A density plot shows the distribution of a numeric variable. It takes only numeric variables as input and is very close from an histogram. It can be use in the same exact condition.
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{ "graphType":"Scatter2D", "hideHistogram":"true", "histogramData":"true", "showHistogramDensity":"true", "theme":"CanvasXpress" }
library(canvasXpress) y=read.table("https://www.canvasxpress.org/data/cX-density-dat.txt", header=TRUE, sep="\t", quote="", row.names=1, fill=TRUE, check.names=FALSE, stringsAsFactors=FALSE) z=read.table("https://www.canvasxpress.org/data/cX-density-var.txt", header=TRUE, sep="\t", quote="", row.names=1, fill=TRUE, check.names=FALSE, stringsAsFactors=FALSE) canvasXpress( data=y, varAnnot=z, graphType="Scatter2D", hideHistogram=TRUE, histogramData=TRUE, showHistogramDensity=TRUE, theme="CanvasXpress" )
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