filterMaxMarkers {pRoloc} | R Documentation

## Removes class/annotation information from a matrix of candidate markers that appear in the `fData`.

### Description

Removes annotation information that contain more that a certain number/percentage of proteins

### Usage

    filterMaxMarkers(object, n, p = 0.2, fcol = "GOAnnotations",
      verbose = TRUE)

### Arguments

`object` | An instance of class `MSnSet`.
`n` | Maximum number of proteins allowed per class/information term.
`p` | Maximum percentage of proteins per column. Default is 0.2 i.e. remove columns that have information for greater than 20 of the total number of proteins in the dataset (note: this is useful for example, if information is GO terms, for removing very general and uninformative terms).
`fcol` | The name of the matrix of marker information. Default is `GOAnnotations`.
`verbose` | Number of marker candidates retained after filtering.

### Value

An updated `MSnSet`

### See Also

`addGoAnnotations` and example therein.

[Package pRoloc version 1.30.0 Index]