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

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

Usage

filterMinMarkers(object, n = 10, p, fcol = "GOAnnotations", verbose = TRUE)

Arguments

object

An instance of class MSnSet.

n

Minimum number of proteins allowed per column. Default is 10.

p

Minimum percentage of proteins per column.

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.

Author

Lisa M Breckels