Filter only for the highest intense peptides

Description

In order to reduce the data, the data is filtered only for the proteins with the highest intensity peptides.

Usage

1

Arguments

data

A data frame containing SWATH data with the column names: ProteinNames, PeptideSequence, PrecursorCharge, Intensity.

n_peptides

Maximum number of highest intense peptides to filter the data on.

Value

Returns a data frame of the filtered data

Author(s)

Peter Blattmann

Examples

1
2
3
4
5
data("OpenSWATH_data", package="SWATH2stats")
data("Study_design", package="SWATH2stats")
data <- sample_annotation(OpenSWATH_data, Study_design)
data.filtered <- filter_mscore_freqobs(data, 0.01,0.8)
data.max <- filter_on_max_peptides(data.filtered, 5)

Want to suggest features or report bugs for rdrr.io? Use the GitHub issue tracker.