object.

An object of class ggplot

Examples

## Not run:

data(EuroSCORE)

# Meta-analysis of the concordance statistic
fit <- valmeta(cstat=c.index, cstat.se=se.c.index, cstat.cilb=c.index.95CIl,
               cstat.ciub=c.index.95CIu, N=n, O=n.events, 
               data=EuroSCORE, method="BAYES", slab=Study)
gelmanplot(fit)
## End(Not run)

Author(s)

Thomas Debray thomas.debray@gmail.com