inst/examples/rpart.R
In yihui/MSG: Data and Functions for the Book Modern Statistical Graphics
# 脊椎矫正手术结果的分类树图
library(rpart)
data(kyphosis, package = "rpart")
levels(kyphosis$Kyphosis) = c("不存在", "存在")
names(kyphosis)[c(2, 4)] = c("年龄", "位置")
fit = rpart(Kyphosis ~ `年龄` + Number + `位置`, data = kyphosis)
par(mar = rep(1, 4), xpd = TRUE)
plot(fit, branch = 0.7)
text(fit, use.n = TRUE, digits = 7)
yihui/MSG documentation built on Aug. 16, 2021, 12:13 p.m.
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# 脊椎矫正手术结果的分类树图
library(rpart)
data(kyphosis, package = "rpart")
levels(kyphosis$Kyphosis) = c("不存在", "存在")
names(kyphosis)[c(2, 4)] = c("年龄", "位置")
fit = rpart(Kyphosis ~ `年龄` + Number + `位置`, data = kyphosis)
par(mar = rep(1, 4), xpd = TRUE)
plot(fit, branch = 0.7)
text(fit, use.n = TRUE, digits = 7)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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