quantileFilter-methods: Quantile Filter

In xps: Processing and Analysis of Affymetrix Oligonucleotide Arrays including Exon Arrays, Whole Genome Arrays and Plate Arrays

Description

This method initializes the Quantile Filter.
The Quantile Filter flags all rows with: flag = (quantile[high]/quantile[low] >= cutoff)

Usage

quantileFilter(object)
quantileFilter(object, value)<-

Arguments

object	object of class PreFilter.
value	numeric vector c(cutoff, loquantile, hiquantile).

Details

The method quantileFilter initializes the following parameters:

	cutoff:	the cutoff level for the filter.
	loquantile:	value for low quantile (default is loquantile=0.05).
	hiquantile:	value for high quantile (default is hiquantile=0.95).

Value

An initialized PreFilter object.

Author(s)

Christian Stratowa

Examples

prefltr <- PreFilter()
quantileFilter(prefltr) <- c(3.0, 0.05, 0.95)
str(prefltr)

xps documentation built on Nov. 8, 2020, 6 p.m.