ratioFilter-methods {xps}R Documentation

Ratio Filter

Description

This method initializes the Ratio Filter. The ratio is the maximum value divided by minimum value for each row of the expression dataframe.
The Ratio Filter flags all rows with: flag = (max/min >= cutoff)

Usage

ratioFilter(object)
ratioFilter(object, value)<-

Arguments

object object of class PreFilter.
value numeric value c(cutoff).

Details

The method ratioFilter initializes the following parameters:
cutoff: the cutoff level for the filter.

Value

An initialized PreFilter object.

Author(s)

Christian Stratowa

Examples

prefltr <- PreFilter()
ratioFilter(prefltr) <- c(1.5)
str(prefltr)

[Package xps version 1.2.10 Index]