{"id":3198,"date":"2023-07-18T17:50:04","date_gmt":"2023-07-18T17:50:04","guid":{"rendered":"https:\/\/statorials.org\/id\/numpy-hapus-nan\/"},"modified":"2023-07-18T17:50:04","modified_gmt":"2023-07-18T17:50:04","slug":"numpy-hapus-nan","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/numpy-hapus-nan\/","title":{"rendered":"Cara menghapus nilai nan dari array numpy (3 metode)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk menghapus nilai NaN dari array NumPy:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: Gunakan isnan()<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\">new_data = data[~np. <span style=\"color: #3366ff;\">isnan<\/span> (data)]\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: Gunakan isfinite()<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>new_data = data[np. <span style=\"color: #3366ff;\">isfinite<\/span> (data)]<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 3: Gunakan logika_tidak()<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>new_data = data[np. <span style=\"color: #3366ff;\">logical_not<\/span> (np. <span style=\"color: #3366ff;\">isnan<\/span> (data))]\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Masing-masing metode ini menghasilkan hasil yang sama, namun metode pertama adalah metode yang paling singkat untuk dilakukan sehingga cenderung paling sering digunakan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan masing-masing metode dalam praktik.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 1: Hapus nilai NaN menggunakan isnan()<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghapus nilai NaN dari array NumPy menggunakan fungsi <strong>isnan()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create array of data\n<\/span>data = np. <span style=\"color: #3366ff;\">array<\/span> ([4, np.nan, 6, np.nan, 10, 11, 14, 19, 22])\n\n<span style=\"color: #008080;\">#define new array of data with nan values removed\n<\/span>new_data = data[~np. <span style=\"color: #3366ff;\">isnan<\/span> (data)]\n\n<span style=\"color: #008080;\">#view new array\n<\/span><span style=\"color: #008000;\">print<\/span> (new_data)\n\n[4. 6. 10. 11. 14. 19. 22.]\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kedua nilai NaN telah berhasil dihapus dari array NumPy.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Metode ini hanya menyimpan semua elemen array yang bukan nilai (~)NaN.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 2: Hapus nilai NaN menggunakan isfinite()<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghapus nilai NaN dari array NumPy menggunakan fungsi <strong>isfinite()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create array of data\n<\/span>data = np. <span style=\"color: #3366ff;\">array<\/span> ([4, np.nan, 6, np.nan, 10, 11, 14, 19, 22])\n\n<span style=\"color: #008080;\">#define new array of data with nan values removed\n<\/span>new_data = data[np. <span style=\"color: #3366ff;\">isfinite<\/span> (data)]\n\n<span style=\"color: #008080;\">#view new array\n<\/span><span style=\"color: #008000;\">print<\/span> (new_data)\n\n[4. 6. 10. 11. 14. 19. 22.]\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kedua nilai NaN telah berhasil dihapus dari array NumPy.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Metode ini hanya menyimpan semua elemen array yang nilainya terbatas.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Karena nilai NaN tidak terbatas, maka nilai tersebut dihapus dari tabel.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 3: Hapus nilai NaN menggunakan logika_not()<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghapus nilai NaN dari array NumPy menggunakan fungsi <strong>logika_not()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create array of data\n<\/span>data = np. <span style=\"color: #3366ff;\">array<\/span> ([4, np.nan, 6, np.nan, 10, 11, 14, 19, 22])\n\n<span style=\"color: #008080;\">#define new array of data with nan values removed\n<\/span>new_data = data[np. <span style=\"color: #3366ff;\">logical_not<\/span> (np. <span style=\"color: #3366ff;\">isnan<\/span> (data))]\n<span style=\"color: #008080;\">#view new array\n<\/span><span style=\"color: #008000;\">print<\/span> (new_data)\n\n[4. 6. 10. 11. 14. 19. 22.]\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kedua nilai NaN telah berhasil dihapus dari array NumPy.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Meskipun metode ini setara dengan dua metode sebelumnya, metode ini memerlukan lebih banyak pengetikan dan oleh karena itu tidak sering digunakan.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara melakukan operasi umum lainnya dengan Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/panda-mengganti-string-kosong-dengan-nan\/\" target=\"_blank\" rel=\"noopener\">Pandas: Cara mengganti string kosong dengan NaN<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/panda-ganti-nan-dengan-thong\/\" target=\"_blank\" rel=\"noopener\">Pandas: cara mengganti nilai NaN dengan string<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk menghapus nilai NaN dari array NumPy: Metode 1: Gunakan isnan() new_data = data[~np. isnan (data)] Metode 2: Gunakan isfinite() new_data = data[np. isfinite (data)] Metode 3: Gunakan logika_tidak() new_data = data[np. logical_not (np. isnan (data))] Masing-masing metode ini menghasilkan hasil yang sama, namun metode pertama adalah metode yang paling [&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 menghapus nilai NaN dari array NumPy (3 metode) - Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghapus nilai nan dari array NumPy, dengan beberapa contoh.\" \/>\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\/numpy-hapus-nan\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghapus nilai NaN dari array NumPy (3 metode) - Statologi\" \/>\n<meta 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