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Penerapan Principal Component Analysis (PCA) untuk Reduksi Dimensi dan Pemetaan Karakteristik Nutrisi pada Produk Makanan Kemasan di Indonesia
Rizky Saputra Tobing
; Sigalingging, Ocha Hosea
; Sinaga, Roberto Karlos
; Lubis, Rhamanda Ardiansyah
Algoritma : Jurnal Matematika, Ilmu pengetahuan Alam, Kebumian dan Angkasa
Vol 4
, No 1
(2026)
The increasing consumption of packaged food products in Indonesia reflects modern lifestyle changes but simultaneously raises public health concerns related to high calorie, sugar, and fat intake. Nutritional information presented on food labels consists of multiple interrelated variables, making it difficult to identify dominant nutritional factors that characterize packaged food products. This study aims to apply Principal Component Analysis (PCA) to reduce the dimensionality of nutritional da...
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Implementasi Metode Numerik dan Simbolik dengan Python untuk Penentuan Nilai Limit Fungsi
Anita Talia
; Angelica Angelica
; Agatha Anggraini Tumanggor
; Febryanti Hasibuan
; Roberto Karlos Sinaga
; Ocha Hosea Sigalingging
Pentagon : Jurnal Matematika dan Ilmu Pengetahuan Alam
Vol 2
, No 4
(2024)
This study analyzes the utilization of Python as a tool for calculating function limits, with an emphasis on the application of the SymPy and NumPy libraries. The flexibility of Python allows researchers to perform mathematical calculations efficiently, employing both the symbolic approach provided by SymPy and the numerical methods offered by NumPy. SymPy facilitates the management of complex mathematical expressions and produces accurate symbolic results, while NumPy provides speed and efficie...
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Penggunaan Bahasa Indonesia dalam Pembelajaran Matematika
Jurnal Bahasa, Sastra, Budaya, dan Pengajarannya
Vol 3
, No 1
(2024)
Mathematics teaching and learning faces significant challenges, including the use of language as a communication tool. So the research was carried out to determine the use and correlation of language, especially Indonesian with and in learning mathematics. The scope of this research is the use of language in mathematics and the correlation between the two. This research uses a qualitative descriptive method with literature study. From the research, it was found that language and mathematics are...
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