{"id":1502,"date":"2023-07-26T03:17:13","date_gmt":"2023-07-26T03:17:13","guid":{"rendered":"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/"},"modified":"2023-07-26T03:17:13","modified_gmt":"2023-07-26T03:17:13","slug":"penghalusan-terendah-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/","title":{"rendered":"Cara melakukan pemulusan lemah di r (langkah demi langkah)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Dalam statistik, istilah <strong>lowess<\/strong> mengacu pada &#8220;penghalusan titik awan berbobot lokal&#8221; \u2013 proses menghasilkan kurva mulus yang sesuai dengan titik data di titik awan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Untuk melakukan pemulusan terendah di R, kita dapat menggunakan fungsi <strong>lowess()<\/strong> , yang menggunakan sintaks berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>lebih rendah (x, y, f = 2\/3)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>x:<\/strong> vektor numerik nilai x.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>y:<\/strong> vektor numerik nilai y.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>f :<\/strong> nilai yang paling halus. Hal ini memberikan proporsi titik dalam plot yang mempengaruhi pemulusan pada setiap nilai. Nilai yang lebih tinggi menghasilkan lebih banyak kehalusan.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Contoh langkah demi langkah berikut menunjukkan cara melakukan pemulusan lemah untuk kumpulan data tertentu di R.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 1: Buat datanya<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Pertama, mari buat kumpulan data palsu:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (x=c(1, 1, 2, 2, 3, 4, 6, 6, 7, 8, 10, 11, 11, 12, 13, 14),<\/strong><\/span>\n<span style=\"color: #000000;\"><strong>y=c(4, 7, 9, 10, 14, 15, 19, 16, 17, 21, 22, 34, 44, 40, 43, 45))<\/strong><\/span><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 2: Plot datanya<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Selanjutnya, mari kita plot nilai x dan y dari dataset:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>plot(df$x, df$y)<\/strong> <\/pre>\n<h3><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-14910 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/faible1-2.png\" alt=\"\" width=\"442\" height=\"403\" srcset=\"\" sizes=\"\"><\/h3>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 3: Gambarkan Kurva Minimum<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Selanjutnya, mari kita gambarkan kurva pemulusan terlemah pada titik-titik di plot sebar:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create scatterplot<\/span>\nplot(df$x, df$y)\n\n<span style=\"color: #008080;\">#add lowess smoothing curve to plot<\/span>\nlines(lowess(df$x, df$y), col=' <span style=\"color: #008000;\">red<\/span> ')\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-14911 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/faible2-2.png\" alt=\"Contoh pemulusan Lowess di R\" width=\"440\" height=\"397\" srcset=\"\" sizes=\"\"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 4: Sesuaikan Jangkauan Lebih Lembut (Opsional)<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kita juga dapat menyesuaikan argumen <strong>f<\/strong> di fungsi lowess() untuk menambah atau mengurangi nilai yang digunakan agar lebih lancar.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa semakin besar nilai yang kami berikan, kurva bawahnya akan semakin mulus.<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create scatterplot<\/span>\nplot(df$x, df$y)\n\n<span style=\"color: #008080;\">#add lowess smoothing curves<\/span>\nlines(lowess(df$x, df$y), col=' <span style=\"color: #008000;\">red<\/span> ')\nlines(lowess(df$x, df$y, f=0.3), col=' <span style=\"color: #008000;\">purple<\/span> ')\nlines(lowess(df$x, df$y, f=3), col=' <span style=\"color: #008000;\">steelblue<\/span> ')\n\n<span style=\"color: #008080;\">#add legend to plot\n<\/span>legend(' <span style=\"color: #008000;\">topleft<\/span> ',\n       col = c(' <span style=\"color: #008000;\">red<\/span> ', ' <span style=\"color: #008000;\">purple<\/span> ', ' <span style=\"color: #008000;\">steelblue<\/span> '),\n       lwd = 2,\n       c(' <span style=\"color: #008000;\">Smoother = 1<\/span> ', ' <span style=\"color: #008000;\">Smoother = 0.3<\/span> ', ' <span style=\"color: #008000;\">Smoother = 3<\/span> '))<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-14912 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/faible3-2.png\" alt=\"Kurva pemulusan yang lemah di R\" width=\"437\" height=\"399\" srcset=\"\" sizes=\"\"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/cara-memplot-beberapa-baris-rangkaian-data-dalam-grafik-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara memplot banyak garis dalam grafik di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/plot-sebar-dengan-garis-regresi-r\/\" target=\"_blank\" rel=\"noopener\">Cara membuat scatterplot dengan garis regresi di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/regresi-polinomial-r\/\" target=\"_blank\" rel=\"noopener\">Bagaimana melakukan regresi polinomial di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dalam statistik, istilah lowess mengacu pada &#8220;penghalusan titik awan berbobot lokal&#8221; \u2013 proses menghasilkan kurva mulus yang sesuai dengan titik data di titik awan. Untuk melakukan pemulusan terendah di R, kita dapat menggunakan fungsi lowess() , yang menggunakan sintaks berikut: lebih rendah (x, y, f = 2\/3) Emas: x: vektor numerik nilai x. y: vektor [&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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara Melakukan Pemulusan Lemah di R (Langkah demi Langkah)<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara melakukan pemulusan lemah di R, termasuk contoh langkah demi langkah.\" \/>\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\/id\/penghalusan-terendah-r\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara Melakukan Pemulusan Lemah di R (Langkah demi Langkah)\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara melakukan pemulusan lemah di R, termasuk contoh langkah demi langkah.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T03:17:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/faible1-2.png\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/\",\"url\":\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/\",\"name\":\"Cara Melakukan Pemulusan Lemah di R (Langkah demi Langkah)\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-26T03:17:13+00:00\",\"dateModified\":\"2023-07-26T03:17:13+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara melakukan pemulusan lemah di R, termasuk contoh langkah demi langkah.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/penghalusan-terendah-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara melakukan pemulusan lemah di r (langkah demi langkah)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/id\/#website\",\"url\":\"https:\/\/statorials.org\/id\/\",\"name\":\"Statorials\",\"description\":\"Panduan anda untuk kompetensi statistik!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/id\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Halo, saya Benjamin, pensiunan profesor statistika yang menjadi guru Statorial yang berdedikasi. 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