{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [
{
"data": {
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" <div id=\"hbNudh\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"library\">\n",
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" }; \n",
" window.letsPlotCall = function(f) {\n",
" window.letsPlotCallQueue.push(f);\n",
" };\n",
" (function() {\n",
" var script = document.createElement(\"script\");\n",
" script.type = \"text/javascript\";\n",
" script.src = \"https://cdn.jsdelivr.net/gh/JetBrains/lets-plot@v2.3.0/js-package/distr/lets-plot.min.js\";\n",
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" };\n",
" var e = document.getElementById(\"hbNudh\");\n",
" e.appendChild(script);\n",
" })();\n",
" </script>"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"%useLatestDescriptors\n",
"%use lets-plot\n",
"import java.util.Random"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"// This example was found at: \n",
"// www.cookbook-r.com/Graphs/Scatterplots_(ggplot2)\n",
"\n",
"val rand = java.util.Random(123)\n",
"val n = 20\n",
"val data = mapOf<String, List<*>>(\n",
" \"cond\" to List(n / 2) { \"A\" } + List(n / 2) { \"B\" },\n",
" \"xvar\" to List(n) { i:Int-> i }, \n",
" \"yvar\" to List(n) { i:Int-> i + rand.nextGaussian() * 3 }\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"#### Basic scatter plot"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" <div id=\"IxALrQ\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
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"\"x\":\"xvar\",\n",
"\"y\":\"yvar\"\n",
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"},\n",
"\"stat\":\"identity\",\n",
"\"shape\":1.0,\n",
"\"position\":\"identity\",\n",
"\"geom\":\"point\",\n",
"\"data\":{\n",
"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"IxALrQ\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"val p = letsPlot(data) { x = \"xvar\"; y = \"yvar\" } + ggsize(300, 250)\n",
"p + geomPoint(shape = 1)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"#### Add regression line"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [
{
"data": {
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" <div id=\"rybpJ4\"></div>\n",
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"}]\n",
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" var plotContainer = document.getElementById(\"rybpJ4\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"p + geomPoint(shape = 1) +\n",
" geomSmooth()"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [
{
"data": {
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" var plotContainer = document.getElementById(\"90sC45\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// Without standard error band.\n",
"p + geomPoint(shape = 1) +\n",
" geomSmooth(se = false)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"#### Split dataset by the `cond` variable"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [
{
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" var plotSpec={\n",
"\"mapping\":{\n",
"\"x\":\"xvar\",\n",
"\"y\":\"yvar\",\n",
"\"color\":\"cond\"\n",
"},\n",
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"},\n",
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"},\n",
"\"kind\":\"plot\",\n",
"\"scales\":[],\n",
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"},\n",
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"}\n",
"},{\n",
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"},\n",
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"\"cond\":[\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\"]\n",
"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"iiNGvx\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"val p1 = letsPlot(data) { x = \"xvar\"; y = \"yvar\"; color = \"cond\" } + ggsize(500, 250)\n",
"p1 + geomPoint(shape = 1) +\n",
" geomSmooth(se = false)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" <div id=\"3cEiGE\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
" (function() {\n",
" var plotSpec={\n",
"\"mapping\":{\n",
"\"x\":\"xvar\",\n",
"\"y\":\"yvar\",\n",
"\"color\":\"cond\"\n",
"},\n",
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"\"cond\":[\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\"]\n",
"},\n",
"\"ggsize\":{\n",
"\"width\":500.0,\n",
"\"height\":250.0\n",
"},\n",
"\"kind\":\"plot\",\n",
"\"scales\":[],\n",
"\"layers\":[{\n",
"\"mapping\":{\n",
"\"shape\":\"cond\"\n",
"},\n",
"\"stat\":\"identity\",\n",
"\"size\":5.0,\n",
"\"position\":\"identity\",\n",
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"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"3cEiGE\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// Map `shape` to the `cond` variable.\n",
"p1 + geomPoint(size = 5) { shape = \"cond\" }"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" <div id=\"F1OQ22\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
" (function() {\n",
" var plotSpec={\n",
"\"mapping\":{\n",
"\"x\":\"xvar\",\n",
"\"y\":\"yvar\",\n",
"\"color\":\"cond\"\n",
"},\n",
"\"data\":{\n",
"\"yvar\":[-4.31414792742272,2.9025852255330413,2.678186038496493,3.8323801422104644,4.552957466631817,3.9043586677544218,10.056090493036294,8.077708681007955,7.384161947842241,12.052485955548157,14.114693281686685,5.329404481450428,10.598634211929852,10.98677740976943,8.96180814139117,14.194166026725489,15.099984576207884,12.734927210327559,18.2859058065098,17.832111113004313],\n",
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"\"cond\":[\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"A\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\",\"B\"]\n",
"},\n",
"\"ggsize\":{\n",
"\"width\":500.0,\n",
"\"height\":250.0\n",
"},\n",
"\"kind\":\"plot\",\n",
"\"scales\":[{\n",
"\"aesthetic\":\"shape\",\n",
"\"values\":[1.0,2.0]\n",
"}],\n",
"\"layers\":[{\n",
"\"mapping\":{\n",
"\"shape\":\"cond\"\n",
"},\n",
"\"stat\":\"identity\",\n",
"\"size\":5.0,\n",
"\"position\":\"identity\",\n",
"\"geom\":\"point\",\n",
"\"data\":{\n",
"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"F1OQ22\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// Choose different shapes using `scale_shape_manual`:\n",
"// 1 - hollow circle \n",
"// 2 - hollow triangle\n",
"p1 + geomPoint(size = 5) { shape = \"cond\" } + \n",
" scaleShapeManual(values = listOf(1,2))"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"#### Handling overplotting"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {},
"outputs": [],
"source": [
"// Create data with overlapping points.\n",
"val data1 = mapOf(\n",
" \"xvar\" to (data[\"xvar\"] as List<Double>).map { (it / 5).toInt() * 5 },\n",
" \"yvar\" to (data[\"yvar\"] as List<Double>).map { (it / 5).toInt() * 5 },\n",
" )"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" <div id=\"jxB6D1\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
" (function() {\n",
" var plotSpec={\n",
"\"mapping\":{\n",
"\"x\":\"xvar\",\n",
"\"y\":\"yvar\"\n",
"},\n",
"\"data\":{\n",
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"},\n",
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"\"width\":500.0,\n",
"\"height\":250.0\n",
"},\n",
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"\"scales\":[{\n",
"\"aesthetic\":\"x\",\n",
"\"breaks\":[0.0,5.0,10.0,15.0]\n",
"}],\n",
"\"layers\":[{\n",
"\"mapping\":{\n",
"},\n",
"\"stat\":\"identity\",\n",
"\"size\":7.0,\n",
"\"alpha\":0.3,\n",
"\"position\":\"identity\",\n",
"\"geom\":\"point\",\n",
"\"data\":{\n",
"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"jxB6D1\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"val p2 = letsPlot(data1) { x = \"xvar\"; y = \"yvar\"} + ggsize(500, 250) +\n",
" scaleXContinuous(breaks = listOf(0, 5, 10, 15))\n",
"// Use `alpha` to show overplotting.\n",
"p2 + geomPoint(alpha = .3, size = 7)"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" <div id=\"cccgym\"></div>\n",
" <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
" (function() {\n",
" var plotSpec={\n",
"\"mapping\":{\n",
"\"x\":\"xvar\",\n",
"\"y\":\"yvar\"\n",
"},\n",
"\"data\":{\n",
"\"yvar\":[0.0,0.0,0.0,0.0,0.0,0.0,10.0,5.0,5.0,10.0,10.0,5.0,10.0,10.0,5.0,10.0,15.0,10.0,15.0,15.0],\n",
"\"xvar\":[0.0,0.0,0.0,0.0,0.0,5.0,5.0,5.0,5.0,5.0,10.0,10.0,10.0,10.0,10.0,15.0,15.0,15.0,15.0,15.0]\n",
"},\n",
"\"ggsize\":{\n",
"\"width\":500.0,\n",
"\"height\":250.0\n",
"},\n",
"\"kind\":\"plot\",\n",
"\"scales\":[{\n",
"\"aesthetic\":\"x\",\n",
"\"breaks\":[0.0,5.0,10.0,15.0]\n",
"}],\n",
"\"layers\":[{\n",
"\"mapping\":{\n",
"},\n",
"\"stat\":\"identity\",\n",
"\"shape\":1.0,\n",
"\"position\":{\n",
"\"name\":\"jitter\",\n",
"\"width\":0.1,\n",
"\"kind\":\"pos\",\n",
"\"height\":0.1\n",
"},\n",
"\"geom\":\"point\",\n",
"\"data\":{\n",
"}\n",
"}]\n",
"};\n",
" var plotContainer = document.getElementById(\"cccgym\");\n",
" window.letsPlotCall(function() {{\n",
" LetsPlot.buildPlotFromProcessedSpecs(plotSpec, -1, -1, plotContainer);\n",
" }});\n",
" })(); \n",
" </script>"
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// `jitter` points to show overplotting in another way.\n",
"p2 + geomPoint(shape = 1, position = positionJitter(width=.1, height=.1))"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Kotlin",
"language": "kotlin",
"name": "kotlin"
},
"language_info": {
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