Vol. 5 No. 4 (2026)

Articles

• Implementation of Random Forest Algorithm for Web-Based Toddler Nutritional Status Classification

  
  

  Muhammad Raddhyan,  Universitas Pamulang,  Indonesia

  Deanna Durbin Hutagalung,  Universitas Pamulang,  Indonesia

  520-528

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  📊 Abstract View: 60  |  📅 Published: 13-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1840

• Implementation of the Random Forest and Naive Bayes Algorithms in Predicting Network Outages at the Kominfo South Tangerang

  
  

  Raafa Syahidul Haq Irsi,  Universitas Pamulang,  Indonesia

  Indra Kristianto,  Universitas Pamulang,  Indonesia

  529-539

  • pdf

  
  📊 Abstract View: 63  |  📅 Published: 13-09-2026  | 

• Obesity Level Classification Using the Gaussian Naive Bayes and 10-Fold Cross-Validation

  
  

  Rivaldi Prima Nanda,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Muhammad Siddik Hasibuan,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  + more authors

  Mhd. Ikhsan Rifki,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  540-550

  • pdf

  
  📊 Abstract View: 56  |  📅 Published: 13-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1855

• Performance Comparison of Bi-LSTM and GRU for Web-Based Stock Price Prediction: A Case Study of BBCA JK

  
  

  Khaerul Oktafiansyah,  Universitas Pamulang,  Indonesia

  Muhammad Feizal,  Universitas Pamulang,  Indonesia

  551-560

  • pdf

  
  📊 Abstract View: 28  |  📅 Published: 16-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1814

• Web-Based New Student Admission Information System for Applicant Prediction Using Linear Regression

  
  

  Nasrul Abdul Karim,  Universitas Pamulang,  Indonesia

  561-570

  • pdf

  
  📊 Abstract View: 38  |  📅 Published: 16-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1877

• Local Binary Pattern for Facial Gender Identification Using a Kivy-Based Application

  
  

  Wira Pranata Sebayang,  STMIK Methodist Binjai,  Indonesia

  Tomy Satria Alasi,  STMIK Methodist Binjai,  Indonesia

  + more authors

  Irwan Jani Tarigan,  STMIK Methodist Binjai,  Indonesia

  571-582

  • pdf

  
  📊 Abstract View: 39  |  📅 Published: 17-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1858

• Implementation of Priority Scheduling Algorithm in Rajeg Police Patrol Scheduling Web Application

  
  

  Aisyah Aisyah,  Universitas Pamulang,  Indonesia

  583-590

  • pdf

  
  📊 Abstract View: 35  |  📅 Published: 20-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1822

• Sentiment Analysis of the Free Nutritious Meals Program on the X Platform Using Naïve Bayes and SVM

  
  

  M. Jagad Kesuma,  Bina Darma University,  Indonesia

  Ari Muzakir,  Bina Darma University,  Indonesia

  591-605

  • pdf

  
  📊 Abstract View: 33  |  📅 Published: 30-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1928

• IoT-Based Aquarium Water Quality Monitoring System Using Mamdani Fuzzy Logic Method

  
  

  Saifullah Hidayat,  Universitas Pamulang,  Indonesia

  Agung Siswopranoto,  Universitas Pamulang,  Indonesia

  606-617

  • pdf

  
  📊 Abstract View: 34  |  📅 Published: 30-09-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1816

• UI/UX Design of a Web-Based UKS Information Service System Using Design Thinking

  
  

  Ali Ikhwan,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Najwa Fadiyah Nasution,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  + more authors

  Salsa Fadila Nasution,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Rohma Aulia,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  618-631

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  📊 Abstract View: 52  |  📅 Published: 03-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1951

• Web-Based Quality Assurance Activity Monitoring Dashboard for LPM UIN Sumatera Utara Using RAD

  
  

  Zaki Mahbub,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Diaz Alfaridzi,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  + more authors

  Arif Syafaruddin Gultom,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  632-645

  • pdf

  
  📊 Abstract View: 37  |  📅 Published: 03-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1948

• Design and Implementation of an Android-Based Student Stress Level Prediction System Using Naïve Bayes

  
  

  Nidia Rintriana,  Universitas Pamulang,  Indonesia

  Uliyatunisa Uliyatunisa,  Universitas Pamulang,  Indonesia

  646-656

  • pdf

  
  📊 Abstract View: 23  |  📅 Published: 06-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1931

• Implementation of JavaScript Object Notation in a Village Service Information System

  
  

  Abdul Rahman Ismail,  Universitas Negeri Gorontalo,  Indonesia

  Zainudin Sidik,  Universitas Negeri Gorontalo,  Indonesia

  + more authors

  Nur Oktavin Idris,  Universitas Negeri Gorontalo,  Indonesia

  657-667

  • pdf

  
  📊 Abstract View: 29  |  📅 Published: 11-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1937

• Integrated Executive Information System for Madrasah Education with Hierarchical Drill Down at the Ministry of Religious Affairs of North Labuhanbatu Regency

  
  

  M Arif Rahmat Pasaribu,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Aninda Muliani Harahap,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  668-681

  • pdf

  
  📊 Abstract View: 27  |  📅 Published: 11-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1964

• Sieva: K-Means And 360-Degree Feedback For Sugarcane Harvest Evaluation at PTPN II Kwala Madu

  
  

  Muhammad Zarwin Syahputra,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Raissa Amanda Putri,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  + more authors

  Muhamad Alda,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  682-693

  • pdf

  
  📊 Abstract View: 18  |  📅 Published: 11-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1966

• Customer Queue Information System Using Multilevel Queue at Bank Mandiri Taspen KC Medan

  
  

  Esti Kurnia Dara,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Tengku Khairul Rifaldi,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  + more authors

  Triase Triase,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  694-712

  • pdf

  
  📊 Abstract View: 15  |  📅 Published: 19-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1968

• Design and Construction of an Internet of Things-Based Smart Home Seccurity System Using Arduino Uno with Wokwi Simulation

  
  

  Aidil Alfarizi,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  Raisya Aulia,  Universitas Islam Negeri Sumatera Utara,  Indonesia

  713-721

  • pdf

  
  📊 Abstract View: 14  |  📅 Published: 19-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1806

• Success Factors and Development Priorities of a KKN Information System: DeLone-McLean, PLS-SEM, and IPMA

  
  

  Andi Anzanul Zikra,  Universitas Widya Nusantara,  Indonesia

  Afiyah Rifkha Rahmika,  Universitas Tadulako,  Indonesia

  + more authors

  Rahmat Yanuary,  Universitas Widya Nusantara,  Indonesia

  Komala Sari,  Universitas Widya Nusantara,  Indonesia

  I Gusti Ayu Ivana,  Universitas Widya Nusantara,  Indonesia

  722-735

  • pdf

  
  📊 Abstract View: 25  |  📅 Published: 19-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1961

• Usability Analysis of the POLRI Presisi Application Using Usability Testing and the System Usability Scale

  
  

  Andre Uldian Saragih,  Universitas Dinamika Bangsa,  Indonesia

  Jasmir Jasmir,  Universitas Dinamika Bangsa,  Indonesia

  + more authors

  Fachruddin Fachruddin,  Universitas Dinamika Bangsa,  Indonesia

  736-746

  • pdf

  
  📊 Abstract View: 8  |  📅 Published: 22-10-2026  |  🔗 DOI: 10.55537/cosie.v5i4.1947