Vol. 21 No. 3 (2025): MAY 2025

Research Articles

• The Second Mean Value Theorem for Integrals

  Faihatuz Zuhairoh, Kasmila Ulansari

  608-626

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• Forecasting Nickel Prices in Indonesia Using ARIMA, SVR, and Hybrid ARIMA-SVR Approach

  Nashwa Carista, Arinda Mahadesyawardani, Adelia Sukma Dwiyanto, Elly Pusporani

  627-645

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• Modeling Spatial Autoregressive Moving Average on the Human Development Index (Studi Kasus: Indeks Pembangunan Manusia Kabupaten/Kota di Pulau Kalimantan)

  Ardiman Wiranata, M. Fathurahman, Rito Goejantoro

  646-654

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• Clustering and Portfolio Optimization on LQ45 Stocks with Fuzzy C-Means and Single Index Model

  Risky Gunawan, Geraldo Owen

  655-668

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• Optimization of Long Short Term Memory Model for Gold Price Prediction Using Adaptive Moment Estimation

  septia amryliana, Syamsul Bahri, Muhammad Rijal Alfian

  669-683

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• Evaluation of NMF-VAE Integrative Approach for Biclustering and Glioblastoma Biomarker Identification

  Agatha Silalahi, Titin Siswantining

  684-697

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• Log Normal Regression and its Application

  Ni Luh Sri Diantini, Calvin Riswandi

  698-707

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• Comparison of BDCL and Bootstrapping Bornhuetter Ferguson Methods in Claim Reserve Estimation (Case Study at Actuarial Consulting Firm X)

  Siska Maulidiah, Aimmatul Ummah Alfajriyah, Imam Safawi Ahmad

  708-724

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• Gutman, Sombor, and Harmonic Indices of Unit Graphs in The Integer Ring Modulo with A Specific Order

  Satriawan Pradana, I Gede Adhitya Wisnu Wardhana, Rio Satriyantara

  725-738

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• Bayesian-Negative Binomial Regression on Underreported Counts of Indonesian Female Trafficking Cases in 2023 using MCMC

  Nabilah Disya Arviani, Reny Rian Marliana

  739-753

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• The Fuzzy-Possibilistic Product Partition c-Means (FPPPCM) algorithm for Clustering the Welfare Levels of Regencies in East Java

  Amanatullah Pandu Zenklinov, Alicia Arifin

  754-762

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• Inflation Forecasting for Riau Province: A Comparison of Parametric ARIMA with Nonparametric Nadaraya-Watson Kernel Regression and B-Spline Methods

  Nindya Wulandari, Rizka Amalia Putri, Afra Nazhirah, Siti Arita Novia

  763-774

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• Forecasting the Number of Domestic Flight Passengers at Minangkabau International Airport Using Sliding Window-Based Backpropagation

  Leofany Zahra, Tessy Octavia Mukhti

  775-785

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• The Non-Isolated Domination Number of a Graph

  Efni Agustiarini, A.N.M. Salman

  786-795

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• Linearized Ridge Regression Modeling with MM-Estimator in Statistical Downscalling for Rainfall Forecasting

  SISWANTO SISWANTO, M. Zaky Hisyam Gozhi, Muh. Ikbal Taufik, Anisa Kalondeng, Sitti Sahriman

  796-812

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• Cross-Correlation Analysis in Evaluating Spatio-Temporal Data Dependence of Climate Variables Through the GSTAR Model

  Nurhayati Nurhayati, Muhammad Rozzaq Hamidi, Utriweni Mukhaiyar, Kurnia Novita Sari

  813-831

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• Forecasting Analysis of Electricity Consumption in East Kolaka and Konawe Districts Using Prophet Method

  Nur Ismi Khair, Ruslan Ruslan, Agusrawati Agusrawati

  832-846

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• Stock Price Forecasting Using Autoregressive With Exogenous Variable Support Vector Regression (ARX – SVR)

  Erlyne Nadhilah Widyaningrum, Rizka Amalia Putri, Morina A. Fathan, Nur Rezky Safitriani

  847-854

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• Block Backward Differentiation Formula Method for Solving Van der Pol Equation

  Werry Febrianti, Jova Edri Saputra

  855-867

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• Comparative Analysis of ARIMA and LSTM Methods for Sea Surface Temperature Forecasting in the Sunda Strait

  Yenni Angraini, Raihan Sabillah Adisecha, Nabil Ibni Nawawi Nawawi, Naiya Dzil Izzati, Muhammad Tsaqif Najmuddin, Nawwaf Ariq Rabbani, Adelia Putri Pangestika

  868-885

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• Fuzzy Mewma Control Chart with Median Transformation for Manufacturing Multivariate Process Control

  Morina A. Fathan, Sitti Nurhaliza, Alimatun Najiha, Erlyne Nadhilah Widyaningrum, Rizka Amalia Putri

  886-896

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• Implementation of Singular Spectrum Analysis Method for Prediction of Average Sunshine Duration

  Shifa Amelia Rachman, Putroue Keumala Intan, Wika Dianita Utami Utami, Adhim Salamiani

  897-908

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