Overview of missing value

Visualise missing values as a heatmap and barplots along the samples and features.

Usage

naplot(
  object,
  verbose = isMSnbaseVerbose(),
  reorderRows = TRUE,
  reorderColumns = TRUE,
  ...
)

Arguments

object

An object of class MSnSet.

verbose

If verbose (default is isMSnbaseVerbose()), print a table of missing values.

reorderRows

If reorderRows (default is TRUE) rows are ordered by number of NA.

reorderColumns

If reorderColumns (default is TRUE) columns are ordered by number of NA.

...

Additional parameters passed to image2.

Value

Used for its side effect. Invisibly returns NULL

Author

Laurent Gatto

Examples

data(naset)
naplot(naset)