2d:null 2e:["$","title",null,{"children":"OpenStreetMap changesets stats | Wille Marcel | Observable"}] 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31:{"id":"03bc3db664ab2cff","slug":"osm-changesets-stats","title":"OpenStreetMap changesets stats","thumbnail":"b9d56d51b4944ef00adb088c763bfe73b7fcba32dd7ef44ba917b2e4255b6153","access_level":"public","create_time":"$D2021-05-13T20:03:25.148Z","update_time":"$D2021-06-22T19:14:52.644Z","view_time":null,"first_public_time":"$D2021-05-17T21:27:52.831Z","fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"524efcbeea8f4655","login":"willemarcel","name":"Wille Marcel","avatar_url":"https://avatars-next.observableusercontent.com/f4de9abe4550086af4d9c3ca9c73673d279b752d094c856a56dd318d6e3e48d7","tier":"starter_2024"},"version":326,"publish_version":326,"role":null,"authored":false,"authors":[{"type":"individual","id":"1ed1697155e35789","login":"willemarcel","name":"Wille Marcel","avatar_url":"https://avatars-next.observableusercontent.com/f4de9abe4550086af4d9c3ca9c73673d279b752d094c856a56dd318d6e3e48d7","tier":null}],"members":[{"type":"individual","id":"1ed1697155e35789","login":"willemarcel","name":"Wille Marcel","avatar_url":"https://avatars-next.observableusercontent.com/f4de9abe4550086af4d9c3ca9c73673d279b752d094c856a56dd318d6e3e48d7","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"title":"OpenStreetMap changesets stats","cells":[{"id":0,"value":"# OpenStreetMap changesets stats","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":156,"value":"viewof enabledEditors = Inputs.checkbox(editors, {\n label: \"Editors\",\n value: editors\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":173,"value":"#### Select an indicator","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":178,"value":"viewof indicator = html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":166,"value":"#### Select a Region","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":164,"value":"viewof regionSelector = html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":114,"value":"viewof chart = {\n const line = vl\n .markLine()\n .data(regions[regionSelector])\n .encode(\n vl.x().fieldT(\"year\"),\n vl.y().fieldQ(indicator),\n vl.color().fieldN(\"editor\").sort(editors)\n )\n .width(chartSize.width)\n .height(chartSize.height);\n return vl.layer(line, line.markCircle()).render();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":222,"value":"#### Select a Region to the second chart","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":219,"value":"viewof regionSelector1 = html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":216,"value":"viewof chart1 = {\n const line = vl\n .markLine()\n .data(regions[regionSelector1])\n .encode(\n vl.x().fieldT(\"year\"),\n vl.y().fieldQ(indicator),\n vl.color().fieldN(\"editor\").sort(editors)\n )\n .width(chartSize.width)\n .height(chartSize.height);\n return vl.layer(line, line.markCircle()).render();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":233,"value":"## Insights","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":236,"value":"- Number of **JOSM** changesets is **bigger** than **iD** since:\n - 2020, in Asia\n - 2019, in Latin America\n - 2018, in Oceania\n - 2017, in Africa\n - In Europe and US/Canada, iD is more used than JOSM\n- Usage of RapiD has relevant numbers only in Asia and in US/Canada\n- Europe and Oceania are the only regions with relevant numbers on mobile editor usage\n- Maps.me reached a peak in usage in 2017 and, since then, it's decreasing\n- OsmAnd has been growing in Africa since 2019\n- StreetComplete has a very high growing rate in Europe, US/Canada and Oceania\n- In 2020, the number of changesets decreased in Africa and the number of edits had a tiny growth\n- In contrast, Latin America had a relevant growth in changesets and edits in 2020, mostly done with JOSM","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":198,"value":"## Data & code","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":279,"value":"Areas of each region: http://geojson.io/#id=gist:willemarcel/9cd897b1accf7627fd0e003d8e1593a9&map=2/34.3/13.0","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":22,"value":"years = range(2010, 2020)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":51,"value":"editors = [\n \"iD\",\n \"RapiD\",\n \"JOSM\",\n \"Potlatch\",\n \"OsmAnd\",\n \"MAPS.ME\",\n \"StreetComplete\",\n \"Vespucci\",\n // \"Osm Go!\",\n \"Go Map!\",\n \"Other\"\n]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":137,"value":"chartSize = ({height: 500, width: 700});","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":19,"value":"function range(start, end) {\n if (start === end) return [start];\n return [start, ...range(start + 1, end)];\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":28,"value":"function getEditor(editor) {\n if (!editor) return \"Other\";\n if (editor.startsWith(\"iD\")) return \"iD\";\n if (editor.startsWith(\"RapiD\")) return \"RapiD\";\n if (editor.includes(\"JOSM\")) return \"JOSM\";\n if (editor.startsWith(\"OsmAnd\")) return \"OsmAnd\";\n if (editor.startsWith(\"MAPS.ME\")) return \"MAPS.ME\";\n if (editor.startsWith(\"Vespucci\")) return \"Vespucci\";\n if (editor.startsWith(\"StreetComplete\")) return \"StreetComplete\";\n if (editor.startsWith(\"Potlatch\")) return \"Potlatch\";\n // if (editor.startsWith('Osm Go!')) return 'Osm Go!';\n if (editor.startsWith(\"Go Map!\")) return \"Go Map!\";\n return \"Other\";\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":17,"value":"function normalizeEditor(dataset) {\n return dataset.map((i) => ({ ...i, editor: getEditor(i.editor) }));\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":62,"value":"function sum(arr) {\n return arr.reduce((result, i) => Number(i) + result, 0);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":80,"value":"function mapProp(arr, prop) {\n return arr.map((i) => i[prop]);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":60,"value":"function groupYearsAndEditor(dataset) {\n let result = [];\n years.forEach((year) => {\n enabledEditors.forEach((editor) => {\n let obj = {\n year: `${year}-01-01`,\n editor: editor,\n changesets: 0,\n total_edits: 0\n };\n const selected = dataset.filter(\n (i) => Number(i.year) === year && i.editor === editor\n );\n obj.changesets = sum(mapProp(selected, \"changesets\"));\n obj.total_edits = sum(mapProp(selected, \"total_edits\"));\n result.push(obj);\n });\n });\n return result;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":9,"value":"latinAmerica = FileAttachment(\"latam.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":297,"value":"asia = FileAttachment(\"asia.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":302,"value":"oceania = FileAttachment(\"oceania.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":189,"value":"europe = FileAttachment(\"europe@1.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":251,"value":"usaCan = FileAttachment(\"uscan.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":262,"value":"africa = FileAttachment(\"africa.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":34,"value":"regions = await {\n af: groupYearsAndEditor(normalizeEditor(africa)),\n lac: groupYearsAndEditor(normalizeEditor(latinAmerica)),\n asia: groupYearsAndEditor(normalizeEditor(asia)),\n oc: groupYearsAndEditor(normalizeEditor(oceania)),\n eu: groupYearsAndEditor(normalizeEditor(europe)),\n usca: groupYearsAndEditor(normalizeEditor(usaCan))\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W33","stdlib":"1","titling":"auto"}} 32:"$31:body"