Parcours-ML/03_Classification/figures.R

library(tidyverse)

# Classification

data(iris)

(
iris %>%
  ggplot() +
  aes(x = Petal.Width, y = Sepal.Width, color = Species) +
  geom_point()
) %>%
ggsave(plot = ., filename = "classif.png")


library(rpart)

rpart(Species ~ ., data = iris) %T>%
  plot(branch = .5, margin = .5) %>%
  text(use.n = T, all = T, pretty = T, fancy = T)