我开始使用ggraph包,因为它在网络图的可用绘图中添加了额外的功能,因此看起来非常有前途(参见this tutorial)。然而,在测试一些相当琐碎的东西时,我已经卡住了。我主要想做的是重现一个简单的树状图:
ArrestsDen <- as.dendrogram(hclust(dist(USArrests[1:5,])))
plot(ArrestsDen)

但这是它在ggraph中的样子:
library(ggraph)
ggraph(ArrestsDen, 'dendrogram') +
geom_edge_elbow()

它只显示0,1,2等,而不是轴刻度标签。我已经尝试了常见的ggplot2“技巧”,但没有成功:
ggraph(ArrestsDen, 'dendrogram') +
geom_edge_elbow() +
scale_x_discrete(labels = labels)
# create labels manually
labs <- labels(ArrestsDen)
names(labs) <- as.character(1:length(labels(ArrestsDen)))
class(labs)
ggraph(ArrestsDen, 'dendrogram') +
geom_edge_elbow() +
scale_x_discrete(labels = labs)

我遗漏了什么?
发布于 2018-02-08 04:02:43
你可以试一试:
ggraph(ArrestsDen, 'dendrogram') +
geom_edge_elbow() +
theme_bw() +
scale_x_continuous(breaks = c(0, 1, 2, 3, 4), label=c("Ark","Arizona","Cal", "Alab", "Alaska"))https://stackoverflow.com/questions/48671438
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