Jurnal Online Informatika

About the Journal

JOIN (Jurnal Online Informatika) is an international peer-reviewed journal dedicated to advancing the field of Informatics. Published by the Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia, JOIN provides a platform for researchers, scientists, and academics worldwide to publish their research findings and share their knowledge with the broader scientific community.

Focus Areas:

1. Distributed Computing:

Internet of Things (IoT) Technology
Cloud Computing
Smart System
Information Technology (IT) Automation
Virtualization
Network Security
Cryptography
Blockchain
Ubiquitous Learning
Parallel and Distributed Systems

2. Artificial Intelligence:

Prompt Engineering
Digital Image Processing
Multimedia Data Processing
Knowledge Representation & Reasoning
Deep Learning
Natural Language Processing
Data Science
Artificial Intelligence Driven for IoT
Artificial Intelligence Driven for GameTech

JOIN welcomes submissions that contribute to these areas of research, fostering collaboration and knowledge exchange among informatics professionals worldwide.

JOIN (Jurnal Online Informatika) has been accredited Sinta 2 by Ministry of Research, Technology and Higher Education, Republic of Indonesia as an academic journal (SK Dirjen Dikti No. 72/E/KPT/2024)

JOIN (Jurnal Online Informatika) is published twice a year in June and December. The paper is an original script and has a research base on Informatics.

Thus, we invite Academics, Researchers, and Practitioners to participate in submitting their work to this journal.

ISSN :

Announcements

List of Accepted Article

2026-01-07

Dear Authors,

We announce the list of accepted articles that will be published in the next edition.

Article ID for Vol. 11 No. 2 (2026) - FULL:

1776 1796 1432 1792 1621 1809 1841 1808 1798 1691 1742 1763 1699 1748 1485 1875 1801 1737 1735 1625

Article ID for Vol. 12 No. 1 (2027):

1857 1846 1879 1797 1899 1819 1624 1920 1926 1798 1803 1613 1916 2028

Article ID for Vol. 12 No. 2 (2027):

1820 1874 1944 1384 1841 1504

Due to a high volume of manuscript submissions, Jurnal Online Informatika (JOIN) is temporarily closing new submissions. This decision allows our editorial team to focus on processing and reviewing the manuscripts currently in our system.

Submissions will reopen in December 2027.
We appreciate your understanding and continued interest in publishing with JOIN.

Thank you for your support.

Warm regards,
JOIN Team

Current Issue

Vol. 11 No. 1 (2026)

All articles in this issue (20 original research articles) were authored/co-authored by 10 (ten) countries (Indonesia, Malaysia, Singapore, United Arab Emirates, Saudi Arabia, Jordan, Pakistan, India, United Kingdom, Portugal).

Published: 2026-04-24

Article

Comparison of MobilenetV2 and NASNetMobile for Lavender Flower Analysis using Convolutional Neural Network

Tito Sugiharto, Department of Informatics, Universitas Kuningan, Indonesia

Iwan Lesmana, Department of Informatics, Universitas Kuningan, Indonesia

Rio Priantama, Department of Informatics, Universitas Kuningan, Indonesia

Munya Saleh Ba Matraf, Human-Centered Computing Research Lab, School of Computing, Universiti Utara Malaysia, Malaysia

1-13
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DOI : 10.15575/join.v11i1.1654 Abstract View : 1249 PDF downloads: 949
Comparative Performance of Fine-Tuned IndoBERT BASE and LARGE Variants for Emotion Detection in Indonesian Tweets

Sri Winarno, Research Center for Intelligent Distributed Surveillance and Security (IDSS), Universitas Dian Nuswantoro, Indonesia

Ika Novita Dewi, Research Center for Intelligent Distributed Surveillance and Security (IDSS), Universitas Dian Nuswantoro, Indonesia

Adhitya Nugraha, Research Center for Intelligent Distributed Surveillance and Security (IDSS), Universitas Dian Nuswantoro, Indonesia

Fahri Firdausillah, Research Center for Intelligent Distributed Surveillance and Security (IDSS), Universitas Dian Nuswantoro, Indonesia

Maulatus Shaffira Fitri, Research Center for Intelligent Distributed Surveillance and Security (IDSS), Universitas Dian Nuswantoro, Indonesia

Talitha Olga Ramadhani, Faculty of Computer Science, Universitas Dian Nuswantoro, Semarang, Indonesia

Erna Amalia Widhiyanti, Faculty of Computer Science, Universitas Dian Nuswantoro, Semarang, Indonesia

Ainur Rahma Miftakhul Rizqi, Faculty of Computer Science, Universitas Dian Nuswantoro, Semarang, Indonesia

14-26
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DOI : 10.15575/join.v11i1.1704 Abstract View : 1946 PDF downloads: 770
Maleo-Short: An "In-the-Wild" Indonesian Dataset for Speaker Diarization

Ardi Mardiana, Informatika, Universitas Majalengka, Majalengka, Indonesia

Dinda Desmonda Muslimah, Informatika, Universitas Majalengka, Majalengka, Indonesia

Ade Bastian, Informatika, Universitas Majalengka, Majalengka, Indonesia

Eka Tresna Irawan, Mayar International Pte.Ltd, Singapore

27-37
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DOI : 10.15575/join.v11i1.1781 Abstract View : 1072 PDF downloads: 466
Optimizing Stacking Ensemble Models for Customer Churn Prediction in the Telecommunications Industry

Rofik Rofik, Department of Computer Science, Universitas Negeri Semarang, Indonesia

Jumanto Unjung, Department of Computer Science, Universitas Negeri Semarang, Indonesia

Dwika Ananda Agustina Pertiwi, Faculty Technology Management and Business, Universiti Tun Hussein Onn Malaysia, Malaysia

Much Aziz Muslim, Department of Computer Science, Universitas Negeri Semarang, Indonesia

38-47
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DOI : 10.15575/join.v11i1.1783 Abstract View : 1526 PDF downloads: 425
Denial of Service (DOS) Attack Detection on MQTT Protocol Using the Random Forest Method

Kharisma Monika Dian Pertiwi, Department of Informatics, Surabaya Campus Directorate, Telkom University, Indonesia

Nurul Azizi Hasibuan, Department of Informatics, Surabaya Campus Directorate, Telkom University, Indonesia

Dyah Putri Rahmawati, Department of Informatics, Surabaya Campus Directorate, Telkom University, Indonesia

48-59
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DOI : 10.15575/join.v11i1.1784 Abstract View : 1093 PDF downloads: 383
Early Fusion of Visual and Ingredient Representations for Multimodal Food Classification

Navira Rahma Salsabila, Faculty of Computer Science, Brawijaya University, Malang, Indonesia

Adela Regita Azzahra, Faculty of Computer Science, Brawijaya University, Malang, Indonesia

Fitri Utaminingrum, Faculty of Computer Science, Brawijaya University, Malang, Indonesia

Barlian Henryranu Prasetio, Faculty of Computer Science, Brawijaya University, Malang, Indonesia

60-69
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DOI : 10.15575/join.v11i1.1725 Abstract View : 1178 PDF downloads: 314
Optimizing Hypertension Prediction from Electronic Health Records via Hybrid ANN–LSTM with Ant Colony and Bayesian Optimization

Junadhi, Computer Science, Universitas Sains dan Teknologi Indonesia, Pekanbaru, Indonesia

Zulham Zulham, Faculty of Engineering and Computer Science, Universitas Dharmawangsa, Medan, Indonesia

70-81
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DOI : 10.15575/join.v11i1.1723 Abstract View : 1298 PDF downloads: 326
Vehicle Routing Problem: A Performance Comparison of Hybrid Evolutionary Algorithm with Local Search Strategies

Maria Ulfah Siregar, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

https://orcid.org/0000-0001-7983-1007

Thoriq Firdaus Arifin, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

Muhammad Javier Badruttamam, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

Maulida Suryaning Aisha, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

Ibnu Raju Humam, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

Muhammad Hafiz, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

Siti Mutmainah, Department of Informatics, UIN Sunan Kalijaga Yogyakarta, Indonesia

https://orcid.org/0000-0001-7747-435X

82-97
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DOI : 10.15575/join.v11i1.1539 Abstract View : 1514 PDF downloads: 548
Comparative Analysis of Pre-Trained Deep Learning Models for Classifying Tropical Fungal Skin Infections

Suhardi Aras, Department of Informatics, Faculty of Engineering, Universitas Muhammadiyah Sorong, Indonesia

Muhammad RIzwan Darwis, Department of Informatics, Faculty of Engineering, Universitas Muhammadiyah Sorong, Indonesia

Muhammad Zhaky Arkan, Department of Informatics, Faculty of Engineering, Universitas Muhammadiyah Sorong, Indonesia

98-112
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DOI : 10.15575/join.v11i1.1758 Abstract View : 1238 PDF downloads: 354
Improving Imbalanced Data Handling in Intrusion Detection Systems using SMOTE with an Extended Kalman Filter

Guntoro Guntoro, Department of Informatics Engineering, Universitas Lancang Kuning, Indonesia and School of Computing, Universiti Utara Malaysia, , Malaysia

Mohd. Nizam Omar, School of Computing, Universiti Utara Malaysia, Malaysia

Mohamad Farhan Mohamad Mohsin, School of Computing, Universiti Utara Malaysia, Malaysia

113-125
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DOI : 10.15575/join.v11i1.1687 Abstract View : 2304 PDF downloads: 446
CPSO-LSTM: Chaotic Particle Swarm Optimization improved LSTM Hyperparameters for Air Pollution Prediction

Tri Andi, Information Technology, Faculty of Engineering, University of Muhammadiyah Yogyakarta and Department of Computer Science, International Islamic University Malaysia, Malaysia

Andri Pranolo, Department of Informatics, Universitas Ahmad Dahlan, Indonesia

Amelia Ritahani Ismail, Department of Computer Science, International Islamic University Malaysia, Malaysia

Candra Juni Cahyo Kusuma, Universitas PGRI Yogyakarta, Indonesia

126-141
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DOI : 10.15575/join.v11i1.1689 Abstract View : 1803 PDF downloads: 348
Convolutional Neural Networks for Measuring Service Satisfaction of Hajj Pilgrims through Facial Expression Analysis

Undang Syaripudin, Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia

Jumadi Jumadi, Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia

Diena Rauda Ramdania, Human Centred Computing, Exertion Games Lab, Monash University Australia, Australia

Indah Sri Lestari, Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia

Indri Nurfiani, Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia

Alfin Yogi Setyawan, Department of Informatics, UIN Sunan Gunung Djati Bandung, Indonesia

Maisevli Harika, Informatics Engineering, Politeknik Negeri Bandung, Indonesia

Mimin Mintarsih, Sharia Bussiness Management, Universitas Ma’soem, Indonesia, Indonesia

142-155
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DOI : 10.15575/join.v11i1.1677 Abstract View : 1639 PDF downloads: 341
Comparative Performance Analysis of Several Python Libraries Utilizing the Least Significant Bit Method

Saepudin Nirwan, Department of Informatics, Universitas Logistik dan Bisnis Internasional, Indonesia

Rolly Maulana Awangga, Department of Informatics, Universitas Logistik dan Bisnis Internasional, Indonesia

Naufal Fachrudin Nirwan, Department of Informatics, Telkom University, Indonesia

156-168
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DOI : 10.15575/join.v11i1.1688 Abstract View : 1287 PDF downloads: 391
Leveraging Blockchain for Real‑Time Monitoring and Optimization of Blood Supply Networks

Nasurudeen Ahamed N, College of Information Technology, United Arab Emirates University, Abu Dhabi, United Arab Emirates

Tanweer Alam, Faculty of Computer and Information Systems, Islamic University of Madinah, Madinah, Saudi Arabia

Mohamed Benaida, Faculty of Computer and Information Systems, Islamic University of Madinah, Madinah, Saudi Arabia

169-187
- PDF
DOI : 10.15575/join.v11i1.1620 Abstract View : 696 PDF downloads: 327
A Linear Sequential Model for Cloud-Based ECM: Comparative Analysis with On-Premises ECM

Mohd Adan Omar, School of Computing, College of Arts and Sciences, Universiti Utara Malaysia, Sintok, Kedah, Malaysia

https://orcid.org/0000-0002-9815-7166

Ammber Nosheen, Institute of Advanced and Smart Digital Opportunities, School of Computing, College of Art and Sciences, University Utara Malaysia, Sintok, Kedah, Malaysia

https://orcid.org/0009-0002-7444-7836

Nur Azzah Abu Bakar, School of Computing, College of Arts and Sciences, Universiti Utara Malaysia, Sintok, Kedah, Malaysia

https://orcid.org/0000-0002-4015-3621

Noraziah ChePa, School of Computing, College of Arts and Sciences, Universiti Utara Malaysia, Sintok, Kedah, Malaysia

https://orcid.org/0000-0002-8204-3893

Ijaz Yusuf, School of Management, Forman Christian College University, Lahore, Pakistan

https://orcid.org/0000-0002-6938-7712

188-196
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DOI : 10.15575/join.v11i1.1635 Abstract View : 1641 PDF downloads: 291
Using Readability Metrics in Estimating the Readability of REpresentational State Transfer State Transfer Uniform Resource Identifiers Schema

Fuad Alshraiedeh, Department of Software Engineering, Zarqa University, Jordan

Norliza Katuk, School of Computing, Universiti Utara Malaysia, Malaysia

Hossam Almahasneh, Department of Computer Science, Zarqa University, Jordan

197-205
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DOI : 10.15575/join.v11i1.1653 Abstract View : 924 PDF downloads: 252
An Improved Offline Text-independent Chinese Writer Identification Scheme based on Two-tier Image Retrieval Mechanism

Gloria Jennis Tan, Universiti Teknologi MARA (UiTM) Shah Alam, Selangor, Malaysia

Ling Ling Ung, Universiti Teknologi MARA (UiTM) Sabah Branch, Kota Kinabalu Campus, Malaysia

Chi Wee Tan, Tunku Abdul Rahman University of Management and Technology (TAR UMT), Kuala Lumpur, Malaysia

Zeti Darleena Binti Eri, Universiti Teknologi MARA (UiTM) Terengganu Branch, Kuala Terengganu Campus, Malaysia

Norlina Mohd Sabri, Universiti Teknologi MARA (UiTM) Terengganu Branch, Kuala Terengganu Campus, Malaysia

Hoshang Kolivand, Liverpool John Moores University (LJMU), L3 3AF and Staffordshire University, United Kingdom

Ghazali Sulong, Management and Science University (MSU), Malaysia, Malaysia

206-219
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DOI : 10.15575/join.v11i1.1666 Abstract View : 1162 PDF downloads: 308
Analysis of Facial Emotion Recognition with Various Techniques

Garima Sethi, Department of Mathematics, University Institute of Sciences, Chandigarh University, Mohali-140413 Punjab, India

https://orcid.org/0000-0001-8410-8454

Krishan Kant Sharma, Department of Mechanical Engineering, Chandigarh University, Mohali,140413, Punjab, India

https://orcid.org/0000-0002-3830-8145

Mohit Yadav, Department of Mathematics, University Institute of Sciences, Chandigarh University, Mohali-140413 Punjab, India

https://orcid.org/0000-0002-9332-8480

Khushwant Singh, Department of Computer Science and Engineering, Maharshi Dayanand University, Rohtak, India

https://orcid.org/0000-0001-6732-055X

Fernando Moreira, REMIT, IJP, Universidade Portucalense, Porto & IEETA, Universidade de Aveiro, Aveiro and IEETA, Aveiro University, Aveiro, Portugal

https://orcid.org/0000-0002-0816-1445

220-230
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DOI : 10.15575/join.v11i1.1674 Abstract View : 1651 PDF downloads: 402
Defense Policy Strategy based on Network Centric Warfare (NCW) toward Asymmetric Threats: Case study from an Indonesian Perspective

Nengah Putra, Indonesia Defense University, IPSC Sentul, Sukahati, Citeureup, Bogor, Jawa Barat, Indonesia

April Kukuh Susilo, Sekolah Tinggi Teknologi Angkatan Laut, Morokrembangan, Surabaya, Jawa Timur, Indonesia

231-242
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DOI : 10.15575/join.v11i1.1747 Abstract View : 1192 PDF downloads: 251
Evaluating RAG Performance on Small Language Models for Low-Resource Devices through Chunking and Retrieval Methods

Amelia Dewi Agustiani, Politeknik Negeri Bandung, Indonesia

Salsabila Maharani Putri, Politeknik Negeri Bandung, Indonesia

Jonner Hutahaean, Indonesia

Muhammad Rizqi Sholahuddin, Politeknik Negeri Bandung, Indonesia

Muhammad Riza Alifi, Indonesia

Ade Hodijah, Indonesia

243-255
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DOI : 10.15575/join.v11i1.1733 Abstract View : 1749 PDF downloads: 385

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Jurnal Online Informatika (JOIN) has been indexed by:

Jurnal Online Informatika

About the Journal

Announcements

List of Accepted Article

Current Issue

Article

Comparison of MobilenetV2 and NASNetMobile for Lavender Flower Analysis using Convolutional Neural Network

Comparative Performance of Fine-Tuned IndoBERT BASE and LARGE Variants for Emotion Detection in Indonesian Tweets

Maleo-Short: An "In-the-Wild" Indonesian Dataset for Speaker Diarization

Optimizing Stacking Ensemble Models for Customer Churn Prediction in the Telecommunications Industry

Denial of Service (DOS) Attack Detection on MQTT Protocol Using the Random Forest Method

Early Fusion of Visual and Ingredient Representations for Multimodal Food Classification

Optimizing Hypertension Prediction from Electronic Health Records via Hybrid ANN–LSTM with Ant Colony and Bayesian Optimization

Vehicle Routing Problem: A Performance Comparison of Hybrid Evolutionary Algorithm with Local Search Strategies

Comparative Analysis of Pre-Trained Deep Learning Models for Classifying Tropical Fungal Skin Infections

Improving Imbalanced Data Handling in Intrusion Detection Systems using SMOTE with an Extended Kalman Filter

CPSO-LSTM: Chaotic Particle Swarm Optimization improved LSTM Hyperparameters for Air Pollution Prediction

Convolutional Neural Networks for Measuring Service Satisfaction of Hajj Pilgrims through Facial Expression Analysis

Comparative Performance Analysis of Several Python Libraries Utilizing the Least Significant Bit Method

Leveraging Blockchain for Real‑Time Monitoring and Optimization of Blood Supply Networks

A Linear Sequential Model for Cloud-Based ECM: Comparative Analysis with On-Premises ECM

Using Readability Metrics in Estimating the Readability of REpresentational State Transfer State Transfer Uniform Resource Identifiers Schema

An Improved Offline Text-independent Chinese Writer Identification Scheme based on Two-tier Image Retrieval Mechanism

Analysis of Facial Emotion Recognition with Various Techniques

Defense Policy Strategy based on Network Centric Warfare (NCW) toward Asymmetric Threats: Case study from an Indonesian Perspective

Evaluating RAG Performance on Small Language Models for Low-Resource Devices through Chunking and Retrieval Methods

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