specmine (version 1.0)

apply_by_sample: Apply function to samples

Description

Applies a function to the values of each sample

Usage

apply_by_sample(dataset, fn.to.apply, samples = NULL, ...)

Arguments

dataset

list representing the dataset from a metabolomics experiment.

fn.to.apply

function to apply (e.g. mean, max, min).

samples

if defined restricts the application to a given set of samples.

...

additional parameters to apply function.

Value

Returns a vector with the samples and the value of the applied function.

Examples

     ## Example of applying a function to variables
     data(cachexia)
     apply.samples.result = apply_by_sample(cachexia, mean)