Dimensionality reduction using PCA

'pcadata' allows you to perform PCA analysis and update your dataframe to include PCs of interest

Usage

pcadata(data, featurestart, featureend, pc.start, pc.end)

Arguments

data

is your input data frame

featurestart

is first column number of morphology measures

featureend

is last column number of morphology measures

pc.start

is first PC you want included (e.g., PC1)

pc.end

is last PC you want included (e.g., PC4)