ggalluvial: Alluvial diagrams in ggplot2

> library(ggalluvial)

バージョン: 0.1


関数名 概略
alluvium Alluvial flows
get_axes Identify axis columns
ggalluvial Quick alluvial diagram
stratum Variable axes and strata
zigzag Zigzag outward order

alluvium

> ggplot(as.data.frame(Titanic),
+        aes(weight = Freq, axis1 = Class, axis2 = Sex)) +
+     geom_alluvium()
> 
> # omitting weight (defaults to 1)
> ggplot(as.data.frame(Titanic),
+        aes(axis1 = Class, axis2 = Sex)) +
+     geom_alluvium() +
+     geom_stratum() + geom_text(stat = "stratum")

stratum

> ggplot(as.data.frame(Titanic),
+        aes(weight = Freq, axis1 = Class, axis2 = Sex)) +
+     geom_stratum()