2c:null 2d:["$","title",null,{"children":"Icke-linjär regression | Mattias Villani | Observable"}] 32:T5ba,function addRegression(Plot) { Plot.regression = function ({ x, y, type, bandwidth, order, ...options }) { type = String(type).toLowerCase(); const regressor = type === "quad" ? reg.regressionQuad() : type === "poly" ? reg.regressionPoly() : type === "pow" ? reg.regressionPow() : type === "exp" ? reg.regressionExp() : type === "log" ? reg.regressionLog() : type === "loess" ? reg.regressionLoess() : reg.regressionLinear(); if (bandwidth && regressor.bandwidth) regressor.bandwidth(bandwidth); if (order && regressor.order) regressor.order(order); const z = options.z || options.stroke; // maybeZ return Plot.transform(options, function (data, facets) { const X = Plot.valueof(data, x); const Y = Plot.valueof(data, y); const Z = Plot.valueof(data, z); regressor.x((i) => X[i]).y((i) => Y[i]); const regFacets = []; const points = []; for (const facet of facets) { const regFacet = []; for (const I of Z ? d3.group(facet, (i) => Z[i]).values() : [facet]) { const reg = regressor(I); for (const d of reg) { const j = points.push(d) - 1; if (z) d[z] = Z[I[0]]; regFacet.push(j); } } regFacets.push(regFacet); } return { data: points, facets: regFacets }; }); }; return Plot; }33:[{"id":"30c90b75716db424723a99268675510fd5409405a879426c4f66299822bc899a731cfd714a74aa47d84623d9d7730df9a0e88b798e04f3e2bae3ef63714cc46c","href":"https://static.observableusercontent.com/files/30c90b75716db424723a99268675510fd5409405a879426c4f66299822bc899a731cfd714a74aa47d84623d9d7730df9a0e88b798e04f3e2bae3ef63714cc46c","name":"mtcars.csv","type":"text/csv","lastModified":1672739546944.849,"size":1699}] 30:{"id":"b24b306c256ce291","slug":"icke-linjar-regression","title":"Icke-linjär regression","thumbnail":"06bb51a7d085b747cb155cbd652ec3e371169d270b763094b9ecdbc846683f44","access_level":"public","create_time":"$D2023-01-03T09:45:11.527Z","update_time":"$D2023-01-26T15:09:35.785Z","view_time":null,"first_public_time":"$D2023-01-03T09:45:11.527Z","fork":{"id":"c4134a8cb65e3e72","slug":"plot-regression","title":"Plot: regression","owner":{"id":"da2a32154638c457","login":"fil","name":"Fil"}},"stars":0,"starred":false,"owner":{"type":"team","id":"7592a7ab121f74a0","login":"mattiasvillani","name":"Mattias Villani","avatar_url":"https://avatars-next.observableusercontent.com/a440aaf39a3abefb86cbcc758fd7a5ab42555ae68d6825b52ec006f385a94d1d","tier":"pro_2024"},"version":563,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"56499be8cf43f0ef","login":"mattiasvillani","name":"Mattias Villani","avatar_url":"https://avatars-next.observableusercontent.com/a440aaf39a3abefb86cbcc758fd7a5ab42555ae68d6825b52ec006f385a94d1d","tier":null}],"members":[{"type":"individual","id":"56499be8cf43f0ef","login":"mattiasvillani","name":"Mattias Villani","avatar_url":"https://avatars-next.observableusercontent.com/a440aaf39a3abefb86cbcc758fd7a5ab42555ae68d6825b52ec006f385a94d1d","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":{"id":"209e13808f44ed11","slug":"sda1","title":"SDA1","owner":{"id":"7592a7ab121f74a0","login":"mattiasvillani","name":"Mattias Villani"}},"type":"notebook","body":{"title":"Icke-linjär regression","cells":[{"id":0,"value":"md`# Icke-linjär regression`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":531,"value":"viewof param = type === \"LOESS\"\n ? Inputs.range([0, 1], { label: \"bandwidth (LOESS)\" })\n : type === \"Poly\"\n ? Inputs.range([1, 6], { label: \"poly order\", value: 3, step: 1 })\n : Object.assign(html`—`, { value: null })","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":362,"value":"viewof type = Inputs.select([\"Linear\", \"Quad\", \"Poly\", \"Log\", \"Exp\", \"LOESS\"], {\n label: \"model type\"\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":364,"value":"plt = Plot.plot({\n grid: false,\n marks: [\n Plot.dot(mtcars, {\n x: \"hp\",\n y: \"mpg\",\n stroke: \"steelblue\",\n r: 1.5\n }),\n Plot.line(\n mtcars,\n Plot.regression({\n x: \"hp\",\n y: \"mpg\",\n stroke: \"orange\",\n strokeWidth: 2,\n type,\n bandwidth: param,\n order: param\n })\n ),\n Plot.line(\n penguins,\n Plot.regression({\n x: \"hp\",\n y: \"mpg\",\n type,\n bandwidth: param,\n order: param\n })\n )\n ]\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":554,"value":"
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\n\n---\n## 🙈 Appendix 🙈\n\nHär följer bara kod och detaljer som du antagligen inte vill läsa.","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":382,"value":"\n### Data","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":512,"value":"mtcars = FileAttachment(\"mtcars.csv\").csv({typed: true});","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":545,"value":"### Imports","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":205,"value":"reg = require(\"d3-regression@1\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":441,"value":"Plot = addRegression(await require(\"@observablehq/plot@0.6\"))","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":543,"value":"### Functions","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":207,"value":"$32","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W33","stdlib":"1","titling":"auto"}} 31:"$30:body"