Trace of a scalar variable

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Description

This function returns and plots a complete trace for a scalar variable.

Usage

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plotHistory(node, plot = TRUE, 
    colour = c("red", "blue", "green", "yellow", "black"), 
    main = NULL, xlab = "iteration", ylab = "", ...)

Arguments

node

Character, name of a scalar variable in the model.

plot

Logical, whether to plot the trace or only return the values. If TRUE, values are returned invisibly.

colour

Colours used to represent different chains.

main, xlab, ylab

graphical parameters, see plot.default

...

Further graphical parameters as in par.

Details

Acts on a scalar variable. See the wrapper function samplesHistory for more details.

Value

A matrix containing samples of node, each row corresponds to one chain.

See Also

samplesHistory, BRugs, help.WinBUGS

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