TECHNOMEDIA : Informatics and Computer Science
Vol 3 No 1 (2026): Januari

Pemodelan Prediksi Harga Saham Emas ANTAM Menggunakan Gated Recurrent Unit dan Regresi Linear Berganda pada Time Series

Kamalia, Antika Zahrotul (Unknown)
Wahyu Tri Utami (Unknown)
Arif Susilo (Unknown)



Article Info

Publish Date
31 Jan 2026

Abstract

This study investigates the prediction of PT Aneka Tambang Tbk (ANTM) stock prices using time-series data by comparing two approaches: the Gated Recurrent Unit (GRU) model and multiple linear regression. The dataset consists of daily historical ANTM data collected from Yahoo Finance spanning 2014–2024, which was preprocessed (including cleaning/normalization) and split chronologically into training (70%) and testing (30%) sets to preserve realistic forecasting conditions. Model performance was assessed using R-squared (R²), Mean Absolute Error (MAE), Mean Squared Error (MSE), and Root Mean Squared Error (RMSE), supported by visual comparisons between actual and predicted values. The results indicate that the GRU model achieves superior predictive performance and better captures the dynamic and non-linear behavior of stock price movements compared to multiple linear regression. These findings suggest that GRU is more suitable for ANTM stock price forecasting in a time-series setting, while multiple linear regression remains useful as a simple and interpretable baseline model.

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Journal Info

Abbrev

technomedia

Publisher

Subject

Computer Science & IT

Description

TECHNOMEDIA : Informatics and Computer Science adalah Jurnal Ilmiah Informatika dan Ilmu Komputer yang diterbitkan 2 (Dua) kali dalam setahun, yaitu pada bulan Januari dan Juli oleh CV Nature Creative Innovation. Jurnal ini merupakan jurnal yang dapat akses secara terbuka bagi para Peneliti, ...