pcadata {MorphoTools2}

Class pcadata

Description

The pcadata class is designed for storing results of principal component analysis (PCA).

Format

Class pcadata.

objects

ID

IDs of each row of scores object.

Population

population membership of each row of scores object.

Taxon

taxon membership of each row of scores object.

scores

ordination scores of cases (objects, OTUs).

eigenVectors

matrix of eigenvectors (i.e., a matrix of characters loadings).

eigenValues

eigenvalues of principal components, i.e., proportion of variation of the original dataset expressed by individual axes.

eigenvaluesAsPercent

eigenvalues as percent, percentage of their total sum.

cumulativePercentageOfEigenvalues

cumulative percentage of eigenvalues.

groupMeans

data.frame containing the means for the taxa.

rank

number of principal components.

center, scale

the centring and scaling of the input data.