geom_ord_ellipse: add confidence ellipse to ordinary plot

In GuangchuangYu/gglayer: Extra Layers for 'ggplot2'

Description

add confidence ellipse to ordinary plot produced by ggord

Usage

geom_ord_ellipse(mapping = NULL, ellipse_pro = 0.97, fill = NA, ...)

Arguments

mapping	aes mapping
ellipse_pro	confidence value for the ellipse
fill	color to fill the ellipse, NA by default
...	additional parameters

Value

ggplot layer

Author(s)

Guangchuang Yu

Examples

## Not run: 
library(MASS)
ord <- lda(Species ~ ., iris, prior = rep(1, 3)/3)
## devtools::install_github('fawda123/ggord')
library(ggord)
p <- ggord(ord, iris$Species)
p + geom_ord_ellipse(ellipse_pro = .96, color='firebrick', size=1, lty=3) +
geom_ord_ellipse(ellipse_pro = .99, lty=2)

## End(Not run)

GuangchuangYu/gglayer documentation built on April 7, 2020, 9:35 a.m.