wrapper.mvImage {DAPAR} | R Documentation

## Heatmap of missing values from a `MSnSet` object

### Description

Plots a heatmap of the quantitative data. Each column represent one of the conditions in the object of class `MSnSet` and the color is proportional to the mean of intensity for each line of the dataset. The lines have been sorted in order to vizualize easily the different number of missing values. A white square is plotted for missing values.

### Usage

    wrapper.mvImage(obj)

### Arguments

`obj` | An object of class `MSnSet`.

### Value

A heatmap

### Author(s)

Alexia Dorffer

### Examples

    utils::data(Exp1_R25_pept, package='DAPARdata')
    obj <- Exp1_R25_pept
    keepThat <- mvFilterGetIndices(obj, condition='WholeMatrix', threshold=1)
    obj <- mvFilterFromIndices(obj, keepThat)
    wrapper.mvImage(obj)

[Package DAPAR version 1.22.9 Index]