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• 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 : 151

  Download PDF downloads: 113
• 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 : 413

  Download PDF downloads: 264
• Child Nutrition Prediction for Stunting Prevention Using K-Nearest Neighbor (K-NN) Algorithm

  Chandra Kirana ⁽¹⁾ , Delpiah Wahyuningsih ⁽²⁾ , Louis Michael ⁽³⁾

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

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

  (3) Institut Sains dan Bisnis Atma Luhur , Indonesia

  3571-3586

  2025-12-10

  DOI : 10.63158/journalisi.v7i4.1322

  Abstract View : 951

  Download PDF downloads: 520
• Expert System for Early Childhood Talent Detection Using Certainty Factor and Dempster Shafer Algorithms

  Supardi Supardi ⁽¹⁾ , Chandra Kirana ⁽²⁾ , Ferdian Ferdian ⁽³⁾

  (1) ISB Atma Luhur , Indonesia ,

  (2) ISB Atma Luhur , Indonesia ,

  (3) ISB Atma Luhur , Indonesia

  3025-3045

  2025-09-30

  DOI : 10.51519/journalisi.v7i3.1283

  Abstract View : 669

  Download PDF downloads: 576