{"id":3410,"date":"2023-07-17T15:24:40","date_gmt":"2023-07-17T15:24:40","guid":{"rendered":"https:\/\/statorials.org\/id\/dapatkan-indeks-nilai-maksimum-array-numpy\/"},"modified":"2023-07-17T15:24:40","modified_gmt":"2023-07-17T15:24:40","slug":"dapatkan-indeks-nilai-maksimum-array-numpy","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/dapatkan-indeks-nilai-maksimum-array-numpy\/","title":{"rendered":"Cara mendapatkan indeks nilai maksimum dalam array numpy"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk mendapatkan indeks nilai maksimum dalam array NumPy:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: Dapatkan indeks nilai maksimum dalam array satu dimensi<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\">x. <span style=\"color: #3366ff;\">argmax<\/span> ()\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: Dapatkan indeks nilai maksimum di setiap baris array multidimensi<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>x. <span style=\"color: #3366ff;\">argmax<\/span> (axis= <span style=\"color: #008000;\">1<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 3: Dapatkan indeks nilai maksimum di setiap kolom array multidimensi<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>x. <span style=\"color: #3366ff;\">argmax<\/span> (axis= <span style=\"color: #008000;\">0<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan masing-masing metode dalam praktik.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 1: Dapatkan indeks nilai maksimum dalam array satu dimensi<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mendapatkan indeks nilai maksimum dalam array NumPy satu dimensi:<\/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 NumPy array of values\n<\/span>x = np. <span style=\"color: #3366ff;\">array<\/span> ([2, 7, 9, 4, 4, 6, 3])\n\n<span style=\"color: #008080;\">#find index that contains max value\n<\/span>x. <span style=\"color: #3366ff;\">argmax<\/span> ()\n\n2<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Fungsi <strong>argmax()<\/strong> mengembalikan nilai <strong>2<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ini memberitahu kita bahwa nilai pada posisi indeks <strong>2<\/strong> array berisi nilai maksimum.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jika kita melihat array aslinya, kita dapat melihat bahwa nilai pada posisi indeks <strong>2<\/strong> adalah <strong>9<\/strong> , yang memang merupakan nilai maksimum dalam array tersebut.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 2: Dapatkan indeks nilai maksimum di setiap baris array multidimensi<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mendapatkan indeks nilai maksimum di setiap baris array NumPy multidimensi:<\/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 multi-dimentional NumPy array\n<\/span>x = np. <span style=\"color: #3366ff;\">array<\/span> ([[4, 2, 1, 5], [7, 9, 2, 0]])\n\n<span style=\"color: #008080;\">#view NumPy array\n<\/span><span style=\"color: #008000;\">print<\/span> (x)\n\n[[4 2 1 5]\n [7 9 2 0]]\n\n<span style=\"color: #008080;\">#find index that contains max value in each row\n<\/span>x. <span style=\"color: #3366ff;\">argmax<\/span> (axis= <span style=\"color: #008000;\">1<\/span> )\n\narray([3, 1], dtype=int32)\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Dari hasilnya kita dapat melihat:<\/span><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai maksimum baris pertama terletak pada posisi indeks <strong>3<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai maksimum baris kedua terletak pada posisi indeks <strong>1<\/strong> .<\/span><\/li>\n<\/ul>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 3: Dapatkan indeks nilai maksimum di setiap kolom array multidimensi<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mendapatkan indeks nilai maksimum di setiap kolom array NumPy multidimensi:<\/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 multi-dimentional NumPy array\n<\/span>x = np. <span style=\"color: #3366ff;\">array<\/span> ([[4, 2, 1, 5], [7, 9, 2, 0]])\n\n<span style=\"color: #008080;\">#view NumPy array\n<\/span><span style=\"color: #008000;\">print<\/span> (x)\n\n[[4 2 1 5]\n [7 9 2 0]]\n\n<span style=\"color: #008080;\">#find index that contains max value in each column\n<\/span>x. <span style=\"color: #3366ff;\">argmax<\/span> (axis= <span style=\"color: #008000;\">0<\/span> )\n\narray([1, 1, 1, 0], dtype=int32)\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Dari hasilnya kita dapat melihat:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai maksimum pada kolom pertama terletak pada posisi indeks <strong>1<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai maksimum pada kolom kedua terletak pada posisi indeks <strong>1<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai maksimum pada kolom ketiga terletak pada posisi indeks <strong>1<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai maksimum pada kolom keempat terletak pada posisi indeks <strong>0<\/strong> .<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>Terkait:<\/strong> <a href=\"https:\/\/statorials.org\/id\/sumbu-digital\/\" target=\"_blank\" rel=\"noopener\">Penjelasan Sederhana tentang Sumbu NumPy<\/a><\/span><\/p>\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\/susunan-pengisian-numpy\/\" target=\"_blank\" rel=\"noopener\">Cara mengisi array NumPy dengan nilai<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/ganti-numpy\/\" target=\"_blank\" rel=\"noopener\">Cara mengganti elemen dalam array NumPy<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/numpy-mendapatkan-baris\/\" target=\"_blank\" rel=\"noopener\">Cara mendapatkan baris tertentu dari array NumPy<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk mendapatkan indeks nilai maksimum dalam array NumPy: Metode 1: Dapatkan indeks nilai maksimum dalam array satu dimensi x. argmax () Metode 2: Dapatkan indeks nilai maksimum di setiap baris array multidimensi x. argmax (axis= 1 ) Metode 3: Dapatkan indeks nilai maksimum di setiap kolom array multidimensi x. argmax [&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 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