ratioFilter-methods {xps} | R Documentation |
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)<-
object |
object of class PreFilter . |
value |
numeric value c(cutoff) . |
The method ratioFilter
initializes the following parameters:
cutoff : | the cutoff level for the filter. |
An initialized PreFilter
object.
Christian Stratowa
prefltr <- PreFilter() ratioFilter(prefltr) <- c(1.5) str(prefltr)