使用 as.data.frame 绘制 splom() 图形

drawing a splom() graphic using as.data.frame

我需要使用具有 as.data.frame 功能的 lattice 包构建一个 splom() 图形,但它不起作用。

library(lattice)
data(Investment, package = "sandwich")
Investment <- as.data.frame(Investment, GNP)
splom(Investment|"Graphic", xlab = "Investment", ylab = "GNP")

你可以试试这个:

library(lattice)
data(Investment, package = "sandwich")
Investment <- as.data.frame(Investment)

splom(
  x = Investment[c("Investment", "GNP")], 
  main = "Graphic"
)