{"id":2542,"date":"2023-07-21T19:57:58","date_gmt":"2023-07-21T19:57:58","guid":{"rendered":"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/"},"modified":"2023-07-21T19:57:58","modified_gmt":"2023-07-21T19:57:58","slug":"seaborn-heatmap-grootte","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/","title":{"rendered":"Hoe de grootte van heatmaps in seaborn aan te passen"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">U kunt het argument <strong>figsize<\/strong> gebruiken om de grootte (in inches) van een <a href=\"https:\/\/seaborn.pydata.org\/\" target=\"_blank\" rel=\"noopener\">Seaborn-<\/a> heatmap op te geven:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#specify size of heatmap<\/span>\nfig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> (figsize=(15, 5))\n\n<span style=\"color: #008080;\">#create seaborn heatmap\n<\/span>sns. <span style=\"color: #3366ff;\">heatmap<\/span> (df)\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<h3> <span style=\"color: #000000;\"><strong>Voorbeeld: Pas de grootte van heatmaps in Seaborn aan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Voor dit voorbeeld gebruiken we de maritieme dataset genaamd <strong>Flights<\/strong> , die het aantal vliegtuigpassagiers bevat dat elke maand van 1949 tot 1960 reisde:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> matplotlib. <span style=\"color: #3366ff;\">pyplot<\/span> <span style=\"color: #008000;\">as<\/span> plt\n<span style=\"color: #008000;\">import<\/span> seaborn <span style=\"color: #008000;\">as<\/span> sns\n\n<span style=\"color: #008080;\">#load \"flights\" dataset\n<\/span>data = sns. <span style=\"color: #3366ff;\">load_dataset<\/span> (\u201c <span style=\"color: #ff0000;\">flights<\/span> \u201d)\ndata = data. <span style=\"color: #3366ff;\">pivot<\/span> (\" <span style=\"color: #ff0000;\">month<\/span> \", \" <span style=\"color: #ff0000;\">year<\/span> \", \" <span style=\"color: #ff0000;\">passengers<\/span> \")\n\n<span style=\"color: #008080;\">#view first five rows of dataset\n<\/span><span style=\"color: #008000;\">print<\/span> ( <span style=\"color: #3366ff;\">data.head<\/span> ())\n\nyear 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960\nmonth                                                                        \nJan 112 115 145 171 196 204 242 284 315 340 360 417\nFeb 118 126 150 180 196 188 233 277 301 318 342 391\nMar 132 141 178 193 236 235 267 317 356 362 406 419\nApr 129 135 163 181 235 227 269 313 348 348 396 461\nMay 121 125 172 183 229 234 270 318 355 363 420 472\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Vervolgens zullen we een hittekaart maken met behulp van <strong>figuurgrootte-<\/strong> afmetingen van 10 x 10:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#specify size of heatmap\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> (figsize=(10, 10))\n\n<span style=\"color: #008080;\">#create heatmap\n<\/span>sns. <span style=\"color: #3366ff;\">heatmap<\/span> (data, linewidths= <span style=\"color: #008000;\">.3<\/span> )\n<\/span><\/span><\/strong><\/pre>\n<h3><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22578 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/chaleur1.jpg\" alt=\"\" width=\"536\" height=\"543\" srcset=\"\" sizes=\"auto, \"><\/h3>\n<p> <span style=\"color: #000000;\">Houd er rekening mee dat de heatmap dezelfde afmetingen heeft voor hoogte en breedte.<\/span><\/p>\n<p> <span style=\"color: #000000;\">We kunnen de heatmap smaller maken door het eerste argument van <strong>figsize<\/strong> te verkleinen:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#specify size of heatmap\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> (figsize=(5, 10))\n\n<span style=\"color: #008080;\">#create heatmap\n<\/span>sns. <span style=\"color: #3366ff;\">heatmap<\/span> (data, linewidths= <span style=\"color: #008000;\">.3<\/span> )<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22579 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/chaleur2.jpg\" alt=\"\" width=\"334\" height=\"612\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Of we kunnen de heatmap breder maken door het tweede argument te reduceren tot <strong>figsize<\/strong> :<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#specify size of heatmap\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> (figsize=(10, 5))\n\n<span style=\"color: #008080;\">#create heatmap\n<\/span>sns. <span style=\"color: #3366ff;\">heatmap<\/span> (data, linewidths= <span style=\"color: #008000;\">.3<\/span> )<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22580 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/chaleur3.jpg\" alt=\"\" width=\"554\" height=\"319\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Voel je vrij om de waarden in <strong>figsize<\/strong> te wijzigen om de afmetingen van de heatmap te wijzigen.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Aanvullende bronnen<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">In de volgende tutorials wordt uitgelegd hoe u andere veelvoorkomende bewerkingen in Seaborn kunt uitvoeren:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/nl\/maritieme-titel\/\" target=\"_blank\" rel=\"noopener\">Een titel toevoegen aan Seaborn-plots<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/mariene-subplots\/\" target=\"_blank\" rel=\"noopener\">Subplots maken in Seaborn<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/lettertypegrootte\/\" target=\"_blank\" rel=\"noopener\">Hoe de lettergrootte in Seaborn-plots te wijzigen<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U kunt het argument figsize gebruiken om de grootte (in inches) van een Seaborn- heatmap op te geven: #specify size of heatmap fig, ax = plt. subplots (figsize=(15, 5)) #create seaborn heatmap sns. heatmap (df) Het volgende voorbeeld laat zien hoe u deze syntaxis in de praktijk kunt gebruiken. Voorbeeld: Pas de grootte van heatmaps [&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-2542","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 de grootte van heatmaps in Seaborn \u2013 Statorials aan te passen<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt aan de hand van een voorbeeld uitgelegd hoe u de grootte van heatmaps in Seaborn 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\/seaborn-heatmap-grootte\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hoe de grootte van heatmaps in Seaborn \u2013 Statorials aan te passen\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt aan de hand van een voorbeeld uitgelegd hoe u de grootte van heatmaps in Seaborn kunt wijzigen.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-21T19:57:58+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/chaleur1.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=\"1\u00a0Minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/\",\"url\":\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/\",\"name\":\"Hoe de grootte van heatmaps in Seaborn \u2013 Statorials aan te passen\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-21T19:57:58+00:00\",\"dateModified\":\"2023-07-21T19:57:58+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt aan de hand van een voorbeeld uitgelegd hoe u de grootte van heatmaps in Seaborn kunt wijzigen.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/seaborn-heatmap-grootte\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hoe de grootte van heatmaps in seaborn aan te passen\"}]},{\"@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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