{"id":3303,"date":"2023-07-18T04:52:04","date_gmt":"2023-07-18T04:52:04","guid":{"rendered":"https:\/\/statorials.org\/id\/jumlah-numpy-unik\/"},"modified":"2023-07-18T04:52:04","modified_gmt":"2023-07-18T04:52:04","slug":"jumlah-numpy-unik","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/jumlah-numpy-unik\/","title":{"rendered":"Cara menghitung nilai unik dalam array numpy (3 contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk menghitung nilai unik dalam array NumPy:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: Tampilkan nilai unik<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>n.p. <span style=\"color: #3366ff;\">single<\/span> (my_array)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: Hitung jumlah nilai unik<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">len<\/span> (np. <span style=\"color: #3366ff;\">unique<\/span> (my_array))<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 3: Hitung kemunculan setiap nilai unik<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>n.p. <span style=\"color: #3366ff;\">unique<\/span> (my_array, return_counts= <span style=\"color: #008000;\">True<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan setiap metode dalam praktik dengan array NumPy berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create NumPy array<\/span>\nmy_array = np. <span style=\"color: #3366ff;\">array<\/span> ([1, 3, 3, 4, 4, 7, 8, 8])\n<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 1: Tampilkan nilai unik<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menampilkan nilai unik dalam array NumPy:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#display unique values\n<\/span>n.p. <span style=\"color: #3366ff;\">single<\/span> (my_array)\n\narray([1, 3, 4, 7, 8])\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dari outputnya kita bisa melihat masing-masing nilai unik pada array NumPy: 1, 3, 4, 7, 8.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 2: Hitung jumlah nilai unik<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung jumlah total nilai unik dalam array NumPy:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\"><span style=\"color: #008080;\">#display total number of unique values<\/span>\nlen<\/span> (np. <span style=\"color: #3366ff;\">unique<\/span> (my_array))\n\n5<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dari outputnya terlihat ada <strong>5<\/strong> nilai unik pada array NumPy.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 3: Hitung kemunculan setiap nilai unik<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung jumlah kemunculan setiap nilai unik dalam array NumPy:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#count occurrences of each unique value\n<\/span>n.p. <span style=\"color: #3366ff;\">unique<\/span> (my_array, return_counts= <span style=\"color: #008000;\">True<\/span> )\n\n(array([1, 3, 4, 7, 8]), array([1, 2, 2, 1, 2]))\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Tabel pertama pada keluaran menampilkan nilai unik dan tabel kedua menampilkan jumlah setiap nilai unik.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">Kita dapat menggunakan kode berikut untuk mencetak keluaran ini dalam format yang lebih mudah dibaca:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#get unique values and counts of each value\n<\/span>unique, counts = np. <span style=\"color: #3366ff;\">unique<\/span> (my_array, return_counts= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#display unique values and counts side by side\n<\/span><span style=\"color: #008000;\">print<\/span> ( <span style=\"color: #3366ff;\">np.asarray<\/span> ((unique,counts)). <span style=\"color: #3366ff;\">T<\/span> )\n\n[[1 1]\n [3 2]\n [4 2]\n [7 1]\n [8 2]]\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dari hasilnya kita dapat melihat:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai 1 muncul <strong>1<\/strong> kali.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 3 muncul <strong>dua kali<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 4 muncul <strong>dua kali<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 7 muncul <strong>1<\/strong> kali.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 8 muncul <strong>dua kali<\/strong> .<\/span><\/li>\n<\/ul>\n<h2> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h2>\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\/modus-digital\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung mode array NumPy<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/kartu-digital\/\" target=\"_blank\" rel=\"noopener\">Cara memetakan fungsi ke array NumPy<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/numpy-mengurutkan-array-berdasarkan-kolom\/\" target=\"_blank\" rel=\"noopener\">Cara mengurutkan array NumPy berdasarkan kolom<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk menghitung nilai unik dalam array NumPy: Metode 1: Tampilkan nilai unik n.p. single (my_array) Metode 2: Hitung jumlah nilai unik len (np. unique (my_array)) Metode 3: Hitung kemunculan setiap nilai unik n.p. unique (my_array, return_counts= True ) Contoh berikut menunjukkan cara menggunakan setiap metode dalam praktik dengan array NumPy [&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 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