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GuangchuangYu/violin_plot.R

Created February 8, 2012 03:51
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generate violin plot using ggplot2
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violin_plot.R
p <- ggplot(mtcars, aes(factor(cyl),mpg,
fill=factor(cyl),
colour=factor(cyl)))
p1 <- p+geom_violin(alpha=0.3, width=0.5) +
geom_boxplot(width=0.2, outlier.colour=NA)
p2 <- p+geom_violin(alpha=0.3, width=0.5) +
geom_dotplot(binaxis='y', stackdir='center', dotsize=0.5)
grid.arrange(p1,p2, ncol=2)
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http://ygc.name/2012/02/07/violin-plot/

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