wine: Chemical composition of three cultivars of wine

In vqv/ggbiplot: A ggplot2 based biplot

Chemical composition of three cultivars of wine

Description

Chemical constituents of wines from three different cultivars grown in the same region in Italy. The cultivars, 'barolo', 'barbera', and 'grignolino', are indicated in wine.class.

Usage

data(wine)

Format

The format is: chr "wine"

Source

http://archive.ics.uci.edu/ml/datasets/Wine

Examples

data(wine)
wine.pca <- prcomp(wine, scale. = TRUE)
print(ggscreeplot(wine.pca))                                               
print(ggbiplot(wine.pca, obs.scale = 1, var.scale = 1, groups = wine.class, ellipse = TRUE, circle = TRUE))

vqv/ggbiplot documentation built on Jan. 28, 2024, 8:14 a.m.