An S4 class to store the results of a multivariate data analysis.

## Slots

`names`

A `character`

vector specifying the row names.

`principal`

A `numeric`

`matrix`

giving the principal coordinates.

`standard`

A `numeric`

`matrix`

giving the standard coordinates.

`contributions`

A `numeric`

`matrix`

giving the contributions to the
definition of the dimensions.

`cosine`

A `numeric`

`matrix`

giving the \(cos^2\) values.

`distances`

A `numeric`

vector giving the distances to centroid.

`weights`

A `numeric`

vector giving the masses/weights.

`supplement`

A `logical`

vector specifying the supplementary points.

`order`

An `integer`

vector giving the original indices of the data
(computation moves all supplementary points at the end of the results).

`groups`

A `character`

vector specifying the class for each
observation.