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  • Modeling of Human Development Index Using Ridge Regression Method

    This article aims to model factors affecting HDI (Human Development Index) in North Sumatera by 2015 using ridge regression method. This ridge regression method is used because in the IPM data there is a...
    Ferra Yanuar Indonesia , Mardha Tillah Indonesia , Dodi Devianto Indonesia
    Pages: 1-11 2018-10-30
    10.24036/eksakta/vol19-iss2/134
    1164 967
  • Generalized Poisson Regression Type-II at Jambi City Health Office

    One statistical analysis is regression analysis. One regression that has the assumption of poisson distribution is poisson regression which has the assumption of poisson distribution. Neonatal deaths are still very...
    Corry Sormin Indonesia , Gusmanely Z Indonesia , Nurhidayah Nurhidayah Indonesia
    Pages: 54-58 2020-04-30
    10.24036/eksakta/vol21-iss1/222
    522 528
  • Infant Mortality Case: An Application of Negative Binomial Regression in order to Overcome Overdispersion in Poisson Regression

    Infant mortality is an indicator to determine the degree of public health. Infant mortality is death that occurs in the period from birth to before the age of one. The high rate of infant mortality indicates that the...
    Fadhilah Fitri Indonesia , Fitri Mudia Sari Indonesia , Nurul Fiskia Gamayanti Indonesia , Iut Tri Utami Indonesia
    Pages: 200-210 2021-09-30
    10.24036/eksakta/vol22-iss3/272
    1324 432
  • Multilevel Modeling on Underdispersion Data

    Binomial negative regression is able to handle poisson regression problem with underdispersion assumption. When the data has hierarchy and level that need to be calculated, regression is no longer appropriate to...
    Corry Sormin Indonesia , Niken Rarasati Indonesia , Gusmanely Z Indonesia , Hamidreza Kashefi Iran, Islamic Republic of
    Pages: 409-415 2023-09-30
    10.24036/eksakta/vol23-iss03/297
    200 199
  • Negative Binomial Regression in Underdispersion(Case Study: Neonatal Mortality in Jambi City)

    Neonatalis is birth before 28 days of a baby. Factors that are considered to affect neonatal mortality include the number of visits in the 1 st and 3 rd trimester, the number of pregnant women receiving Tetanus...
    Corry Sormin Indonesia , Gusmanely Z Indonesia
    Pages: 12-17 2022-03-30
    10.24036/eksakta/vol23-iss01/288
    429 391
  • Factors Affecting the Number of Infant Morality Cases in West Java for the 2019-2020 Period using Generalized Poisson Regression (GPR)

    The number of infant mortality cases is data in the form of counts which is modeled by Poisson regression. There is an assumption that needs to be met, namely equidispersion. Equidispersion is a condition in which...
    Kartika Dewi Indonesia , Nurul Gusriani Indonesia , Kankan Parmikanti Indonesia
    Pages: 259-270 2023-06-30
    10.24036/eksakta/vol24-iss02/363
    313 279
  • Study of Inflation using Stationary Test with Augmented Dickey Fuller & Phillips-Peron Unit Root Test (Case in Bukittinggi City Inflation for 2014-2019)

    This classical regression model is designed to handle the relationship between stationary variables and should not be applied to non-stationary series. A time series data is said to be stationary if the mean,...
    Afnita Roza Indonesia , Evony Silvino Violita Indonesia , Sherly Aktivani Indonesia
    Pages: 106-116 2022-06-30
    10.24036/eksakta/vol23-iss02/303
    903 820
  • Vehicle Inspection Forecasting Through Temporal Signal Processing and Ensemble Machine Learning

    Vehicle inspection services are essential for maintaining transportation safety and regulatory compliance. However, daily inspection volumes in developing regions exhibit high stochastic fluctuations due to...
    Bambang Sismanto Indonesia , Nurhayati Nurhayati Indonesia , Raden Roro Hapsari Peni Agustin Tjahyaningtijas Indonesia , Ja'afar Mahmud Nigeria , Raimundo Eider Figueredo Brazil , Atul Varshney India
    Pages: 431-448 2026-06-30
    10.24036/eksakta/vol27-iss03/706
    40 20
  • Assessing the Impact of Household Socioeconomic Factors on Clean and Healthy Living Behaviors with Binary Logistic Regression: A Study in Probolinggo Regency

    CHLB is a measure of livability in society. A high CHLB indicates a society that lives well. However, there is a problem in the probolinggo district that needs more effective public health interventions because of...
    Moch Abdillah Nafis Nafis Indonesia , Destri Susilaningrum Indonesia , Brodjol Ulama Indonesia , Dwi Endah Kusrini Indonesia
    Pages: 436-447 2024-12-30
    10.24036/eksakta/vol25-iss04/539
    139 174
  • Ordinal Logistic Regression with an Application to Health Service Quality in Raden Mattaher Jambi Hospital

    Health care is a treatment received by the community provided by health workers. The quality of health services will provide satisfaction to health services. Service actions that affect the value of satisfaction are...
    Feri Tiona Pasaribu Indonesia , Ainun Mardia Indonesia , Corry Sormin Indonesia
    Pages: 35-40 2019-04-28
    10.24036/eksakta/vol20-iss1/168
    660 597
  • Water Quality Model in Jambi Province using Geographically Weighted Regression

    PDAM (Regional Water Supply Company) functions to serve the needs of many people's lives by providing quality water for the community. Based on Permenkes no. 492/menkes/per/iv/2010 clean water quality parameters,...
    Sherli Yuinanda Indonesia , Cut Multahadah Indonesia , Hasnaul Marisa Indonesia , Mohammad Abdullah Malaysia
    Pages: 436-452 2023-09-30
    10.24036/eksakta/vol23-iss03/378
    300 233
  • Study of Ordinal Regression Method for Supporting Factors Investigation in Stages Condition of Breast Cancer Patients in Dr. Soetomo Surabaya Hospital, Indonesia

    Dr. Soetomo Surabaya Hospital in 2019 received 167,000 cancer patients, and the highest was breast cancer. The increase in the stage of breast cancer is caused by the size of the tumor and how widely the cancer cells...
    Thania Muhammad Indonesia , Destri Susilaningrum Indonesia , Vidi Vianney C.M.Tanggo Indonesia
    Pages: 220-229 2021-09-30
    10.24036/eksakta/vol22-iss3/281
    307 194
  • Land Cover Change Prediction Modeling in Tanjungpinang City in 2043

    Land cover changes reflect the pressure of development and increased human activities that have an impact on environmental imbalance. As a strategic coastal city, Tanjungpinang faces challenges in maintaining the...
    Arie Afriadi Indonesia , Nefriwati Hilmi Indonesia , Hoki Apriyenson Indonesia , Zuleriwati AS Indonesia
    Pages: 271-287 2025-09-30
    10.24036/eksakta/vol26-iss03/604
    182 173
  • Factors Affecting the Amount of Investment Loans in Commercial Banks with the Application of Linear Regression Analysis Methods

    Several factors can affect the amount of investment credit issued by the bank. This study discusses the effect of interest rates, inflation rates, capita income, and the number of medium-large industries on the...
    Khafsah Joebaedi Indonesia , D Susanti Indonesia , N Warwah Indonesia , K Parmikanti Indonesia , Badrulfalah Badrulfalah Indonesia
    Pages: 48-54 2019-04-28
    10.24036/eksakta/vol20-iss1/172
    789 610
  • Antibacterial Activity of Mouthwash with Celery and Cinnamon Extracts Against Streptococcus mutans and Staphylococcus aureus

    Dental caries remains a major oral health problem in Indonesia and is closely associated with dental plaque accumulation caused by pathogenic bacteria such as Streptococcus mutans and Staphylococcus aureus . The...
    Agung Nur Cahyanta Indonesia , Dian Rahmawati Indonesia , Prihastini Setyo Wulandari Indonesia
    Pages: 567-577 2026-08-30
    10.24036/eksakta/vol27-iss04/694
    11 3
  • Risk Assessment of Household Water Facilities Based on Physicochemical Water Quality and Sanitary Inspection in Urban Bengkulu, Indonesia

    Safe household water should be acceptable, chemically stable, and protected from sanitary hazards to support urban public health. However, facilities in dense settlements remain vulnerable to contamination from...
    Riang Adeko Indonesia , Moh.Gazali Indonesia , Aplina Kartika Sari Indonesia , Zainal Arifin Indonesia
    Pages: 495-516 2026-08-30
    10.24036/eksakta/vol27-iss04/704
    11 8
  • TELAAH FAKTOR-FAKTOR YANG MEMPENGARUHI STATUS GIZI BALITA DI KOTA PADANG BERDASARKAN BERAT BADAN PER TINGGI BADAN MENGGUNAKAN METODE CART

    This study was conducted to determine factors that affect the nutritional status of children under 5 years of age in Padang City West Sumatra based on weight-for-height using Classification and Regression Tree...
    Izzati Rahmi H.G Indonesia
    Pages: 86-99 2017-11-30
    10.24036/eksakta/vol18-iss02/59
    2938 14978
  • Residual-Based Analysis of the Mismatch Between LoRa Channel Models and Field Measurements in Urban and Rural Environments

    This study investigates discrepancies between classical propagation models (Okumura-Hata, CI, FI) and LoRa field measurements in urban and rural environments. While rural areas exhibited linear path loss trends,...
    Muhamad Bagus Fikril Alan Indonesia , Pradini Puspitaningayu Indonesia , Nurhayati Nurhayati Indonesia , Muhammad 'Aamir Nashrullah Indonesia , Nobuo Funabiki Japan , Erwin Sutanto Indonesia , Fahmi Fahmi Indonesia
    Pages: 298-315 2026-06-30
    10.24036/eksakta/vol27-iss03/683
    38 43
  • Biosorption of Methylene Orange Dye using Langsat Shell by Batch Method

    Liquid waste is a major problem in the textile industry environment that has the most widespread influence because physical and aquatic characteristics can have a negative impact on waters. Most of the liquid waste...
    Desy Kurniawati Indonesia , Intan Lestari Indonesia , Fadhilah Tarmizi Indonesia , Niza Lian Pernadi Indonesia , Anwar Iqbal Malaysia
    Pages: 305-314 2023-09-30
    10.24036/eksakta/vol23-iss03/419
    253 272
  • Non-Destructive Evaluation Quality of Oil Palm Fresh Fruit Bunch (FFB) (Elaeis guineensis Jacq.) Using Thermal Imaging in the Grading Process

    Determining the quality of oil palm Fresh Fruit Bunches (FFB) quickly and accurately is very important in the grading process to ensure the quality of production results and the efficiency of the post-harvest...
    Ardillah Anggraini Sirtin Indonesia , Muhammad Makky Indonesia , Santosa Santosa Indonesia , Dinah Cherie Indonesia
    Pages: 312-328 2025-09-30
    10.24036/eksakta/vol26-iss03/611
    179 157
  • Effects of Modified Atmosphere Packaging and Densified Dry Bacterial Cellulose on the Physicochemical and Microbiological Stability of Beneng Taro Flour during Storage

    Beneng taro flour is a hygroscopic food powder susceptible to quality deterioration during storage. This study evaluated the effects of Modified Atmosphere Packaging (MAP) and densified dry bacterial cellulose on...
    Septia Ardiani Indonesia , Elviana Indonesia , Supardianningsih Indonesia , Lukman Nulhakim Indonesia , Jepri Sutanto Indonesia , Annisa Jasmine Indonesia , AzZahra Sabila Luqman Indonesia
    Pages: 686-703 2026-08-30
    10.24036/eksakta/vol27-iss04/730
    15 4
  • The Analysis of Factors Influencing Incidence Rates of Toddler Pneumonia in Purwakarta Districts Using Panel Data Spatial Regression

    Pneumonia is an acute respiratory infection that attacks the lungs and can cause inflammation of the air sacs due to the alveoli is filled with pus and fluid. This research aims at identifying factors influencing...
    Nadiyah Nisrina Indonesia , Budhi Handoko Indonesia , Yudhie Andriyana Indonesia
    Pages: 122-132 2023-06-30
    10.24036/eksakta/vol24-iss02/396
    263 308
  • The Implementation of Machine Learning Algorithms for Breast Cancer Biomarker Validation in Metabolomics Studies

    Breast cancer is a heterogeneous disease characterized by distinct molecular and metabolic characteristics, making its diagnostics and treatment challenging. The existence of metabolic reprogramming in breast cancer...
    Nindhyana Diwaratri Ratnaningayu Indonesia , Aryo Tedjo Indonesia , Sonar Soni Panigoro Indonesia
    Pages: 468-483 2024-12-30
    10.24036/eksakta/vol25-iss04/553
    184 211
  • Modeling the Relationship of Net Atomic Charge with the Activity of 5-Aminopyrazole Derivative Compounds as Antioxidants with AM1 Method

    This study was conducted to analyze the quantitative relationship between structure and net atomic charge modeling activity of 21 5-aminopyrazole derivatives as antioxidants. This study aims to determine the value of...
    Nagmah Putri Dinda Toni Indonesia , Fajriah Azra Indonesia , Mirella Fonda Maahury Indonesia
    Pages: 242-254 2022-12-30
    10.24036/eksakta/vol23-iss04/334
    366 481
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