{"id":1838,"date":"2023-07-24T19:13:03","date_gmt":"2023-07-24T19:13:03","guid":{"rendered":"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/"},"modified":"2023-07-24T19:13:03","modified_gmt":"2023-07-24T19:13:03","slug":"ggplot-legendalabels","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/","title":{"rendered":"Legendalabels bewerken in ggplot2 (met voorbeelden)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">U kunt de volgende syntaxis gebruiken om legendalabels in ggplot2 te wijzigen:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>p + scale_fill_discrete(labels=c(' <span style=\"color: #ff0000;\">label1<\/span> ', ' <span style=\"color: #ff0000;\">label2<\/span> ', ' <span style=\"color: #ff0000;\">label3<\/span> ', ...))\n<\/strong><\/pre>\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: Bewerk legendalabels in ggplot2<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Stel dat we de volgende gegroepeerde boxplot maken in ggplot2:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #993300;\">library<\/span> (ggplot2) \n\n<span style=\"color: #008080;\">#make this example reproducible<\/span>\nset. <span style=\"color: #3366ff;\">seeds<\/span> (1)\n\n<span style=\"color: #008080;\">#create dataset\n<\/span>data &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=rep(c(' <span style=\"color: #ff0000;\">A<\/span> ', ' <span style=\"color: #ff0000;\">B<\/span> ', ' <span style=\"color: #ff0000;\">C<\/span> '), each= <span style=\"color: #008000;\">50<\/span> ),\n                   program=rep(c(' <span style=\"color: #ff0000;\">low<\/span> ', ' <span style=\"color: #ff0000;\">high<\/span> '), each= <span style=\"color: #008000;\">25<\/span> ),\n                   values=seq(1:150)+sample(1:100, 150, replace= <span style=\"color: #008000;\">TRUE<\/span> ))\n\n<span style=\"color: #008080;\">#create grouped boxplots\n<\/span>p &lt;- ggplot(data, <span style=\"color: #3366ff;\">aes<\/span> (x=team, y=values, fill=program)) + \n       geom_boxplot() \n\n<span style=\"color: #008080;\">#display grouped boxplots\n<\/span>p<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17766 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/etiquettes1.png\" alt=\"\" width=\"463\" height=\"460\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Standaard nemen legendalabels de volgende waarden aan voor de <strong>opvulvariabele<\/strong> :<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">hoog<\/span><\/li>\n<li> <span style=\"color: #000000;\">zwak<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Laten we echter zeggen dat we de legendalabels willen vervangen door:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Hoog programma<\/span><\/li>\n<li> <span style=\"color: #000000;\">Laag programma<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">We kunnen hiervoor de volgende syntaxis gebruiken:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create grouped boxplots with custom legend labels\n<\/span>p &lt;- ggplot(data, <span style=\"color: #3366ff;\">aes<\/span> (x=team, y=values, fill=program)) + \n       geom_boxplot() +\n       scale_fill_discrete(labels=c(' <span style=\"color: #ff0000;\">High Program<\/span> ', ' <span style=\"color: #ff0000;\">Low Program<\/span> '))\n\n<span style=\"color: #008080;\">#display grouped boxplots<\/span>\np<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17767 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/etiquettes2.png\" alt=\"\" width=\"463\" height=\"460\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">De legenda toont nu de labels die we hebben opgegeven.<\/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\/verander-de-titel-van-de-legenda-ggplot2\/\" target=\"_blank\" rel=\"noopener\">Hoe de titel van de legenda in ggplot2 te veranderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/ggplot-legendapositie\/\" target=\"_blank\" rel=\"noopener\">Hoe de legendapositie in ggplot2 te veranderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/grootte-van-ggplot2-legenda\/\" target=\"_blank\" rel=\"noopener\">Hoe de legendagrootte in ggplot2 te veranderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/verwijder-ggplot2-legenda\/\" target=\"_blank\" rel=\"noopener\">Hoe een legenda in ggplot2 te verwijderen<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U kunt de volgende syntaxis gebruiken om legendalabels in ggplot2 te wijzigen: p + scale_fill_discrete(labels=c(&#8218; label1 &#8218;, &#8218; label2 &#8218;, &#8218; label3 &#8218;, &#8230;)) Het volgende voorbeeld laat zien hoe u deze syntaxis in de praktijk kunt gebruiken. Voorbeeld: Bewerk legendalabels in ggplot2 Stel dat we de volgende gegroepeerde boxplot maken in ggplot2: library (ggplot2) [&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-1838","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>Legendalabels bewerken in ggplot2 (met voorbeelden)<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt uitgelegd hoe u legendalabels in plots in ggplot2 kunt wijzigen, met verschillende voorbeelden.\" \/>\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-legendalabels\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Legendalabels bewerken in ggplot2 (met voorbeelden)\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt uitgelegd hoe u legendalabels in plots in ggplot2 kunt wijzigen, met verschillende voorbeelden.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T19:13:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/etiquettes1.png\" \/>\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=\"1\u00a0Minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/\",\"url\":\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/\",\"name\":\"Legendalabels bewerken in ggplot2 (met voorbeelden)\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-24T19:13:03+00:00\",\"dateModified\":\"2023-07-24T19:13:03+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt uitgelegd hoe u legendalabels in plots in ggplot2 kunt wijzigen, met verschillende voorbeelden.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/ggplot-legendalabels\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Legendalabels bewerken in ggplot2 (met voorbeelden)\"}]},{\"@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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