{"id":8777,"date":"2021-06-28T20:41:24","date_gmt":"2021-06-28T13:41:24","guid":{"rendered":"http:\/\/binus.ac.id\/malang\/?p=8777"},"modified":"2021-06-28T20:41:24","modified_gmt":"2021-06-28T13:41:24","slug":"validasi-fungsi-menggunakan-comparederivatives","status":"publish","type":"post","link":"https:\/\/binus.ac.id\/malang\/2021\/06\/validasi-fungsi-menggunakan-comparederivatives\/","title":{"rendered":"Validasi Fungsi Menggunakan compareDerivatives"},"content":{"rendered":"<p style=\"text-align: justify\">Permasalahan yang melibatkan model matematika banyak muncul dalam berbagai disiplin ilmu pengetahuan. Seringkali model matematika tersebut muncul dalam bentuk yang rumit. Untuk menyelesaikan model matematika yang rumit ini adakalanya tidak dapat diselesaikan dengan metode analitik yang sudah umum untuk mendapatkan exact solution. Apabila metode analitik tidak dapat lagi diterapkan, maka solusinya dapat dicari menggunakan metode numerik. Metode analitik adalah metode penyelesaian model matematika dengan rumusrumus aljabar yang sudah baku, sedangkan metode numerik adalah teknik yang digunakan untuk memformulasikan persoalan matematika sehingga dapat diselesaikan dengan operasi perhitungan atau aritmatika biasa.<\/p>\n<p style=\"text-align: justify\">Solusi menggunakan metode numerik selalu berbentuk angka, sedangkan pada metode analitik menghasilkan solusi dalam bentuk fungsi matematika yang selanjutnya fungsi matematika tersebut dapat dievaluasi untuk menghasilkan nilai dalam bentuk angka. Dengan metode numerik, hanya diperoleh solusi yang menghampiri atau mendekati exact solution sehingga solusi numerik dinamakan juga solusi hampiran. Solusi hampiran dapat dibuat seteliti yang kita inginkan. Metode numerik disajikan dalam bentuk algoritma yang dapat dihitung secara cepat dan mudah. Algoritma pada metode numerik adalah algoritma pendekatan maka dalam algoritma tersebut akan muncul istilah iterasi yaitu pengulangan proses perhitungan. Dengan metode pendekatan, tentunya setiap hasil perhitungan akan mempunyai nilai error. Besar kecilnya nilai error bergantung pada turunan analitik (analytic derivatives) pada algoritma. Apabila analytic derivatives benar, maka nilai analytic derivatives mendekati nilai numeric derivatives sehingga error yang dihasilkan akan semakin kecil, dan sebaliknya.<\/p>\n<p style=\"text-align: justify\">Untuk mengetahui perbandingan nilai analytic dan numeric derivatives dapat menggunakan fungsi di R, yaitu compareDerivatives. Fungsi tersebut menguji seberapa besar perbedaan nilai analytic dan numeric derivatives menggunakan relative differences. Apabila nilai analytic derivatives sama dengan nilai numeric derivatives sama dengan nol, maka nilai relative differences sama dengan nol. Apabila analytic derivatives benar, diharapkan nilai relative differences kurang dari e, dengan e adalah bilangan yang kecil.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Permasalahan yang melibatkan model matematika banyak muncul dalam berbagai disiplin ilmu pengetahuan. Seringkali model matematika tersebut muncul dalam bentuk yang rumit. Untuk menyelesaikan model matematika yang rumit ini adakalanya tidak dapat diselesaikan dengan metode analitik yang sudah umum untuk mendapatkan exact solution. Apabila metode analitik tidak dapat lagi diterapkan, maka solusinya dapat dicari menggunakan metode [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[128],"tags":[],"class_list":["post-8777","post","type-post","status-publish","format-standard","hentry","category-computer-science"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Validasi Fungsi Menggunakan compareDerivatives | BINUS UNIVERSITY MALANG | Pilihan Universitas Terbaik di Malang<\/title>\n<meta name=\"description\" content=\"BINUS University Malang Merupakan Universitas Terbaik di Malang dengan Program Computer Science, Entrepreneurship Bussiness Creation, Computer Science, Interior Design, Communication, Public Relations, Visual Communication Design.\" \/>\n<meta name=\"robots\" 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