PlotMiss: Plot Missing Data

Description Usage Arguments Details Value Author(s) See Also Examples

Description

Takes a data.frame and displays the location of missing data. The missings can be clustered and be displayed together.

Usage

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PlotMiss(x, col = hred, bg = SetAlpha(hecru, 0.3), clust = FALSE,
         main = NULL, ...)

Arguments

x

a data.frame to be analysed.

col

the colour of the missings.

bg

the background colour of the plot.

clust

logical, defining if the missings should be clustered. Default is FALSE.

main

the main title.

...

the dots are passed to plot.

Details

A graphical display of the position of the missings can be help to detect dependencies or patterns within the missings.

Value

if clust is set to TRUE, the new order will be returned invisibly.

Author(s)

Andri Signorell <andri@signorell.net>, following an idea of Henk Harmsen <henk@carbonmetrics.com>

See Also

hclust

Examples

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PlotMiss(d.pizza, main="Missing pizza data")


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