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All Journal Seminar Nasional Aplikasi Teknologi Informasi (SNATI) Jurnal Ilmu Sosial dan Ilmu Politik (JISIP) KLIK (Kumpulan jurnaL Ilmu Komputer) (e-Journal) METHOMIKA: Jurnal Manajemen Informatika & Komputerisasi Akuntansi INTECOMS: Journal of Information Technology and Computer Science KOMIK (Konferensi Nasional Teknologi Informasi dan Komputer) The IJICS (International Journal of Informatics and Computer Science) JOURNAL OF SCIENCE AND SOCIAL RESEARCH Journal of Humanities and Social Studies Jurnal Abdi Ilmu Jurnal Elektro dan Telkomunikasi JURNAL MAHAJANA INFORMASI CICES (Cyberpreneurship Innovative and Creative Exact and Social Science) Jatilima : Jurnal Multimedia Dan Teknologi Informasi REMIK : Riset dan E-Jurnal Manajemen Informatika Komputer Journal of Computer System and Informatics (JoSYC) Jurnal Sistem Komputer dan Informatika (JSON) Brahmana : Jurnal Penerapan Kecerdasan Buatan Jurnal Scientia Budapest International Research and Critics Institute-Journal (BIRCI-Journal): Humanities and Social Sciences Instal : Jurnal Komputer Jurnal Info Sains : Informatika dan Sains Bulletin of Information Technology (BIT) INTERNATIONAL JOURNAL OF EDUCATION, INFORMATION TECHNOLOGY, AND OTHERS Jurnal Nasional Teknologi Komputer Jurnal Komputer Teknologi Informasi Sistem Komputer (JUKTISI) Jurnal Masyarakat Indonesia Jurnal Hasil Pengabdian Masyarakat (JURIBMAS) International Conference on Sciences Development and Technology Prosiding Seminar Nasional Teknik UISU (SEMNASTEK) Indonesian Journal of Education And Computer Science Jurnal Ilmiah Multidisiplin Indonesia International Journal of Industrial Innovation and Mechanical Engineering International Journal of Information Engineering and Science Bulletin of Engineering Science, Technology and Industry Jurnal Ekonomi dan Bisnis Journal Of Computer Engineering And Information Technology
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Time Management as a Foundation for Ethics, Integrity, Competence, Professionalism, and Communication in Higher Education Discipline Akbar, Muhammad Caesar; Pulungan, Ahmad Fakhrizal; Nasution, Darmeli; Haralayya, Bhadrappa
Jurnal Ilmu Sosial dan Ilmu Politik (JISIP) Vol 14, No 2 (2025): August
Publisher : Universitas Tribhuwana Tungga Dewi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33366/jisip.v14i2.3278

Abstract

This research aims to analyze time management as an essential pillar in the development of ethics, integrity, competence, professionalism, and communication among students at Medan Aviation Polytechnic. Effective time management plays a vital role in developing a student's character, especially in forming the discipline that is the foundation of professional behavior in the aviation world. By adopting a qualitative approach, this research collected data through interviews, observations, and documentation studies of students and lecturers at the Medan Aviation Polytechnic. The research results indicate that effective time management plays a significant role in enhancing student ethics, integrity, and competence. Apart from that, time management also plays a crucial role in improving professionalism and effective communication, which are essential aspects in the aviation sector. This research offers recommendations for enhancing time management training within the higher education curriculum, aiming to foster students who are more disciplined and prepared to face future professional challenges. This is relevant to the needs of the aviation industry, which prioritizes punctuality, team coordination, and high adaptability in a dynamic work environment.Penelitian ini bertujuan untuk menganalisis manajemen waktu sebagai pilar penting dalam pembentukan etika, integritas, kompetensi, profesionalisme, dan komunikasi di kalangan mahasiswa Politeknik Penerbangan Medan. Manajemen waktu yang efektif berperan vital dalam pengembangan karakter mahasiswa, terutama dalam membentuk kedisiplinan yang menjadi dasar dari perilaku profesional di dunia penerbangan. Dengan mengadopsi pendekatan kualitatif, penelitian ini mengumpulkan data melalui wawancara, observasi, dan studi dokumentasi terhadap mahasiswa dan dosen di Politeknik Penerbangan Medan. Hasil penelitian menunjukkan bahwa manajemen waktu yang baik berkontribusi signifikan terhadap peningkatan etika, integritas, serta kompetensi mahasiswa. Selain itu, manajemen waktu juga berperan dalam meningkatkan profesionalisme dan komunikasi yang efektif, yang merupakan aspek penting dalam dunia kerja di sektor penerbangan. Penelitian ini memberikan rekomendasi untuk penguatan pelatihan manajemen waktu dalam kurikulum pendidikan tinggi, guna mendukung pengembangan karakter mahasiswa yang lebih disiplin dan siap menghadapi tantangan profesional di masa depan. Hal ini relevan dengan kebutuhan industri penerbangan yang mengutamakan ketepatan waktu, koordinasi tim, serta kemampuan adaptasi yang tinggi dalam lingkungan kerja yang dinamis.
Sentiment Analysis Classification of E-commerce User Reviews Using Natural Language Processing (NLP) and Support Vector Machine (SVM) Methods Iqbal Wiranata Siregar, Jimmy; Putera Utama Siahaan, Andysah; Iqbal, Muhammad; Nasution, Darmeli; Farta Wijaya, Rian
Bulletin of Information Technology (BIT) Vol 6 No 2: Juni 2025
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/bit.v6i2.2018

Abstract

In the swiftly changing digital age, e-commerce has become a vital component of everyday living. Individuals actively share product reviews, whether favorable or unfavorable, which companies can utilize to grasp users' views on their services. An efficient approach for evaluating and categorizing user sentiments is required to aid in analyzing these reviews. In this scenario, the Support Vector Machine (SVM) and Natural Language Processing (NLP) methods offer the appropriate answer. This research intends to develop a classification model capable of sorting e-commerce user feedback into positive, negative, or neutral sentiments. Utilizing NLP methods to analyze the review text and SVM as the classification approach, this model aims to achieve high accuracy in identifying user sentiment. Words that do not affect sentiment analysis, like "and," "that," "for," are eliminated, and SVM is utilized once the review data is converted into vectors via the TF-IDF method. The labeled sentiment training data will be used to train the SVM model.
Analisis Prediksi Pretasan Data Pribadi Berdasarkan Umur Pengguna Di Kota Tanjungbalai Menggunakan Algoritma C4.5 Sitorus, Mhd Arfan; Nasution, Darmeli; Iqbal, Muhammad
Jurnal Multimedia dan Teknologi Informasi (Jatilima) Vol. 7 No. 02 (2025): Jatilima : Jurnal Multimedia Dan Teknologi Informasi
Publisher : Cattleya Darmaya Fortuna

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54209/jatilima.v7i02.1589

Abstract

Personal data security has become a critical issue amidst the rapid development of digital technology. Online activities such as social media use, online transactions, and cloud data storage have increased the potential risk of hacking. This study aims to predict the level of risk of personal data hacking based on the age and digital behavior of users in Tanjungbalai City. Age is thought to influence users' awareness and habits in maintaining data security, such as the use of strong passwords, utilization of two-step verification, and the use of protective software. This study used a data mining approach with the C4.5 algorithm to build a classification model that identifies age groups with high vulnerability to hacking. Data were collected through a questionnaire with an ordinal scale that reflects respondents' digital behavior and experience. The results show a significant pattern between age, digital habits, and the level of hacking risk, and produce a classification model that can be used as a basis for decision-making regarding data security policies. These findings are expected to contribute to the development of more effective digital education strategies that are adaptive to user demographic characteristics.
Performance Analysis of CNN (Convolutional Neural Network) in Nominal Classification of Rupiah Emissions 2022 Sahputra, Fajar; Sitorus, Zulham; Iqbal, Muhammad; Marlina, Leni; Nasution, Darmeli
The IJICS (International Journal of Informatics and Computer Science) Vol. 9 No. 2 (2025): July
Publisher : Universitas Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/ijics.v9i2.8903

Abstract

This study aims to analyze the performance of Convolutional Neural Network (CNN) algorithm in classifying the nominal of Rupiah banknotes issued in 2022. Three test models are developed, namely two CNN architectures with different optimizers (Adam and RMSprop), and one transfer learning model using VGG16. The dataset used consists of 1,848 banknote images of seven denominations: Rp1,000, Rp2,000, Rp5,000, Rp10,000, Rp20,000, Rp50,000, and Rp100,000. The data was collected using a smartphone camera and processed through augmentation, normalization, and classification stages. The model was evaluated using accuracy, precision, recall, and F1-score metrics. The results show that CNN with Adam's optimizer achieves a validation accuracy of 98.97%, while CNN with RMSprop reaches 99.59%. Meanwhile, the VGG16 model achieved perfect validation accuracy of 100%, with precision, recall, and F1-score values of 1.00 each. These results show that the transfer learning approach provides the best performance compared to conventional CNN models. This research supports the development of an accurate and efficient banknote recognition automation system for digital finance applications.
Comparative Analysis of Sequencing Methods and Markov Models for Predicting High-Achieving Students at Budi Darma University Sinambela, Sugi Hartono; Iqbal, Muhammad; Khairul, Khairul; Darmeli Nasution; Zulham Sitorus
The IJICS (International Journal of Informatics and Computer Science) Vol. 9 No. 2 (2025): July
Publisher : Universitas Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/ijics.v9i2.8964

Abstract

The prediction of high-achieving students is a strategic step in supporting the development of academic quality within higher education institutions. This study aims to compare two data mining approaches, namely the Sequencing method and the Markov Model, in predicting high-achieving students at Universitas Budi Darma Medan. The Sequencing method is used to identify patterns in the sequence of academic grades and non-academic activities of students from semester to semester, while the Markov Model is used to calculate the probability of transitions in students' academic status based on historical data. The research adopts a quantitative approach involving 100 active students with complete academic and non-academic data. The data analyzed include semester GPA, participation in organizations, seminars, and achievements in competitions. Both methods were evaluated using metrics such as accuracy, precision, recall, and F1-score. The evaluation results show that the Sequencing method achieved an accuracy of 87%, precision of 85%, recall of 88%, and an F1-score of 86%, while the Markov Model recorded an accuracy of 81%, precision of 79%, recall of 83%, and an F1-score of 81%. Based on these results, the Sequencing method is considered superior in detecting patterns and providing more accurate predictions of students’ achievement potential. The comparison of these two methods provides a foundation for institutions to develop more accurate, objective, and comprehensive student achievement prediction systems. Thus, universities can implement early and well-targeted interventions and guidance.
EVALUATION OF INFORMATION TECHNOLOGY GOVERNANCE E-KINERJA SYSTEMS IN ASSESSING EMPLOYEE PERFORMANCE USING THE MODEL COBIT 2019 AT THE DISTRICT COMMINFO OFFICE WAS REALLY FUN Eswin Syahputra; Khairul; Muhammad Iqbal; Rian Farta Wijaya; Darmeli Nasution
Bulletin of Engineering Science, Technology and Industry Vol. 2 No. 3 (2024): September
Publisher : PT. Radja Intercontinental Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59733/besti.v2i3.60

Abstract

The Department of Communication and Information Technology (Kominfo) in developing an e-performance information system needs to carry out a governance evaluation. The aim of this research is to evaluate information technology governance in the E-Kinerja system in assessing employee performance at the Bener Meriah Regency Communication and Information Service using the COBIT 2019 model using the Action Research method. Data collection techniques use two sources of primary data and secondary data. The results of this research are three main domains in COBIT 2019, namely EDM02 (Ensured Benefits Delivery), APO10 (Managed Vendors), and BAI11 (Managed Projects). This evaluation is carried out to measure the targeted capability level (to-be), the current capability level (as-is), as well as the gaps (GAP) that exist between the two. So the capability level in the EDM02 domain is at level 4, the APO10 domain is at level 2 and the BAI11 domain is at level 2. These findings provide an overview of areas that require further improvement and development to achieve more effective and efficient information technology governance. Thus, it is hoped that this research can contribute to improving the quality of information technology governance at the Bener Meriah Regency Communication and Information Service, as well as becoming a reference for other government agencies in implementing the COBIT 2019 model for evaluating information technology systems.
Development of A Web-Based Employee Performance Monitoring and Reporting System to Enhance Productivity and Performance Evaluation Devina, Annisa; Nasution, Darmeli
Bahasa Indonesia Vol 17 No 07 (2025): Instal : Jurnal Komputer
Publisher : Cattleya Darmaya Fortuna

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54209/jurnalinstall.v17i07.420

Abstract

The Attorney General's Office, as a law enforcement institution, requires optimal employee performance to achieve effectiveness in law enforcement. However, the current employee performance monitoring and reporting processes at the Binjai District Attorney's Office are still manual, leading to inefficiencies, lack of transparency, and difficulties in objective evaluation. This research aims to develop a Web-Based Employee Performance Monitoring and Reporting System as a solution to address these issues. The system is designed to improve the accuracy, transparency, and integration of performance data, thereby enabling more objective and measurable evaluations. With this system, leaders can provide accurate feedback, identify performance problems earlier, and ultimately enhance employee productivity and the overall performance of the Attorney General's Office. The research has successfully developed a web-based system with an interface that allows centralized management of user data, employee information, tasks, and performance evaluations. The implementation of this system is expected to significantly positively impact operational efficiency and support the achievement of organizational goals in more effective and efficient law enforcement.
RANCANG BANGUN SISTEM INFORMASI PERPUSTAKAAN BERBASIS WEB MENGGUNAKAN METODE WATERFALL PADA SD 067090 MEDAN KOTA Pane, Danang Putra; Kurniawan, Fahmi; Nasution, Darmeli
JOURNAL OF SCIENCE AND SOCIAL RESEARCH Vol 8, No 3 (2025): August 2025
Publisher : Smart Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54314/jssr.v8i3.4293

Abstract

Abstract: Libraries are very important facilities in every school as a source of learning for students and teachers. With the development of technology, there has been a shift from manual book recording to the use of special applications to manage library data. Manual record-keeping cannot provide fast and accurate service. At SD NEGERI 067090 Medan Kota, there are various types of books, including textbooks, reference books, and many others, so a Web-Based Library Information System is needed to manage data such as member management, book input, and book borrowing and return transactions. Therefore, a web-based library application was developed with a case study at SD NEGERI 067090 Medan Kota, which will be used by the school's library administrator. The method applied in this study is the Waterfall method, which includes needs analysis, system design, and testing. The features of this application include admin login, dashboard, member data, book data, transactions, book borrowing data, borrowing reports, book return data, return reports, system users, and report printing. The results of the study indicate that this library application can streamline and simplify the process of recording members who borrow and return books at SD NEGERI 067090 Medan Kota. Keywords: Systems, Information, Library, Waterfall, WebAbstrak: Perpustakaan merupakan fasilitas yang sangat penting di setiap sekolah sebagai sumber belajar bagi siswa dan guru. Seiring dengan perkembangan teknologi, terjadi pergeseran dari pencatatan buku secara manual ke penggunaan aplikasi khusus untuk mengelola data perpustakaan. Pencatatan manual tidak dapat memberikan pelayanan yang cepat dan akurat. SD NEGERI 067090 Medan Kota, terdapat berbagai jenis buku, termasuk buku pelajaran, buku fuksi, dan banyak buku lainnya, sehingga diperlukan Sistem Informasi Perpustakaan Berbasis Web yang dapat mengelola data seperti pengelolaan anggota, penginputan buku, transaksi peminjaman dan pengembalian buku. Oleh karena itu, sebuah aplikasi perpustakaan berbasis web dikembangkan dengan studi kasus di SD NEGERI 067090 Medan Kota, yang nantinya akan digunakan oleh admin perpustakaan sekolah tersebut. Metode yang diterapkan dalam penelitian ini adalah metode Waterfall, yang mencakup analisis kebutuhan, desain sistem, dan pengujian. Fitur-fitur yang terdapat dalam aplikasi ini meliputi login admin, dashboard, data anggota, data buku, transaksi, data peminjaman buku, laporan peminjaman, data pengembalian buku, laporan pengembalian, pengguna sistem, dan pencetakan laporan. Hasil penelitian menunjukkan bahwa aplikasi perpustakaan ini dapat mempercepat dan mempermudah pelayanan dalam mendata anggota yang meminjam dan mengembalikan buku di SD NEGERI 067090 Medan Kota. Kata kunci: Sistem, Informasi, Perpustakaan, Waterfall, Web
Comparative Analysis of the C4.5 and Random Forest Algorithms for the Prediction of Diarrheal Disease Sipra Barutu; Muhammad Iqbal; Khairul, Khairul; Darmeli Nasution
Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID) Vol. 4 No. 7 (2025): Jurnal Ilmiah Multidisplin Indonesia (JIM-ID), August 2025
Publisher : Sean Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Diarrhea remains one of the leading causes of death among infants in Indonesia, especially in areas with limited access to healthcare. Environmental pollution and unhealthy lifestyles are the main causes of its spread. This study aims to compare the performance of the C4.5 and Random Forest algorithms in predicting diarrhea cases among infants in the working area of the Parlilitan Subdistrict Health Center, Humbahas Regency, North Sumatra Province. Secondary data were obtained from medical records and health center reports, which were then analyzed using Python. Model performance evaluation was conducted using the metrics Accuracy, Precision, Recall, F1-Score, Specificity, False Positive Rate (FPR), and True Positive Rate (TPR). The test results showed that the C4.5 algorithm had superior performance with an Accuracy of 0.92; Precision, Recall, and F1-Score of 0.875 each; Specificity of 0.9412; and FPR of 0.0588. Meanwhile, Random Forest obtained an Accuracy of 0.88; Precision of 0.7778; Recall of 0.875; F1-Score of 0.8235; Specificity of 0.8824; and FPR of 0.1176. These findings indicate that C4.5 is more effective in maintaining a balance between prediction accuracy and detection capability, and is better at minimizing classification errors for negative classes.
PENERAPAN DEEP LEARNING YOLO UNTUK PENGUKURAN JARAK OBJEK MENGGUNAKAN MONO KAMERA Herdianto, Herdianto; Nasution, Darmeli; Atmaja, Niko Surya; Ramadhan, Syahrul
METHOMIKA: Jurnal Manajemen Informatika & Komputerisasi Akuntansi Vol. 8 No. 1 (2024): METHOMIKA: Jurnal Manajemen Informatika & Komputersisasi Akuntansi
Publisher : Universitas Methodist Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46880/jmika.Vol8No1.pp51-56

Abstract

Mobile robots are a type of robot that can move from one place to another. Therefore, this type of robot has been given the ability to detect objects and measure estimated distances to objects around it to then carry out actions to turn left and right, forward, backward or even stop to avoid collisions. In general, to measure the distance of objects on mobile robots, ultrasonic sensors such as the HC-SR04 are used and some also use cameras, although they can be used to measure distances, but the use of these sensors has disadvantages, such as the maximum distance that can be measured is 4 meters. Given this deficiency, the research that will be carried out will try a YOLO deep learning method that can detect objects and then measure the distance of objects around them. From the results of the tests that have been carried out, it is known that the distance to the object that can be measured is 31,400 mm with the actual object height being 1750 mm.
Co-Authors Ahmad Akbar Ahmad Akbar, Ahmad Akbar, Muhammad Caesar Amren S, Hairul Amril, M. Amrizal Lubis Andi Ernawati Andysah Putera Utama Siahaan Ardan, Muhammad Arie Candra Panjaitan Asri Santosa Atmaja, Niko Surya Ayu Nuriana Sebayang Badriana, Badriana Baehaqi Barutu, Sipra Bela Firmantoyo Devina, Annisa Donni Nasution Dwiyanto . Edo, Edo Eko Hariyanto Eswin Syahputra Farta wijaya, Rian Fernando, Ahmad Hadi Prayitno Hafni Hafni Haralayya, Bhadrappa Herdianto Herdianto Herdianto Herdianto, Herdianto Heri Kurniawan, Heri Hermawan, Bagus Hidayah, Muhammad Faiz Indrayani, Maida IQBAL , MUHAMMAD Iqbal Wiranata Siregar, Jimmy Irwan Iswandi Idris Ivana Wardani Jabar, Ami Abdul Jesica Uli Panggabean Juliyandri Saragih Khairul Khairul Khairul, Khairul Khumairoh, Annisa Kurniawan, Fahmi Leni Marlina Liber Tommy Hutabarat Lubis, Darma Putra Ludfia Anggi Safitri Sinaga Marsya, Alviona Maymoenah, Nabilah Mentari, Risca Sri Muhammad Hidayat Muhammad Iqbal Muhammad Irfan Sarif Muhammad Muttaqin Muhammad Syahputra Novelan Muhammad Wahyudi Mutiara Widasari Sitopu Nasywa, Khairun Pane, Danang Putra Panjaitan, Albert Parhusip, Nelviony Perdani, Allya Putri Erly Permata, Dinda Suci Aliya Pranoto, Sugeng Pulungan, Ahmad Fakhrizal Putri Ramadhani, Putri Putri, Nabila Ramatika, Desy Rian Farta Wijaya Rian Putra, Randi Rizaldy Khair Rizky Rinaldi Rizwanul Yakin Naution Naution Romani, Daniel D. S Solikhun Sahputra, Fajar Sari, Ayu Ofta SARIFUDIN Sebayang, Ayu Nuriana Septiadi, Fahri Siburian, Ramli S Simanjuntak, Yosei Ht Simorangkir, Elsya Sabrina Asmita Sinambela, Sugi Hartono Sinuhaji, Sebastian Ferdi Caras Sipra Barutu Sirait, Donna Nurhaida Masdiana Siregar, Andree Rizky Yuliansyah Sitorus , Zulham Sitorus, Mhd Arfan Sitorus, Zulham Situkkir, Meiarni Solly Aryza Sri Wahyuni Sugeng Pranoto Suherman Suherman Sulistianingsih, Indri Surbakti, Aprina Br Sutiono, Sulis Syahputra, Afandi Syahrul R, Syahrul Syamsiar, Syamsiar Tiara Sylvia Titin Mega Andini Siahaan Tuti Andriani Usman Usman Wadly, Fachrid Wahyudi Sihombing, Ridho Wardani, Ivana Wijaya, Rian Farta Wirda Fitriani Yahya, Susilawati Yoga Yuniadi Yusman, Yanti Zalukhu, Anzas Ibezato Zhafirah Rizki Fadilah Lbs Zuhri Ramadhan