${data.title[0]}${labels[j] && ` (${labels[j]})`} ${data.title[1]}${labels[i] && ` (${labels[i]})`}

29:null 2a:["$","title",null,{"children":"2010 Illinois Domestic Offenses per 100,000 and % Rural by County | Lizzy Fitzsimmons | Observable"}] 2f:T4bb,legend = () => { const k = 24; const arrow = DOM.uid(); return svg` ${d3.cross(d3.range(n), d3.range(n)).map(([i, j]) => svg` ${data.title[0]}${labels[j] && ` (${labels[j]})`} ${data.title[1]}${labels[i] && ` (${labels[i]})`} `)} ${data.title[0]} ${data.title[1]} `; } // this codes for the bivariate legend -- the 45 degree angle, the layout of colors, and where the labels are.30:[{"id":"fbcc8084a5d39638f7a34b4d1705d4dfb0ff06701d79133c57c9a2a952b810facad1591846ba321987d44bf8467e7e52d1299d7db0a237511965c66a51aff260","href":"https://static.observableusercontent.com/files/fbcc8084a5d39638f7a34b4d1705d4dfb0ff06701d79133c57c9a2a952b810facad1591846ba321987d44bf8467e7e52d1299d7db0a237511965c66a51aff260","name":"IL_County.json","type":"application/json","lastModified":1680561028937.216,"size":85058},{"id":"d38bf98de30454fc9b11ea46b56f440b4d651b724ed9ff6cce5d2ba22ec7daed4d6eceed7969112c11d103eee70c7ec8ee1f3a6455f0156a42b958eef482d333","href":"https://static.observableusercontent.com/files/d38bf98de30454fc9b11ea46b56f440b4d651b724ed9ff6cce5d2ba22ec7daed4d6eceed7969112c11d103eee70c7ec8ee1f3a6455f0156a42b958eef482d333","name":"hatecrimesIL2010@1.csv","type":"text/csv","lastModified":1680563405991.297,"size":6363},{"id":"e6fd080f846fda045af0534c72d15aee23b9879b8ebc415009c9ccb1c417846ef58270afa545c92d1933323b5007fb9ce666332ae8f18016da45458309823ee4","href":"https://static.observableusercontent.com/files/e6fd080f846fda045af0534c72d15aee23b9879b8ebc415009c9ccb1c417846ef58270afa545c92d1933323b5007fb9ce666332ae8f18016da45458309823ee4","name":"domoffIL2010.csv","type":"text/csv","lastModified":1680564243571.51,"size":6827}] 2d:{"id":"e1d1650a455640e4","slug":null,"title":"2010 Illinois Domestic Offenses per 100,000 and % Rural by County","thumbnail":"00a15c3d13e1c7ebbd3999f52fc62c4ab15bb91e85dd17b2c2ed9f9e68c8a469","access_level":"public","create_time":"$D2023-04-03T22:29:47.816Z","update_time":"$D2023-04-09T02:36:19.542Z","view_time":null,"first_public_time":"$D2023-04-03T22:29:47.816Z","fork":{"id":"65c7f6ce9b65d583","slug":"bivariate-choropleth-mapping","title":"Bivariate Choropleth Mapping","owner":{"id":"22130e106df70095","login":"geoviz","name":"Geographic Visualization (GEOG 3540) - University of Iowa"}},"stars":0,"starred":false,"owner":{"type":"team","id":"3de1d35236aa03c3","login":"liz-fitz","name":"Lizzy Fitzsimmons","avatar_url":"https://avatars-next.observableusercontent.com/e084f7e151eeaa8726cf5b3406d81af2e2b0d91dafe6aad7e8774242eca5875a","tier":"starter_2024"},"version":552,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"83d91f95e6bd335a","login":"liz-fitz","name":"Lizzy Fitzsimmons","avatar_url":"https://avatars-next.observableusercontent.com/e084f7e151eeaa8726cf5b3406d81af2e2b0d91dafe6aad7e8774242eca5875a","tier":null}],"members":[{"type":"individual","id":"83d91f95e6bd335a","login":"liz-fitz","name":"Lizzy Fitzsimmons","avatar_url":"https://avatars-next.observableusercontent.com/e084f7e151eeaa8726cf5b3406d81af2e2b0d91dafe6aad7e8774242eca5875a","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"title":"2010 Illinois Domestic Offenses per 100,000 and % Rural by County","cells":[{"id":0,"value":"md`# 2010 Illinois Domestic Offenses per 100,000 and % Rural by County\n\nAssignment 5: Bivariate Choropleth Mapping. Data: [Illinois Criminal Justice Information Authority, 2010]`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":194,"value":"viewof colors = {\n const form = html`

color scheme`;\n form.i.selectedIndex = 1;\n form.oninput = () => form.value = schemes[form.i.selectedIndex].colors;\n form.oninput();\n return form;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":14,"value":"chart = {\n const svg = d3.create(\"svg\")\n .attr(\"viewBox\", [0, 0, width, height]);\n\n svg.append(legend)\n .attr(\"transform\", \"translate(670,250)\");\n\n svg.append(\"g\")\n .selectAll(\"path\")\n .data(topojson.feature(polygons, polygons.objects.IL_BNDY_County_Py).features)\n .join(\"path\")\n .attr(\"fill\", d => color(data.get(d.properties[idAttribute])))\n .attr(\"d\", path)\n .append(\"title\")\n .text(d => `${d.properties[countyname]}, ${format(data.get(d.properties[idAttribute]))}`); // this creates the hover-over that displays the county name as well as the values for both variables. The format and labels cells from below allow for an added (high) or (low) for a variable if the county is in the highest or lowest category.\n\n return svg.node();\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":550,"value":"This map shows that in general, domestic offenses are being recorded more in the northern half of Illinois where there tends to also be more urbanization, but the spatial pattern is complex with counties in the highest and lowest categories for both variables being distributed across the state. It does make logical sense that people in more crowded and stressful environments like cities would have greater violence both outside and inside the home, but this disparity may also have some root in the decreased policing and general reluctance to get the law involved within these more rural counties. The complexity of this spatial pattern supports the likely complexity of what leads to these domestic offenses.","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined"},{"id":359,"value":"// http://www.joshuastevens.net/cartography/make-a-bivariate-choropleth-map/\nschemes = [\n {\n name: \"RdBu\", \n colors: [\n \"#e8e8e8\", \"#e4acac\", \"#c85a5a\",\n \"#b0d5df\", \"#ad9ea5\", \"#985356\",\n \"#64acbe\", \"#627f8c\", \"#574249\"\n ]\n },\n {\n name: \"BuPu\", \n colors: [\n \"#e8e8e8\", \"#ace4e4\", \"#5ac8c8\",\n \"#dfb0d6\", \"#a5add3\", \"#5698b9\", \n \"#be64ac\", \"#8c62aa\", \"#3b4994\"\n ]\n },\n {\n name: \"GnBu\", \n colors: [\n \"#e8e8e8\", \"#b5c0da\", \"#6c83b5\",\n \"#b8d6be\", \"#90b2b3\", \"#567994\",\n \"#73ae80\", \"#5a9178\", \"#2a5a5b\"\n ]\n },\n {\n name: \"PuOr\", \n colors: [\n \"#e8e8e8\", \"#e4d9ac\", \"#c8b35a\",\n \"#cbb8d7\", \"#c8ada0\", \"#af8e53\",\n \"#9972af\", \"#976b82\", \"#804d36\"\n ]\n }\n]","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":216,"value":"labels = [\"low\", \"\", \"high\"]","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":207,"value":"n = Math.floor(Math.sqrt(colors.length))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":209,"value":"x = d3.scaleQuantile(Array.from(data.values(), d => d[0]), d3.range(n))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":204,"value":"y = d3.scaleQuantile(Array.from(data.values(), d => d[1]), d3.range(n))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":486,"value":"path = d3.geoPath().projection(projection)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":462,"value":"//Rotate the map sets the longitude of origin for our UTM projection.\nprojection = d3.geoTransverseMercator().rotate([87,0]).fitExtent([[10, 10], [width, height]], polygon_features);","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":430,"value":"polygon_features = topojson.feature(polygons, polygons.objects.IL_BNDY_County_Py)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":467,"value":"data = Object.assign(new Map(d3.csvParse(await FileAttachment(\"domoffIL2010.csv\").text(), ({CO_FIPS, percent_rural, total_rate}) => [+CO_FIPS, [+percent_rural, +total_rate]])), {title: [\"% Rural\", \"Domestic Offense Rate\"]})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":546,"value":"countyname = \"COUNTY_NAM\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":483,"value":"idAttribute = \"CO_FIPS\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":8,"value":"polygons = FileAttachment(\"IL_County.json\").json()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":427,"value":"height = 610","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":424,"value":"width = 875","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":480,"value":"$2f","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":477,"value":"color = {\n return value => {\n if (!value) return \"#ccc\";\n let [a, b] = value;\n return colors[y(b) + x(a) * n];\n };\n} // this creates the bivariate color scheme, which ensures that the two colors mix properly to create the colors with intermediate values in both variables.","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":513,"value":"formatNum = d3.format(\".1f\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":474,"value":"format = (value) => {\n if (!value) return \"N/A\";\n let [a, b] = value;\n return `${a} ${data.title[0]}${labels[x(a)] && ` (${labels[x(a)]})`}\n${formatNum(b)} ${data.title[1]}${labels[y(b)] && ` (${labels[y(b)]})`}`;\n} // this code formats labels in the legend and the hover-over","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":6,"value":"topojson = require(\"topojson-client@3\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":3,"value":"d3 = require(\"d3@5\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W30","stdlib":"1","titling":"auto"}} 2e:"$2d:body"