{"id":3557,"date":"2023-07-16T20:50:00","date_gmt":"2023-07-16T20:50:00","guid":{"rendered":"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/"},"modified":"2023-07-16T20:50:00","modified_gmt":"2023-07-16T20:50:00","slug":"ggplot-facet-aslabels","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/","title":{"rendered":"Hoe facetaslabels in ggplot2 te veranderen"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">U kunt de functie <strong>as_labeller()<\/strong> gebruiken om facetaslabels in ggplot2 te wijzigen:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #000000;\">ggplot(df, aes(x, y)) + \n  geom_point() +\n  facet_wrap(.~group,\n             strip. <span style=\"color: #3366ff;\">position<\/span> = ' <span style=\"color: #ff0000;\">left<\/span> ', \n             labeller = as_labeller(c(A=' <span style=\"color: #ff0000;\">new1<\/span> ', B=' <span style=\"color: #ff0000;\">new2<\/span> ', C=' <span style=\"color: #ff0000;\">new3<\/span> ', D=' <span style=\"color: #ff0000;\">new4<\/span> '))) +\n  ylab(NULL) +\n  theme(strip. <span style=\"color: #3366ff;\">background<\/span> = element_blank(),\n        strip. <span style=\"color: #3366ff;\">placement<\/span> ='outside')\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dit specifieke voorbeeld vervangt de volgende oude labels:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">ABCD<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">met de volgende nieuwe labels:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">nieuw1, nieuw2, nieuw3, nieuw4<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Het volgende voorbeeld laat zien hoe u deze syntaxis in de praktijk kunt gebruiken.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Voorbeeld: Facet-aslabels bewerken in ggplot2<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Stel dat we het volgende dataframe in R hebben:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'A', 'B', 'B', 'C', 'C', 'D', 'D'),\n                 points=c(8, 14, 20, 22, 25, 29, 30, 31),\n                 assists=c(10, 5, 5, 3, 8, 6, 9, 12))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points assists\n1 to 8 10\n2 to 14 5\n3 B 20 5\n4 B 22 3\n5 C 25 8\n6 C 29 6\n7 D 30 9\n8 D 31 12<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">De volgende code laat zien hoe je <strong>facet_wrap()<\/strong> gebruikt om een raster te maken dat een spreidingsdiagram van assists versus punten voor elk team weergeeft:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #993300;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create multiple scatter plots using facet_wrap\n<\/span>ggplot(df, <span style=\"color: #3366ff;\">aes<\/span> (assists, points)) +\n  geom_point() +\n  facet_wrap(.~team, nrow= <span style=\"color: #008000;\">4<\/span> )\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29435 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/facette11.jpg\" alt=\"\" width=\"595\" height=\"472\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Momenteel hebben facetten de volgende labels: A, B, C, D.<\/span><\/p>\n<p> <span style=\"color: #000000;\">We kunnen echter de volgende code gebruiken om de labels te wijzigen in Team A, Team B, Team C en Team D:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #993300;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create multiple scatter plots using facet_wrap with custom facet labels<\/span>\nggplot(df, aes(assists, points)) + \n  geom_point() +\n  facet_wrap(.~team, nrow= <span style=\"color: #008000;\">4<\/span> ,\n             strip. <span style=\"color: #3366ff;\">position<\/span> = ' <span style=\"color: #ff0000;\">left<\/span> ', \n             labeller = as_labeller(c(A=' <span style=\"color: #ff0000;\">team A<\/span> ',\n                                      B=' <span style=\"color: #ff0000;\">team B<\/span> ',\n                                      C=' <span style=\"color: #ff0000;\">team C<\/span> ',\n                                      D=' <span style=\"color: #ff0000;\">team D<\/span> '))) +\n  ylab(NULL) +\n  theme(strip. <span style=\"color: #3366ff;\">background<\/span> = element_blank(),\n        strip. <span style=\"color: #3366ff;\">placement<\/span> = ' <span style=\"color: #ff0000;\">outside<\/span> ')\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-29436\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/facette12.jpg\" alt=\"ggplot2 verandert facetaslabels\" width=\"559\" height=\"448\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Merk op dat de facetlabels zijn gewijzigd in Team A, Team B, Team C en Team D en naar de linkerkant van de plot zijn verplaatst.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Opmerking<\/strong> : het argument <strong>strip.background<\/strong> verwijdert de grijze achtergrond achter de facetlabels, en het argument <strong>strip.placement<\/strong> specificeert dat de labels buiten de maatstreepjes op de as moeten worden geplaatst.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Aanvullende bronnen<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">In de volgende tutorials wordt uitgelegd hoe u andere veelvoorkomende taken in ggplot2 kunt uitvoeren:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/nl\/volgorde-van-ggplot-facetten\/\" target=\"_blank\" rel=\"noopener\">Hoe de volgorde van facetten in ggplot2 te veranderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/ggplot-lettergrootte\/\" target=\"_blank\" rel=\"noopener\">Hoe de lettergrootte in ggplot2 te veranderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/roteer-aslabels-ggplot2\/\" target=\"_blank\" rel=\"noopener\">Hoe aslabels te roteren in ggplot2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U kunt de functie as_labeller() gebruiken om facetaslabels in ggplot2 te wijzigen: ggplot(df, aes(x, y)) + geom_point() + facet_wrap(.~group, strip. position = &#8218; left &#8218;, labeller = as_labeller(c(A=&#8216; new1 &#8218;, B=&#8216; new2 &#8218;, C=&#8216; new3 &#8218;, D=&#8216; new4 &#8218;))) + ylab(NULL) + theme(strip. background = element_blank(), strip. placement =&#8217;outside&#8216;) Dit specifieke voorbeeld vervangt de volgende [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3557","post","type-post","status-publish","format-standard","hentry","category-gids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hoe facetaslabels te veranderen in ggplot2 - Statorials<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt met een voorbeeld uitgelegd hoe u facetaslabels in ggplot2 kunt wijzigen.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hoe facetaslabels te veranderen in ggplot2 - Statorials\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt met een voorbeeld uitgelegd hoe u facetaslabels in ggplot2 kunt wijzigen.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-16T20:50:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/facette11.jpg\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/\",\"url\":\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/\",\"name\":\"Hoe facetaslabels te veranderen in ggplot2 - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-16T20:50:00+00:00\",\"dateModified\":\"2023-07-16T20:50:00+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt met een voorbeeld uitgelegd hoe u facetaslabels in ggplot2 kunt wijzigen.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-facet-aslabels\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hoe facetaslabels in ggplot2 te veranderen\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/nl\/#website\",\"url\":\"https:\/\/statorials.org\/nl\/\",\"name\":\"Statorials\",\"description\":\"Uw gids voor statistische competentie\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/nl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"de\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Ik ben Benjamin, een gepensioneerde hoogleraar statistiek die nu een toegewijde Statorials-lesgever is. 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