{"id":836,"date":"2023-07-28T14:34:33","date_gmt":"2023-07-28T14:34:33","guid":{"rendered":"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/"},"modified":"2023-07-28T14:34:33","modified_gmt":"2023-07-28T14:34:33","slug":"berarti-python-kesalahan-persegi","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/","title":{"rendered":"Cara menghitung mean square error (mse) dengan python"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Mean squared error (MSE)<\/strong> adalah cara umum untuk mengukur akurasi prediksi suatu model. Ini dihitung sebagai berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>MSE<\/strong> = (1\/n) * \u03a3(aktual \u2013 prediksi) <sup>2<\/sup><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>\u03a3<\/strong> \u2013 simbol mewah yang berarti \u201cjumlah\u201d<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>n<\/strong> \u2013 ukuran sampel<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>nyata<\/strong> \u2013 nilai sebenarnya dari data<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>perkiraan<\/strong> \u2013 nilai data yang diprediksi<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Semakin rendah nilai MSE, semakin akurat suatu model dalam memprediksi nilai.<\/span><\/p>\n<h3> <strong><span style=\"color: #000000;\">Cara Menghitung UMK dengan Python<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Kita dapat membuat fungsi sederhana untuk menghitung MSE dengan Python:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">\ndef<\/span> mse(actual, pred): \n    actual, pred = np.array(actual), np.array(pred)\n    <span style=\"color: #107d3f;\">return<\/span> np.square(np.subtract(actual,pred)).mean() \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kita kemudian dapat menggunakan fungsi ini untuk menghitung MSE untuk dua tabel: satu berisi nilai data aktual dan satu lagi berisi nilai data prediksi.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>actual = [12, 13, 14, 15, 15, 22, 27]\npred = [11, 13, 14, 14, 15, 16, 18]\n\nmse(actual, pred)\n\n17.0<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mean square error (MSE) model ini ternyata <strong>17,0<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Dalam praktiknya, <strong>root mean square error (RMSE)<\/strong> lebih umum digunakan untuk mengevaluasi akurasi model. Seperti namanya, ini hanyalah akar kuadrat dari kesalahan kuadrat rata-rata.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kita dapat mendefinisikan fungsi serupa untuk menghitung RMSE:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">\ndef<\/span> rmse(actual, pred): \n    actual, pred = np.array(actual), np.array(pred)\n    <span style=\"color: #107d3f;\">return<\/span> np.sqrt(np.square(np.subtract(actual,pred)).mean())\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kita kemudian dapat menggunakan fungsi ini untuk menghitung RMSE untuk dua tabel: satu berisi nilai data aktual dan satu lagi berisi nilai data prediksi.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>actual = [12, 13, 14, 15, 15, 22, 27]\npred = [11, 13, 14, 14, 15, 16, 18]\n\nrmse(actual, pred)\n\n4.1231<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Root mean square error (RMSE) model ini ternyata <strong>4,1231<\/strong> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/kalkulator-mse\/\">Kalkulator Mean Square Error (MSE).<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/cara-menghitung-mean-square-mse-error-di-excel\/\">Cara Menghitung Mean Square Error (MSE) di Excel<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mean squared error (MSE) adalah cara umum untuk mengukur akurasi prediksi suatu model. Ini dihitung sebagai berikut: MSE = (1\/n) * \u03a3(aktual \u2013 prediksi) 2 Emas: \u03a3 \u2013 simbol mewah yang berarti \u201cjumlah\u201d n \u2013 ukuran sampel nyata \u2013 nilai sebenarnya dari data perkiraan \u2013 nilai data yang diprediksi Semakin rendah nilai MSE, semakin akurat [&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 Menghitung Mean Square Error (MSE) dengan Python - Statorials<\/title>\n<meta name=\"description\" content=\"Penjelasan sederhana tentang cara menghitung mean squared error dengan Python.\" \/>\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\/berarti-python-kesalahan-persegi\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara Menghitung Mean Square Error (MSE) dengan Python - Statorials\" \/>\n<meta property=\"og:description\" content=\"Penjelasan sederhana tentang cara menghitung mean squared error dengan Python.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T14:34:33+00:00\" \/>\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=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/\",\"url\":\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/\",\"name\":\"Cara Menghitung Mean Square Error (MSE) dengan Python - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-28T14:34:33+00:00\",\"dateModified\":\"2023-07-28T14:34:33+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Penjelasan sederhana tentang cara menghitung mean squared error dengan Python.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/berarti-python-kesalahan-persegi\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung mean square error (mse) dengan python\"}]},{\"@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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