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• A Hybrid SEM-PLS and ANN Approach for Predicting Student Loyalty in Higher Education Learning Management Systems

  Hamidah ⁽¹⁾ , Sarwindah ⁽²⁾ , Hengki ⁽³⁾ , Tri Sugihartono ⁽⁴⁾

  (1) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (2) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (3) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (4) Institut Sains dan Bisnis Atma Luhur , Indonesia

  3333-3359

  2026-06-23

  DOI : 10.63158/journalisi.v8i3.1625

  Abstract View : 425

  Download PDF downloads: 252
• Two-Stage Tuning of Machine Learning Models for Heart Disease Classification on Synthetic Data

  Marini ⁽¹⁾ , Tri Sugihartono ⁽²⁾ , Chandra Kirana ⁽³⁾ , Benny Wijaya ⁽⁴⁾ , Hamidah ⁽⁵⁾

  (1) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (2) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (3) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (4) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (5) Institut Sains dan Bisnis Atma Luhur , Indonesia

  2796-2816

  2026-06-22

  DOI : 10.63158/journalisi.v8i3.1599

  Abstract View : 447

  Download PDF downloads: 303
• Comparative Performance Analysis of Dual-Prime RSA and Eight-Prime RSA

  Rahmat Sulaiman ⁽¹⁾ , Agustina Mardeka Raya ⁽²⁾ , Djoko Soetarno ⁽³⁾ , Tri Sugihartono ⁽⁴⁾ , Ellya Helmud ⁽⁵⁾

  (1) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (2) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (3) Binus University , Indonesia ,

  (4) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (5) Institut Sains dan Bisnis Atma Luhur , Indonesia

  1714-1739

  2026-04-12

  DOI : 10.63158/journalisi.v8i2.1569

  Abstract View : 537

  Download PDF downloads: 387
• Ensemble Learning for Pediatric Stunting Detection: A Comparative Study of XGBoost, Random Forest, and LightGBM with Oversampling Techniques

  Tri Sugihartono ⁽¹⁾ , Djoko Soetarno ⁽²⁾ , Rahmat Sulaiman ⁽³⁾ , Sarwindah ⁽⁴⁾ , Marini ⁽⁵⁾ , Fitriyani ⁽⁶⁾

  (1) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (2) Binus University , Indonesia ,

  (3) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (4) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (5) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (6) Institut Sains dan Bisnis Atma Luhur , Indonesia

  1672-1692

  2026-04-12

  DOI : 10.63158/journalisi.v8i2.1568

  Abstract View : 899

  Download PDF downloads: 510
• Comparative Sentiment Analysis of Profits Anywhere Application Reviews Using KNN and Naïve Bayes

  Yurindra ⁽¹⁾ , Chandra Kirana ⁽²⁾ , Dian Novianto ⁽³⁾ , Tri Sugihartono ⁽⁴⁾ , Muhammad Ilham ⁽⁵⁾

  (1) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (2) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (3) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (4) Institut Sains dan Bisnis Atma Luhur , Indonesia ,

  (5) Institut Sains dan Bisnis Atma Luhur , Indonesia

  4131-4158

  2026-08-22

  DOI : 10.63158/journalisi.v8i4.1658

  Abstract View : 222

  Download PDF downloads: 202