(Modiefied MV 2015-06-16) Bubble charts encode data in the area of circles. Although less perceptually-accurate than bar charts, they can pack hundreds of values into a small space. Implementation based on work by Jeff Heer. Data shows the Flare class hierarchy, also courtesy Jeff Heer.
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{ | |
"name": "flare", | |
"children": [ | |
{ | |
"name": "analytics", | |
"children": [ | |
{ | |
"name": "cluster", | |
"children": [ | |
{"name": "ABP Advanced", "size": 39038}, | |
{"name": "CommunityStructure", "size": 3812}, | |
{"name": "HierarchicalCluster", "size": 6714}, | |
{"name": "MergeEdge", "size": 743} | |
] | |
}, | |
{ | |
"name": "graph", | |
"children": [ | |
{"name": "BetweennessCentrality", "size": 3534}, | |
{"name": "LinkDistance", "size": 5731}, | |
{"name": "MaxFlowMinCut", "size": 7840}, | |
{"name": "ShortestPaths", "size": 5914}, | |
{"name": "SpanningTree", "size": 3416} | |
] | |
}, | |
{ | |
"name": "optimization", | |
"children": [ | |
{"name": "AspectRatioBanker", "size": 7074} | |
] | |
} | |
] | |
}, | |
{ | |
"name": "animate", | |
"children": [ | |
{"name": "Easing", "size": 17010}, | |
{"name": "FunctionSequence", "size": 5842}, | |
{ | |
"name": "interpolate", | |
"children": [ | |
{"name": "ArrayInterpolator", "size": 1983}, | |
{"name": "ColorInterpolator", "size": 2047}, | |
{"name": "DateInterpolator", "size": 1375}, | |
{"name": "Interpolator", "size": 8746}, | |
{"name": "MatrixInterpolator", "size": 2202}, | |
{"name": "NumberInterpolator", "size": 1382}, | |
{"name": "ObjectInterpolator", "size": 1629}, | |
{"name": "PointInterpolator", "size": 1675}, | |
{"name": "RectangleInterpolator", "size": 2042} | |
] | |
}, | |
{"name": "ISchedulable", "size": 1041}, | |
{"name": "Parallel", "size": 5176}, | |
{"name": "Pause", "size": 449}, | |
{"name": "Scheduler", "size": 5593}, | |
{"name": "Sequence", "size": 5534}, | |
{"name": "Transition", "size": 9201}, | |
{"name": "Transitioner", "size": 19975}, | |
{"name": "TransitionEvent", "size": 1116}, | |
{"name": "Tween", "size": 6006} | |
] | |
}, | |
{ | |
"name": "data", | |
"children": [ | |
{ | |
"name": "converters", | |
"children": [ | |
{"name": "Converters", "size": 721}, | |
{"name": "DelimitedTextConverter", "size": 4294}, | |
{"name": "GraphMLConverter", "size": 9800}, | |
{"name": "IDataConverter", "size": 1314}, | |
{"name": "JSONConverter", "size": 2220} | |
] | |
}, | |
{"name": "DataField", "size": 1759}, | |
{"name": "DataSchema", "size": 2165}, | |
{"name": "DataSet", "size": 586}, | |
{"name": "DataSource", "size": 3331}, | |
{"name": "DataTable", "size": 772}, | |
{"name": "DataUtil", "size": 3322} | |
] | |
}, | |
{ | |
"name": "display", | |
"children": [ | |
{"name": "DirtySprite", "size": 8833}, | |
{"name": "LineSprite", "size": 1732}, | |
{"name": "RectSprite", "size": 3623}, | |
{"name": "TextSprite", "size": 10066} | |
] | |
}, | |
{ | |
"name": "flex", | |
"children": [ | |
{"name": "FlareVis", "size": 4116} | |
] | |
}, | |
{ | |
"name": "physics", | |
"children": [ | |
{"name": "DragForce", "size": 1082}, | |
{"name": "GravityForce", "size": 1336}, | |
{"name": "IForce", "size": 319}, | |
{"name": "NBodyForce", "size": 10498}, | |
{"name": "Particle", "size": 2822}, | |
{"name": "Simulation", "size": 9983}, | |
{"name": "Spring", "size": 2213}, | |
{"name": "SpringForce", "size": 1681} | |
] | |
}, | |
{ | |
"name": "query", | |
"children": [ | |
{"name": "AggregateExpression", "size": 1616}, | |
{"name": "And", "size": 1027}, | |
{"name": "Arithmetic", "size": 3891}, | |
{"name": "Average", "size": 891}, | |
{"name": "BinaryExpression", "size": 2893}, | |
{"name": "Comparison", "size": 5103}, | |
{"name": "CompositeExpression", "size": 3677}, | |
{"name": "Count", "size": 781}, | |
{"name": "DateUtil", "size": 4141}, | |
{"name": "Distinct", "size": 933}, | |
{"name": "Expression", "size": 5130}, | |
{"name": "ExpressionIterator", "size": 3617}, | |
{"name": "Fn", "size": 3240}, | |
{"name": "If", "size": 2732}, | |
{"name": "IsA", "size": 2039}, | |
{"name": "Literal", "size": 1214}, | |
{"name": "Match", "size": 3748}, | |
{"name": "Maximum", "size": 843}, | |
{ | |
"name": "methods", | |
"children": [ | |
{"name": "add", "size": 593}, | |
{"name": "and", "size": 330}, | |
{"name": "average", "size": 287}, | |
{"name": "count", "size": 277}, | |
{"name": "distinct", "size": 292}, | |
{"name": "div", "size": 595}, | |
{"name": "eq", "size": 594}, | |
{"name": "fn", "size": 460}, | |
{"name": "gt", "size": 603}, | |
{"name": "gte", "size": 625}, | |
{"name": "iff", "size": 748}, | |
{"name": "isa", "size": 461}, | |
{"name": "lt", "size": 597}, | |
{"name": "lte", "size": 619}, | |
{"name": "max", "size": 283}, | |
{"name": "min", "size": 283}, | |
{"name": "mod", "size": 591}, | |
{"name": "mul", "size": 603}, | |
{"name": "neq", "size": 599}, | |
{"name": "not", "size": 386}, | |
{"name": "or", "size": 323}, | |
{"name": "orderby", "size": 307}, | |
{"name": "range", "size": 772}, | |
{"name": "select", "size": 296}, | |
{"name": "stddev", "size": 363}, | |
{"name": "sub", "size": 600}, | |
{"name": "sum", "size": 280}, | |
{"name": "update", "size": 307}, | |
{"name": "variance", "size": 335}, | |
{"name": "where", "size": 299}, | |
{"name": "xor", "size": 354}, | |
{"name": "_", "size": 264} | |
] | |
}, | |
{"name": "Minimum", "size": 843}, | |
{"name": "Not", "size": 1554}, | |
{"name": "Or", "size": 970}, | |
{"name": "Query", "size": 13896}, | |
{"name": "Range", "size": 1594}, | |
{"name": "StringUtil", "size": 4130}, | |
{"name": "Sum", "size": 791}, | |
{"name": "Variable", "size": 1124}, | |
{"name": "Variance", "size": 1876}, | |
{"name": "Xor", "size": 1101} | |
] | |
}, | |
{ | |
"name": "scale", | |
"children": [ | |
{"name": "IScaleMap", "size": 2105}, | |
{"name": "LinearScale", "size": 1316}, | |
{"name": "LogScale", "size": 3151}, | |
{"name": "OrdinalScale", "size": 3770}, | |
{"name": "QuantileScale", "size": 2435}, | |
{"name": "QuantitativeScale", "size": 4839}, | |
{"name": "RootScale", "size": 1756}, | |
{"name": "Scale", "size": 4268}, | |
{"name": "ScaleType", "size": 1821}, | |
{"name": "TimeScale", "size": 5833} | |
] | |
}, | |
{ | |
"name": "util", | |
"children": [ | |
{"name": "Arrays", "size": 8258}, | |
{"name": "Colors", "size": 10001}, | |
{"name": "Dates", "size": 8217}, | |
{"name": "Displays", "size": 12555}, | |
{"name": "Filter", "size": 2324}, | |
{"name": "Geometry", "size": 10993}, | |
{ | |
"name": "heap", | |
"children": [ | |
{"name": "FibonacciHeap", "size": 9354}, | |
{"name": "HeapNode", "size": 1233} | |
] | |
}, | |
{"name": "IEvaluable", "size": 335}, | |
{"name": "IPredicate", "size": 383}, | |
{"name": "IValueProxy", "size": 874}, | |
{ | |
"name": "math", | |
"children": [ | |
{"name": "DenseMatrix", "size": 3165}, | |
{"name": "IMatrix", "size": 2815}, | |
{"name": "SparseMatrix", "size": 3366} | |
] | |
}, | |
{"name": "Maths", "size": 17705}, | |
{"name": "Orientation", "size": 1486}, | |
{ | |
"name": "palette", | |
"children": [ | |
{"name": "ColorPalette", "size": 6367}, | |
{"name": "Palette", "size": 1229}, | |
{"name": "ShapePalette", "size": 2059}, | |
{"name": "SizePalette", "size": 2291} | |
] | |
}, | |
{"name": "Property", "size": 5559}, | |
{"name": "Shapes", "size": 19118}, | |
{"name": "Sort", "size": 6887}, | |
{"name": "Stats", "size": 6557}, | |
{"name": "Strings", "size": 22026} | |
] | |
}, | |
{ | |
"name": "vis", | |
"children": [ | |
{ | |
"name": "axis", | |
"children": [ | |
{"name": "Axes", "size": 1302}, | |
{"name": "Axis", "size": 24593}, | |
{"name": "AxisGridLine", "size": 652}, | |
{"name": "AxisLabel", "size": 636}, | |
{"name": "CartesianAxes", "size": 6703} | |
] | |
}, | |
{ | |
"name": "controls", | |
"children": [ | |
{"name": "AnchorControl", "size": 2138}, | |
{"name": "ClickControl", "size": 3824}, | |
{"name": "Control", "size": 1353}, | |
{"name": "ControlList", "size": 4665}, | |
{"name": "DragControl", "size": 2649}, | |
{"name": "ExpandControl", "size": 2832}, | |
{"name": "HoverControl", "size": 4896}, | |
{"name": "IControl", "size": 763}, | |
{"name": "PanZoomControl", "size": 5222}, | |
{"name": "SelectionControl", "size": 7862}, | |
{"name": "TooltipControl", "size": 8435} | |
] | |
}, | |
{ | |
"name": "data", | |
"children": [ | |
{"name": "Data", "size": 20544}, | |
{"name": "DataList", "size": 19788}, | |
{"name": "DataSprite", "size": 10349}, | |
{"name": "EdgeSprite", "size": 3301}, | |
{"name": "NodeSprite", "size": 19382}, | |
{ | |
"name": "render", | |
"children": [ | |
{"name": "ArrowType", "size": 698}, | |
{"name": "EdgeRenderer", "size": 5569}, | |
{"name": "IRenderer", "size": 353}, | |
{"name": "ShapeRenderer", "size": 2247} | |
] | |
}, | |
{"name": "ScaleBinding", "size": 11275}, | |
{"name": "Tree", "size": 7147}, | |
{"name": "TreeBuilder", "size": 9930} | |
] | |
}, | |
{ | |
"name": "events", | |
"children": [ | |
{"name": "DataEvent", "size": 2313}, | |
{"name": "SelectionEvent", "size": 1880}, | |
{"name": "TooltipEvent", "size": 1701}, | |
{"name": "VisualizationEvent", "size": 1117} | |
] | |
}, | |
{ | |
"name": "legend", | |
"children": [ | |
{"name": "Legend", "size": 20859}, | |
{"name": "LegendItem", "size": 4614}, | |
{"name": "LegendRange", "size": 10530} | |
] | |
}, | |
{ | |
"name": "operator", | |
"children": [ | |
{ | |
"name": "distortion", | |
"children": [ | |
{"name": "BifocalDistortion", "size": 4461}, | |
{"name": "Distortion", "size": 6314}, | |
{"name": "FisheyeDistortion", "size": 3444} | |
] | |
}, | |
{ | |
"name": "encoder", | |
"children": [ | |
{"name": "ColorEncoder", "size": 3179}, | |
{"name": "Encoder", "size": 4060}, | |
{"name": "PropertyEncoder", "size": 4138}, | |
{"name": "ShapeEncoder", "size": 1690}, | |
{"name": "SizeEncoder", "size": 1830} | |
] | |
}, | |
{ | |
"name": "filter", | |
"children": [ | |
{"name": "FisheyeTreeFilter", "size": 5219}, | |
{"name": "GraphDistanceFilter", "size": 3165}, | |
{"name": "VisibilityFilter", "size": 3509} | |
] | |
}, | |
{"name": "IOperator", "size": 1286}, | |
{ | |
"name": "label", | |
"children": [ | |
{"name": "Labeler", "size": 9956}, | |
{"name": "RadialLabeler", "size": 3899}, | |
{"name": "StackedAreaLabeler", "size": 3202} | |
] | |
}, | |
{ | |
"name": "layout", | |
"children": [ | |
{"name": "AxisLayout", "size": 6725}, | |
{"name": "BundledEdgeRouter", "size": 3727}, | |
{"name": "CircleLayout", "size": 9317}, | |
{"name": "CirclePackingLayout", "size": 12003}, | |
{"name": "DendrogramLayout", "size": 4853}, | |
{"name": "ForceDirectedLayout", "size": 8411}, | |
{"name": "IcicleTreeLayout", "size": 4864}, | |
{"name": "IndentedTreeLayout", "size": 3174}, | |
{"name": "Layout", "size": 7881}, | |
{"name": "NodeLinkTreeLayout", "size": 12870}, | |
{"name": "PieLayout", "size": 2728}, | |
{"name": "RadialTreeLayout", "size": 12348}, | |
{"name": "RandomLayout", "size": 870}, | |
{"name": "StackedAreaLayout", "size": 9121}, | |
{"name": "TreeMapLayout", "size": 9191} | |
] | |
}, | |
{"name": "Operator", "size": 2490}, | |
{"name": "OperatorList", "size": 5248}, | |
{"name": "OperatorSequence", "size": 4190}, | |
{"name": "OperatorSwitch", "size": 2581}, | |
{"name": "SortOperator", "size": 2023} | |
] | |
}, | |
{"name": "Visualization", "size": 16540} | |
] | |
} | |
] | |
} |
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Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<style> | |
text { | |
font: 10px sans-serif; | |
} | |
</style> | |
<body> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> | |
<script> | |
var diameter = 960, | |
format = d3.format(",d"), | |
color = d3.scale.category20c(); | |
var bubble = d3.layout.pack() | |
.sort(null) | |
.size([diameter, diameter]) | |
.padding(1.5); | |
var svg = d3.select("body").append("svg") | |
.attr("width", diameter) | |
.attr("height", diameter) | |
.attr("class", "bubble"); | |
d3.json("flare.json", function(error, root) { | |
if (error) throw error; | |
var node = svg.selectAll(".node") | |
.data(bubble.nodes(classes(root)) | |
.filter(function(d) { return !d.children; })) | |
.enter().append("g") | |
.attr("class", "node") | |
.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; }); | |
node.append("title") | |
.text(function(d) { return d.className + ": " + format(d.value); }); | |
node.append("circle") | |
.attr("r", function(d) { return d.r; }) | |
.style("fill", function(d) { return color(d.packageName); }); | |
node.append("text") | |
.attr("dy", ".3em") | |
.style("text-anchor", "middle") | |
.text(function(d) { return d.className.substring(0, d.r / 3); }); | |
}); | |
// Returns a flattened hierarchy containing all leaf nodes under the root. | |
function classes(root) { | |
var classes = []; | |
function recurse(name, node) { | |
if (node.children) node.children.forEach(function(child) { recurse(node.name, child); }); | |
else classes.push({packageName: name, className: node.name, value: node.size}); | |
} | |
recurse(null, root); | |
return {children: classes}; | |
} | |
d3.select(self.frameElement).style("height", diameter + "px"); | |
</script> |
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