A Tagcloud (or Wordcloud) displays a list of words, the importance of each beeing shown with font size or color. This format is useful for quickly perceiving the most prominent terms.
<!-- Include the CanvasXpress library in your HTML file --> <link rel="stylesheet" href="https://www.canvasxpress.org/dist/canvasXpress.css" type="text/css"/> <script src="https://www.canvasxpress.org/canvasXpress.min.js"></script> <!-- Create a canvas element for the chart with the desired dimensions --> <div> <canvas id="canvasId" width="600" height="600"</canvas> </div> <!-- Create a script to initialize the chart --> <script> <!-- Create the data for the graph --> var data = { "x" : { "Country" : ["U.S.","U.S.","U.S.","U.S.","U.S.","Japan","Japan","U.S.","Germany","Sweden","Sweden","France","U.S.","U.S.","U.S.","U.S.","U.S.","U.S.","U.S.","U.S.","U.S.","U.S.","Japan","Japan","U.S.","Germany","Japan","U.S.","U.S.","U.S.","U.S.","U.S.","Japan","Italy","Germany","Japan","Germany","Germany"] }, "y" : { "data" : [ [16.9,15.5,19.2,18.5,30,27.5,27.2,30.9,20.3,17,21.6,16.2,20.6,20.8,18.6,18.1,17,17.6,16.5,18.2,26.5,21.9,34.1,35.1,27.4,31.5,29.5,28.4,28.8,26.8,33.5,34.2,31.8,37.3,30.5,22,21.5,31.9], [4.36,4.054,3.605,3.94,2.155,2.56,2.3,2.23,2.83,3.14,2.795,3.41,3.38,3.07,3.62,3.41,3.84,3.725,3.955,3.83,2.585,2.91,1.975,1.915,2.67,1.99,2.135,2.67,2.595,2.7,2.556,2.2,2.02,2.13,2.19,2.815,2.6,1.925], [2.73,2.26,2.56,2.45,3.7,3.05,3.54,3.37,3.9,3.5,3.77,3.58,2.73,3.08,2.71,2.73,2.41,2.26,2.26,2.45,3.08,3.08,3.73,2.97,3.08,3.78,3.05,2.53,2.69,2.84,2.69,3.37,3.7,3.1,3.7,3.7,3.64,3.78], [155,142,125,150,68,95,97,75,103,125,115,133,105,85,110,120,130,129,138,135,88,109,65,80,80,71,68,90,115,115,90,70,65,69,78,97,110,71], [350,351,267,360,98,134,119,105,131,163,121,163,231,200,225,258,305,302,351,318,140,171,86,98,121,89,98,151,173,173,151,105,85,91,97,146,121,89], [8,8,8,8,4,4,4,4,5,6,4,6,6,6,6,6,8,8,8,8,4,6,4,4,4,4,4,4,6,6,4,4,4,4,4,6,4,4] ], "smps" : ["Buick Estate Wagon","Ford Country Squire Wagon","Chevy Malibu Wagon","Chrysler LeBaron Wagon","Chevette","Toyota Corona","Datsun 510","Dodge Omni","Audi 5000","Volvo 240 GL","Saab 99 GLE","Peugeot 694 SL","Buick Century Special","Mercury Zephyr","Dodge Aspen","AMC Concord D/L","Chevy Caprice Classic","Ford LTD","Mercury Grand Marquis","Dodge St Regis","Ford Mustang 4","Ford Mustang Ghia","Mazda GLC","Dodge Colt","AMC Spirit","VW Scirocco","Honda Accord LX","Buick Skylark","Chevy Citation","Olds Omega","Pontiac Phoenix","Plymouth Horizon","Datsun 210","Fiat Strada","VW Dasher","Datsun 810","BMW 320i","VW Rabbit"], "vars" : ["MPG","Weight","Drive_Ratio","Horsepower","Displacement","Cylinders"] } } <-- Create the configuration for the graph --> var config = { "colorBy":"Country", "graphType":"TagCloud", "legendKeyBackgroundBorderColor":"rgba(255,255,255,0)", "legendKeyBackgroundColor":"rgba(255,255,255,0)", "showTransition":"false" } <!-- Call the CanvasXpress function to create the graph --> var cX = new CanvasXpress("canvasId", data, config); </script>
library(canvasXpress) y=read.table("https://www.canvasxpress.org/data/cX-cars-dat.txt", header=TRUE, sep="\t", quote="", row.names=1, fill=TRUE, check.names=FALSE, stringsAsFactors=FALSE) x=read.table("https://www.canvasxpress.org/data/cX-cars-smp.txt", header=TRUE, sep="\t", quote="", row.names=1, fill=TRUE, check.names=FALSE, stringsAsFactors=FALSE) canvasXpress( data=y, smpAnnot=x, colorBy="Country", graphType="TagCloud", legendKeyBackgroundBorderColor="rgba(255,255,255,0)", legendKeyBackgroundColor="rgba(255,255,255,0)", showTransition=FALSE )
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