Vol. 8 No. 2 (2025): December

Articles

• Locating Chromatic Number for Rose Graphs and Barbell Operation

  Riza Sawitri, Lidwina Amelia, Asmiati Asmiati, Dina Eka Nurvazly

  111-122

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  Abstract View: 216, DOI : https://doi.org/10.29303/emj.v8i2.315
  

• Survival Analysis Using Kaplan-Meier and Cox Regression in Hypertension Patients at Kefamenanu Regional Hospital

  Muhammad Alvaro Khikman, Riska Multiyaningrum, Revika Inta Nur Kholifah , Lydia Nur Sa'adah , Elfina Latifah Safira, Albertus Dion Sarah, Ihsan Fathoni Amri, M. Al Haris

  123-132

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  Abstract View: 397, DOI : https://doi.org/10.29303/emj.v8i2.270
  

• Prediction of Rainfall in Lampung Province Using Tweedie Mixture Distribution with PCA Reduction

  Sari Utami, Ma’rufah Hayati, Reni Permatasari

  133-146

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  Abstract View: 98, DOI : https://doi.org/10.29303/emj.v8i2.280
  

• Bayesian Hyperparameter Optimization Analysis for Sustainable Innovation Performance Prediction Model

  Tika Puspita

  147-162

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  Abstract View: 117, DOI : https://doi.org/10.29303/emj.v8i2.266
  

• Application of Optimal Control to the SEITRS Mathematical Model of Tuberculosis Transmission with Control Variables Socialization and Therapy

  Muhammad Rafiq, Sri Wigantono, Indriasri Raming

  163-181

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  Abstract View: 208, DOI : https://doi.org/10.29303/emj.v8i2.322
  

• A Novel Approach to Topological Indices of the Power Graph Associated with the Dihedral Group of a Certain Order

  Abdul Gazir Syarifudin, Laila Maya Santi, Nurina Fadlila Shaumi, Erma Suwastika, I Gede Adhitya Wisnu Wardhana

  182-190

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  Abstract View: 87, DOI : https://doi.org/10.29303/emj.v8i2.253
  

• Simulation of Spring Oscillations in Second-Order Differential Equations Using the Finite Difference Method

  Muhammad Imam Al Paqih, Rida Al Kausar Hardi, Nuzla Af'idatur Robbaniyyah

  191-199

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  Abstract View: 101, DOI : https://doi.org/10.29303/emj.v8i2.321
  

• Analysis of the Relationship Between Second Zagreb Index Values and the Oxidation Levels of Terpenoid Derivatives

  Luzianawati Luzianawati, Muhammad Ahsan Hidayat, Ni Komang Tri Dharmayani, I Gede Adhitya Wisnu Wardhana

  200-206

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  Abstract View: 69, DOI : https://doi.org/10.29303/emj.v8i2.264