{"id":3988,"date":"2023-07-14T07:58:17","date_gmt":"2023-07-14T07:58:17","guid":{"rendered":"https:\/\/statorials.org\/pl\/strzalki-ggplot\/"},"modified":"2023-07-14T07:58:17","modified_gmt":"2023-07-14T07:58:17","slug":"strzalki-ggplot","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/strzalki-ggplot\/","title":{"rendered":"Jak rysowa\u0107 strza\u0142ki w ggplot2 (z przyk\u0142adami)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Aby narysowa\u0107 strza\u0142k\u0119 na wykresie w ggplot2, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\nggplot(df, aes(x=x, y=y)) +\n  geom_point() +\n  geom_segment(aes(x= <span style=\"color: #008000;\">5<\/span> , y= <span style=\"color: #008000;\">6<\/span> , xend= <span style=\"color: #008000;\">8<\/span> , yend= <span style=\"color: #008000;\">9<\/span> ), arrow = arrow(length=unit( <span style=\"color: #008000;\">0.5<\/span> , ' <span style=\"color: #ff0000;\">cm<\/span> ')))\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Oto, co robi ka\u017cdy argument w funkcji <strong>geom_segment()<\/strong> :<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>x<\/strong> : Warto\u015b\u0107 x, od kt\u00f3rej nale\u017cy rozpocz\u0105\u0107<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>y<\/strong> : Warto\u015b\u0107 y, od kt\u00f3rej nale\u017cy rozpocz\u0105\u0107<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>xend<\/strong> : Warto\u015b\u0107 x, na kt\u00f3rej ma si\u0119 zako\u0144czy\u0107<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>yend<\/strong> : Warto\u015b\u0107 y, na kt\u00f3rej ma si\u0119 zako\u0144czy\u0107<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>strza\u0142ka<\/strong> : D\u0142ugo\u015b\u0107 grotu strza\u0142ki<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Poni\u017cszy przyk\u0142ad pokazuje, jak w praktyce narysowa\u0107 strza\u0142k\u0119 za pomoc\u0105 ggplot2.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Przyk\u0142ad: rysowanie strza\u0142ek w ggplot2<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Za\u0142\u00f3\u017cmy, \u017ce mamy nast\u0119puj\u0105c\u0105 baz\u0119 danych zawieraj\u0105c\u0105 informacje o liczbie zdobytych punkt\u00f3w i zbi\u00f3rek zebranych przez r\u00f3\u017cnych koszykarzy:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (points=c(3, 3, 5, 6, 7, 8, 9, 9, 8, 5),\n                 rebounds=c(2, 6, 5, 5, 8, 5, 9, 9, 8, 6))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n   rebound points\n1 3 2\n2 3 6\n3 5 5\n4 6 5\n5 7 8\n6 8 5\n7 9 9\n8 9 9\n9 8 8\n10 5 6<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mo\u017cemy u\u017cy\u0107 nast\u0119puj\u0105cej sk\u0142adni, aby utworzy\u0107 wykres rozrzutu w ggplot2 i doda\u0107 strza\u0142k\u0119 w okre\u015blonym miejscu na wykresie:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot and add arrow\n<\/span>ggplot(df, aes(x=points, y=rebounds)) +\n  geom_point() +\n  geom_segment(aes(x= <span style=\"color: #008000;\">5<\/span> , y= <span style=\"color: #008000;\">6<\/span> , xend= <span style=\"color: #008000;\">8<\/span> , yend= <span style=\"color: #008000;\">9<\/span> ), arrow = arrow(length=unit( <span style=\"color: #008000;\">.5<\/span> , ' <span style=\"color: #ff0000;\">cm<\/span> ')))<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-31935\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fleche1.jpg\" alt=\"narysuj strza\u0142k\u0119 w ggplot2\" width=\"560\" height=\"441\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cesz dowolnie zmienia\u0107 warto\u015b\u0107 w funkcji <strong>Arrow()<\/strong> , aby zwi\u0119kszy\u0107 lub zmniejszy\u0107 rozmiar grotu strza\u0142ki.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Na przyk\u0142ad poni\u017cszy kod pokazuje, jak zwi\u0119kszy\u0107 rozmiar:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot and add arrow with increased arrow head size\n<\/span>ggplot(df, aes(x=points, y=rebounds)) +\n  geom_point() +\n  geom_segment(aes(x= <span style=\"color: #008000;\">5<\/span> , y= <span style=\"color: #008000;\">6<\/span> , xend= <span style=\"color: #008000;\">8<\/span> , yend= <span style=\"color: #008000;\">9<\/span> ), arrow = arrow(length=unit( <span style=\"color: #008000;\">2<\/span> , ' <span style=\"color: #ff0000;\">cm<\/span> ')))<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31936 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fleche2.jpg\" alt=\"\" width=\"550\" height=\"431\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cesz tak\u017ce u\u017cy\u0107 argument\u00f3w <strong>color<\/strong> i <strong>lwd<\/strong> , aby zmieni\u0107 odpowiednio kolor i szeroko\u015b\u0107 linii strza\u0142ki:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot and add customized arrow\n<\/span>ggplot(df, aes(x=points, y=rebounds)) +\n  geom_point() +\n  geom_segment(aes(x= <span style=\"color: #008000;\">5<\/span> , y= <span style=\"color: #008000;\">6<\/span> , xend= <span style=\"color: #008000;\">8<\/span> , yend= <span style=\"color: #008000;\">9<\/span> ), arrow = arrow(length=unit( <span style=\"color: #008000;\">.5<\/span> , ' <span style=\"color: #ff0000;\">cm<\/span> ')),\n               color=' <span style=\"color: #ff0000;\">red<\/span> ', lwd= <span style=\"color: #008000;\">3<\/span> )<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31937 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fleche3.jpg\" alt=\"\" width=\"565\" height=\"440\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cesz swobodnie bawi\u0107 si\u0119 r\u00f3\u017cnymi argumentami funkcji <strong>geom_segment()<\/strong> , aby utworzy\u0107 strza\u0142k\u0119 wygl\u0105daj\u0105c\u0105 dok\u0142adnie tak, jak chcesz.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe zadania w ggplot2:<\/span><\/p>\n<p> Jak usun\u0105\u0107 linie siatki w ggplot2<br \/> <a href=\"https:\/\/statorials.org\/pl\/zacieniony-obszar-ggplot2\/\" target=\"_blank\" rel=\"noopener\">Jak zacieni\u0107 obszar w ggplot2<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/ggplot-zmienia-etykiety-osi-x\/\" target=\"_blank\" rel=\"noopener\">Jak zmieni\u0107 etykiety osi X w ggplot2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aby narysowa\u0107 strza\u0142k\u0119 na wykresie w ggplot2, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni: library (ggplot2) ggplot(df, aes(x=x, y=y)) + geom_point() + geom_segment(aes(x= 5 , y= 6 , xend= 8 , yend= 9 ), arrow = arrow(length=unit( 0.5 , &#8217; cm &#8217;))) Oto, co robi ka\u017cdy argument w funkcji geom_segment() : x : Warto\u015b\u0107 x, od kt\u00f3rej [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3988","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jak rysowa\u0107 strza\u0142ki w ggplot2 (z przyk\u0142adami) \u2013 Statologia<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, na przyk\u0142adzie, jak rysowa\u0107 strza\u0142ki na wykresie w ggplot2.\" \/>\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\/pl\/strzalki-ggplot\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak rysowa\u0107 strza\u0142ki w ggplot2 (z przyk\u0142adami) \u2013 Statologia\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, na przyk\u0142adzie, jak rysowa\u0107 strza\u0142ki na wykresie w ggplot2.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-14T07:58:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fleche1.jpg\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/\",\"url\":\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/\",\"name\":\"Jak rysowa\u0107 strza\u0142ki w ggplot2 (z przyk\u0142adami) \u2013 Statologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-14T07:58:17+00:00\",\"dateModified\":\"2023-07-14T07:58:17+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, na przyk\u0142adzie, jak rysowa\u0107 strza\u0142ki na wykresie w ggplot2.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/strzalki-ggplot\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak rysowa\u0107 strza\u0142ki w ggplot2 (z przyk\u0142adami)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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