pwod.gdsn {bigmelon} | R Documentation

## Probe-Wise Outlier Detection

### Description

'P'robe-'W'ise 'O'utlier 'D'etection via interquartile ranges

### Usage

    pwod.gdsn(node, mul = 4)

### Arguments

`node` | gdsn.class object containing array to be filtered
`mul` | Number of interquartile ranges used to determine outlying probes. Default is 4 to ensure only very obvious outliers are removed.

### Details

Detects outlying probes across arrays in methylumi and minfi objects. Outliers are probable low MAF/SNP heterozygotes.

### Value

Nothing returned. Supplied gds object will have new node with outlier probes coerced to NAs.

### Author(s)

Tyler Gorrie-Stone

### See Also

`pwod`

### Examples

    data(melon)
    e <- es2gds(melon, "melon.gds")
    pwod(e)
    closefn.gds(e)
    unlink("melon.gds")

[Package bigmelon version 1.8.0 Index]