groupBy,gtMethod-method {openCyto} | R Documentation

## get the grouping variable for the gating method

### Description

When specified, the flow data is grouped by the grouping variable (column names in pData). Within each group, when `isCollapse` is set to TRUE, the gating method is applied to the collapsed data. Otherwise, it is done indepentently for each indiviudal sample(flowFrame). Grouping variable is also used by `preprocessing method`.

### Usage

    ## S4 method for signature 'gtMethod'
    groupBy(object)

### Arguments

`object` | `gtMethod`

[Package openCyto version 1.99.2 Index]