{"id":995,"date":"2023-07-28T01:39:28","date_gmt":"2023-07-28T01:39:28","guid":{"rendered":"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/"},"modified":"2023-07-28T01:39:28","modified_gmt":"2023-07-28T01:39:28","slug":"matplotlib-weergaveraster","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/","title":{"rendered":"Hoe rasterlijnen op matplotlib-plots worden weergegeven"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Standaard geeft Matplotlib geen rasterlijnen op plots weer. U kunt echter de functie <a href=\"https:\/\/matplotlib.org\/3.1.1\/api\/_as_gen\/matplotlib.pyplot.grid.html\" target=\"_blank\" rel=\"noopener noreferrer\">matplotlib.pyplot.grid()<\/a> gebruiken om de rasterlijnen op een plot eenvoudig weer te geven en aan te passen.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Deze tutorial toont een voorbeeld van praktisch gebruik van deze functie.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Basisspreidingsdiagram in Matplotlib<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">De volgende code laat zien hoe u een eenvoudig spreidingsdiagram maakt met Matplotlib:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createdata<\/span>\nx = [1, 2, 3, 4, 5]\ny = [20, 25, 49, 88, 120]\n\n<span style=\"color: #008080;\">#create scatterplot of data<\/span>\nplt. <span style=\"color: #3366ff;\">scatter<\/span> (x,y)\nplt. <span style=\"color: #3366ff;\">show<\/span> ()\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-10324 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage1.png\" alt=\"\" width=\"421\" height=\"275\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Voeg rasterlijnen toe aan beide assen<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Om een raster aan de plot toe te voegen, kunnen we eenvoudigweg de opdracht <strong>plt.grid(True)<\/strong> gebruiken:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#create data<\/span>\nx = [1, 2, 3, 4, 5]\ny = [20, 25, 49, 88, 120]\n\n<span style=\"color: #008080;\">#create scatterplot of data with gridlines<\/span>\nplt. <span style=\"color: #3366ff;\">scatter<\/span> (x,y)\nplt. <span style=\"color: #3366ff;\">grid<\/span> ( <span style=\"color: #008000;\">True<\/span> )\nplt. <span style=\"color: #3366ff;\">show<\/span> ()<\/strong>\n<\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-10325 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage2.png\" alt=\"Matplotlib-plot met raster\" width=\"423\" height=\"277\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Voeg een raster met \u00e9\u00e9n as toe<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">We kunnen het <strong>asargument<\/strong> gebruiken om alleen een rasterlijn aan de x-as toe te voegen:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createdata<\/span>\nx = [1, 2, 3, 4, 5]\ny = [20, 25, 49, 88, 120]\n\n<span style=\"color: #008080;\">#create scatterplot of data with gridlines<\/span>\nplt. <span style=\"color: #3366ff;\">scatter<\/span> (x,y)\nplt. <span style=\"color: #3366ff;\">grid<\/span> ( <span style=\"color: #000000;\">axis=' <span style=\"color: #008000;\">x<\/span> '<\/span> )\nplt. <span style=\"color: #3366ff;\">show<\/span> ()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-10326 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage3.png\" alt=\"Matplotlib-raster op \u00e9\u00e9n as\" width=\"402\" height=\"305\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Of gewoon de y-as:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createdata<\/span>\nx = [1, 2, 3, 4, 5]\ny = [20, 25, 49, 88, 120]\n\n<span style=\"color: #008080;\">#create scatterplot of data with gridlines<\/span>\nplt. <span style=\"color: #3366ff;\">scatter<\/span> (x,y)\nplt. <span style=\"color: #3366ff;\">grid<\/span> ( <span style=\"color: #000000;\">axis=' <span style=\"color: #008000;\">y<\/span> '<\/span> )\nplt. <span style=\"color: #3366ff;\">show<\/span> ()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-10327 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage4.png\" alt=\"Matplotlib-plot met Y-asraster\" width=\"418\" height=\"312\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Pas het raster aan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">We kunnen het uiterlijk van het raster ook aanpassen met behulp van de <strong>plt.rc()<\/strong> functie:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#create data<\/span>\nx = [1, 2, 3, 4, 5]\ny = [20, 25, 49, 88, 120]\n\n<span style=\"color: #008080;\">#create scatterplot of data with gridlines\n<span style=\"color: #000000;\">plt. <span style=\"color: #3366ff;\">rc<\/span> (' <span style=\"color: #008000;\">grid<\/span> ', linestyle=' <span style=\"color: #008000;\">:<\/span> ', color=' <span style=\"color: #008000;\">red<\/span> ', linewidth= <span style=\"color: #008000;\">2<\/span> )<\/span><\/span>\nplt. <span style=\"color: #3366ff;\">scatter<\/span> (x,y)\nplt. <span style=\"color: #3366ff;\">grid<\/span> ( <span style=\"color: #000000;\"><span style=\"color: #008000;\">True<\/span><\/span> )\nplt. <span style=\"color: #3366ff;\">show<\/span> ()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-10328 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage5.png\" alt=\"Aangepaste rasterlijnen in Matplotlib\" width=\"417\" height=\"312\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">U kunt een volledige lijst met manieren om rasterlijnen aan te passen vinden in de <a href=\"https:\/\/matplotlib.org\/stable\/api\/_as_gen\/matplotlib.pyplot.grid.html\" target=\"_blank\" rel=\"noopener noreferrer\">Matplotlib-documentatie<\/a> .<\/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 Matplotlib kunt uitvoeren:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/nl\/matplotlib-verwijdert-teken\/\" target=\"_blank\" rel=\"noopener noreferrer\">Hoe teken uit Matplotlib-plots te verwijderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/wijzig-de-lettergrootte-matplotlib\/\" target=\"_blank\" rel=\"noopener noreferrer\">Hoe de lettergrootte op een Matplotlib-plot te wijzigen<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Standaard geeft Matplotlib geen rasterlijnen op plots weer. U kunt echter de functie matplotlib.pyplot.grid() gebruiken om de rasterlijnen op een plot eenvoudig weer te geven en aan te passen. Deze tutorial toont een voorbeeld van praktisch gebruik van deze functie. Basisspreidingsdiagram in Matplotlib De volgende code laat zien hoe u een eenvoudig spreidingsdiagram maakt met [&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-995","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>Rasterlijnen weergeven op Matplotlib-plots - Statorials<\/title>\n<meta name=\"description\" content=\"Een eenvoudige uitleg over het weergeven van rasterlijnen op matplotlib-plots, inclusief 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\/matplotlib-weergaveraster\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Rasterlijnen weergeven op Matplotlib-plots - Statorials\" \/>\n<meta property=\"og:description\" content=\"Een eenvoudige uitleg over het weergeven van rasterlijnen op matplotlib-plots, inclusief verschillende voorbeelden.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T01:39:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quadrillage1.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=\"2\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/\",\"url\":\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/\",\"name\":\"Rasterlijnen weergeven op Matplotlib-plots - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-28T01:39:28+00:00\",\"dateModified\":\"2023-07-28T01:39:28+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"Een eenvoudige uitleg over het weergeven van rasterlijnen op matplotlib-plots, inclusief verschillende voorbeelden.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/matplotlib-weergaveraster\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hoe rasterlijnen op matplotlib-plots worden weergegeven\"}]},{\"@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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