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All Journal SMATIKA Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) SemanTIK : Teknik Informasi J I M P - Jurnal Informatika Merdeka Pasuruan INTECOMS: Journal of Information Technology and Computer Science JURNAL TEKNOLOGI DAN OPEN SOURCE Jurnal Telematika JSAI (Journal Scientific and Applied Informatics) Jutisi: Jurnal Ilmiah Teknik Informatika dan Sistem Informasi bit-Tech Jurnal Teknologi Dan Sistem Informasi Bisnis JISA (Jurnal Informatika dan Sains) JOURNAL OF INFORMATION SYSTEM RESEARCH (JOSH) Infotek : Jurnal Informatika dan Teknologi Jurnal Riset dan Aplikasi Mahasiswa Informatika (JRAMI) Simpatik: Jurnal sistem Informasi dan Informatika Jurnal Janitra Informatika dan Sistem Informasi Jurnal Informatika Teknologi dan Sains (Jinteks) Malcom: Indonesian Journal of Machine Learning and Computer Science Jurnal Inovatif : Inovasi Teknologi Informasi dan Informatika Jurnal Abdi Rakyat Journal of Information Technology Smatika Jurnal : STIKI Informatika Jurnal
Sulistyo Dwi Sancoko
Universitas Teknologi Yogyakarta
Religion Arts Humanities Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Education Electrical & Electronics Engineering Engineering Social Sciences Other

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Peramalan Jumlah Kasus Kekerasan Terhadap Perempuan dan Anak di Kota Yogyakarta Menggunakan Autoregressive Integrated Moving Average Dwi Sancoko, Sulistyo; Lathifah, Lu'lu' Itsnaini; Lestari, Silvi Indah; Hidayat, Ahmad Tri
Jurnal Janitra Informatika dan Sistem Informasi Vol. 5 No. 2 (2025): Oktober - Jurnal Janitra Informatika dan Sistem Informasi
Publisher : Indonesian Scientific Journal

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59395/bdsvf607

Abstract

Kasus kekerasan terhadap perempuan dan anak merupakan masalah yang mengkhawatirkan di seluruh dunia, termasuk Indonesia. Di wilayah Kota Yogyakarta jumlah kasus kekerasan terhadap perempuan dan anak masih menunjukkan angka yang tinggi dari bulan ke bulan. Hal ini dilatarbelakangi oleh beberapa faktor seperti masalah ekonomi, kurangnya pendidikan, karakter pelaku dan beberapa faktor yang mempengaruhi lainnya. Tujuan dari penelitian ini adalah untuk meramalkan jumlah kasus kekerasan terhadap perempuan dan anak selama 13 bulan mendatang berdasarkan faktor karakter pelaku menggunakan model terbaik yang didapatkan dari metode yang digunakan. Metode peramalan yang digunakan pada kasus ini adalah Autoregressive Integrated Moving Average (ARIMA) dengan data jumlah kasus kekerasan terhadap perempuan dan anak yang ditangani oleh UPT PPA Kota Yogyakarta dari Januari 2020 - November 2023. Metode ARIMA merupakan metode yang digunakan untuk melakukan peramalan jangka pendek dengan komponen Autoregressive (AR) maupun Moving Average (MA). Alur penelitian melibatkan business understanding, data understanding, data preparation & exploratory data analysis, modelling, evaluation dan terakhir deployment. Model ARIMA terbaik yaitu ARIMA orde (5, 1, 0) dengan nilai RMSE sebesar 3.708559. Hasil peramalan menggunakan model ARIMA (5, 1, 0) menunjukkan bahwa jumlah kasus kekerasan terhadap perempuan dan anak di Kota Yogyakarta selama 13 bulan ke depan cenderung menurun dibandingkan dengan bulan-bulan sebelumnya.
Penerapan Sistem Point Of Sale Berbasis Android Untuk Peningkatan Kinerja Usaha Putra, Handhira Bayu Pradhana; Sancoko, Sulistyo Dwi
Infotek: Jurnal Informatika dan Teknologi Vol. 7 No. 1 (2024): Infotek : Jurnal Informatika dan Teknologi
Publisher : Fakultas Teknik Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jit.v7i1.23934

Abstract

Micro, Small and Medium Enterprises in Presidential Decree No. 99 of 1988 are small-scale people's economic activities with business fields that are mostly small business activities. However, in MSMEs, there are several types of obstacles including data collection of stock of goods, transaction reports and financial statements that are not effective and efficient. Therefore, researchers want to change the way store management uses modern methods by designing a point of sale system as an android-based platform for MSMEs Established Stores. Point of Sales systems help various retail businesses make buying and selling transactions quickly, safely, and systematically. POS also includes modern cash registers commonly used in some stores or businesses. The design of this system uses technology from Firebase, namely the Realtime Database feature. The result of this study is an android-based point of sale application. Point of sale applications can simplify the management process at Established Stores. This can be seen from the system testing with the blackbox method which gets good results and all functions run well
Perancangan dan Implementasi FitSphere sebagai Aplikasi Android untuk Manajemen Keanggotaan Gym di Chain Gym Aria Anggit Purnawan; Sulistyo Dwi Sancoko
J-INTECH ( Journal of Information and Technology) Vol 13 No 02 (2025): J-Intech : Journal of Information and Technology
Publisher : LPPM STIKI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32664/j-intech.v13i02.2132

Abstract

The advancement of information technology in the digital era has driven transformation across various sectors, including the fitness industry. Chain Gym, a fitness center located in Klaten, faces challenges in managing data and membership services, which are still handled manually and separately. The lack of an integrated system has led to inefficiencies in processes such as class registration, fitness progress monitoring, and member information management, thereby affecting service quality and member satisfaction.This study designs and develops a mobile-based Android application named FitSphere, built using the Kotlin programming language with Firebase as the backend, to serve as an integrated platform supporting membership management at Chain Gym. The development process adopts the Rapid Application Development (RAD) methodology, which includes several stages: requirements planning through observation and interviews, system design using UML models and table relationship diagrams, construction involving coding and system integration, and the cutover phase that encompasses testing and deployment of the application.The application is equipped with key features such as membership registration, gym-related news, membership subscription, consultation, workout history, class registration, and Body Mass Index (BMI) calculation. The use of the RAD approach enables a faster and more adaptive development process that accommodates user needs and feedback.The results show that the features in FitSphere function as intended and have the potential to improve operational efficiency, making it easier for members to access services. Black Box Testing conducted on both member and admin features showed a 100% success rate, confirming that all functionalities operate correctly. The application also provides strategic benefits for management by offering deeper insights into user needs. Overall, the implementation of this application delivers an effective digital solution that enhances Chain Gym’s competitiveness in the rapidly growing fitness industry.
Penerapan Sistem Informasi Berbasis Web dan Mobile untuk Manajemen Pasien Diabetes di Klinik Bandar Lor Dionisius Lexy Putra Winanta; Sulistyo Dwi Sancoko
J-INTECH ( Journal of Information and Technology) Vol 13 No 02 (2025): J-Intech : Journal of Information and Technology
Publisher : LPPM STIKI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32664/j-intech.v13i02.2136

Abstract

Diabetes mellitus is a chronic disease that requires continuous monitoring and management. Klinik Pratama Bandar Lor Kediri faces challenges in managing information for diabetic patients, including recording medical history, monitoring blood glucose, facilitating patient–doctor communication, and providing continuous education. Limited access to complete and up-to-date patient data hinders service delivery and complicates clinical decision-making, while patients often struggle to record examination results, adhere to treatment schedules, and obtain optimal consultations. To address these challenges, this study developed DiaCare, a web and mobile based information system built using the prototyping method with Flutter and Firebase. The system integrates key features such as health record management, medication reminders, online consultations, activity tracking with calorie estimation, digital delivery of laboratory results, dietary monitoring, and diabetes-friendly menu recommendations. Functional testing using the black-box method achieved a 100% success rate, validating that all features performed as expected. By enabling patients to self-monitor their condition while maintaining real-time communication with doctors, DiaCare improves efficiency, data accuracy, and patient engagement. The findings suggest that DiaCare has the potential to enhance diabetes management and optimize healthcare services for patients requiring regular monitoring at Klinik Pratama Bandar Lor Kediri.
VibeScreen: A Mood-Based Movie and Music Recommendation Mobile Application Melky Sinun Usen; Sulistyo Dwi Sancoko
J-INTECH ( Journal of Information and Technology) Vol 13 No 02 (2025): J-Intech : Journal of Information and Technology
Publisher : LPPM STIKI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32664/j-intech.v13i02.2137

Abstract

The advancement of digital technology has driven the emergence of various innovations in delivering personalized entertainment content. One promising approach is a mood-based recommendation system, which enables users to receive suggestions for movies or music that match their emotional state. This study designed and developed VibeScreen, a prototype application for recommending movies and music based on user mood using sentiment analysis of text inputs. The system applies Natural Language Processing (NLP) techniques to classify user sentiment, which is then used to generate relevant entertainment recommendations. The application was developed using Flutter for the mobile interface and Flask for the backend services, with Firebase supporting user authentication and data storage. The dataset was collected through online questionnaires and secondary sources such as IMDb and Spotify. Testing results show that the system can provide mood-relevant recommendations with an interactive and responsive interface. This research contributes by integrating movies and music recommendations in a single platform, offering a more adaptive and emotionally relevant entertainment experience.
Development of the “Scentify” Application as a Web and Mobile-Based Perfume Recommendation System Using Content-Based Filtering Based on User Preferences Hezran Arkee Malaiga; Sulistyo Dwi Sancoko
J-INTECH ( Journal of Information and Technology) Vol 13 No 02 (2025): J-Intech : Journal of Information and Technology
Publisher : LPPM STIKI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32664/j-intech.v13i02.2143

Abstract

This study presents the development of Scentify, a web and mobile-based perfume recommendation system employing the Content-Based Filtering (CBF) algorithm. The research aims to assist users in identifying perfumes aligned with their personal preferences such as fragrance type, concentration, gender, age, and price range. The development methodology includes literature review, user preference data collection via questionnaires, system design, and implementation using Flutter for mobile and Flask for backend API. User preference data were integrated with curated perfume datasets obtained from reliable online sources to form the recommendation base. The results demonstrate that Scentify can produce personalized recommendations with relevant accuracy. It features login, registration, perfume questionnaire, favorites, and admin dashboard modules. The system was validated using black-box testing, proving its reliability and user-friendliness. This work confirms that Content-Based Filtering is effective in building personalized digital recommendation systems and contributes to digital innovation in the perfume and e-commerce industries.
Implementasi Fuzzy Inference System Tsukamoto Pada Penentuan Kelayakan Pemberian Pinjaman Evi Nur Hidayah; Sulistyo Dwi Sancoko
SMATIKA JURNAL : STIKI Informatika Jurnal Vol 14 No 02 (2024): SMATIKA Jurnal : STIKI Informatika Jurnal
Publisher : LPPM UBHINUS MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32664/smatika.v14i02.1463

Abstract

Loans are an important financial instrument in modern life for both individuals and business groups. Consideration of prospective borrowers is very important to reduce the risk of default. However, in Gapoktan Makmur Sejahtera the consideration process is still done manually. Therefore, it is necessary to develop a more systematic and measurable approach in assessing the feasibility of granting loans to minimize the risk of default. The data source of this research comes from loan data at the Makmur Sejahtera Farmer Group Association (Gapoktan). This research uses the Tsukamoto Fuzzy Inference System (FIS) method with 3 input variables, namely income, collateral, and character of prospective borrowers. The output variable in this study is eligibility in the form of a percentage of the results of the FIS Tsukamoto calculation. The application in this study was developed with the Python programming language and the Flask framework. The database used in this research is MySQL. The results showed that the application of determining the feasibility of granting loans was successfully made and could help in the process of determining prospective borrowers at Gapoktan Makmur Sejahtera so as to reduce the risk of default.
Pengembangan Aplikasi Perpustakaan Digital Berbasis Mobile Untuk Efisiensi Layanan Informasi Di Era Digital Musyaffa, Muhammad Ahnaffaiz; Sancoko, Sulistyo Dwi
Jutisi : Jurnal Ilmiah Teknik Informatika dan Sistem Informasi Vol 14, No 3: Desember 2025
Publisher : STMIK Banjarbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35889/jutisi.v14i3.3356

Abstract

The advancement of digital technology requires libraries to provide information services that are more efficient and easily accessible. This study aims to develop a mobile-based digital library application designed to overcome the limited access often found in conventional library services. The system was developed using the Ionic Framework and Android Studio through sequential stages of needs analysis, system design, construction, and testing. System evaluation was conducted through functional testing involving users to assess access speed, navigation ease, and application stability. The test results indicate that all main features, including search, category browsing, and user data management, function properly and responsively. Based on the series of test scenarios conducted, it can be concluded that the system functionality is operating entirely in accordance with the specified user requirements. The testing demonstrates that all interface elements, such as buttons, input forms, and navigation menus, provide the correct responses based on the instructions provided. The system effectively performs data validation, ensuring the application only processes correct inputs and rejects data that does not conform to the predefined formats. This mechanism ensures that data integrity within the library services remains secure. Furthermore, the digital workflow—ranging from book searching to independent circulation processes—has been integrated seamlessly without any technical glitches or logical errors in the user interface.Keywords: Application; Library; Digital; Mobile; Information AbstrakPerkembangan teknologi digital menuntut perpustakaan untuk menyediakan layanan informasi yang lebih efisien dan mudah diakses. Penelitian ini dilakukan untuk mengembangkan aplikasi perpustakaan digital berbasis mobile guna mengatasi keterbatasan akses informasi pada layanan perpustakaan konvensional. Pengembangan sistem menggunakan Ionic Framework dan Android Studio dengan metode pengembangan berbasis tahapan analisis kebutuhan, perancangan, konstruksi, dan pengujian. Evaluasi sistem dilakukan melalui uji fungsionalitas yang melibatkan pengguna untuk menilai aspek kecepatan akses, kemudahan navigasi, dan kestabilan aplikasi. Hasil pengujian menunjukkan bahwa seluruh fitur utama, termasuk pencarian, penelusuran kategori, dan pengelolaan data pengguna, berjalan dengan baik dan responsif. Berdasarkan serangkaian skenario uji yang telah dilakukan, dapat disimpulkan bahwa fungsionalitas sistem telah berjalan sepenuhnya sesuai dengan spesifikasi kebutuhan pengguna. Pengujian menunjukkan bahwa seluruh elemen antarmuka seperti tombol, form input, dan menu navigasi memberikan respons yang tepat sesuai instruksi yang diberikan. Sistem secara efektif mampu melakukan validasi data, di mana aplikasi hanya memproses input yang benar dan menolak data yang tidak sesuai dengan format yang ditentukan. Hal ini memastikan integritas data dalam layanan perpustakaan tetap terjaga. Selain itu, alur kerja digital mulai dari pencarian buku hingga proses sirkulasi mandiri telah terintegrasi tanpa adanya kendala teknis atau kesalahan logika pada antarmuka pengguna. 
Digital Transformation in Human Resource and Operational Management of Snake Fruit Plantations Kadek Dimas Ganes Grahista; Sulistyo Dwi Sancoko
bit-Tech Vol. 8 No. 2 (2025): bit-Tech
Publisher : Komunitas Dosen Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32877/bt.v8i2.3160

Abstract

Digital transformation is crucial for modernizing the agricultural sector, improving operational efficiency, record accuracy, and resource management transparency. This study aims to design and develop an integrated information system using both web and mobile platforms to address managerial challenges at I Nyoman Suryadiputra Garden, specifically related to the manual record-keeping of harvest data and employee attendance, as well as the lack of a monitoring system that hinders worker discipline and causes operational inefficiencies. The research is conducted in three phases: first, the initial phase with manual management and disorganized records, second, the development of the digital system, and third, the implementation phase, where digital records enhance efficiency and transparency. Unlike existing digital frameworks in sectors such as oil palm or livestock farming, this system provides a comprehensive solution by integrating harvest records, employee attendance, payroll, monthly reports, monthly performance report, guidelines & procedures, and leave requests into a single platform, support the implementation of the initial steps of Agriculture 4.0. Key features include digital attendance via QR codes, activity reporting, harvest record-keeping, and leave requests, all stored in a centralized MySQL database. Flutter, React, and Laravel were selected due to their scalability and efficiency in handling large datasets. Flutter enables efficient cross-platform mobile development, React offers a dynamic web interface, and Laravel provides an optimal backend framework for large-scale data management. Preliminary analysis predicts a 30% reduction in time spent on attendance tracking, a 40% reduction in harvest data errors, and a 50% reduction in employee absenteeism, indicating enhanced worker discipline. This research follows a design science methodology, employing iterative design, testing, and refinement. The developed system is adaptable to other agribusiness sectors.
Implementation of the Brocleanx Application for Optimizing Android Based Shoe Cleaning Management Ervin Khoirus Syifa' Uddin; Sulistyo Dwi Sancoko
bit-Tech Vol. 8 No. 2 (2025): bit-Tech
Publisher : Komunitas Dosen Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32877/bt.v8i2.3179

Abstract

This research addresses operational inefficiencies within local service SMEs by detailing the development of a mobile booking application for the Brocleanx case study. The pre existing manual booking system resulted in significant inefficiencies and a lack of real time tracking. The innovation of this research lies in its integrated approach, which combines Location Based Service (LBS) for booking logistics accuracy with end to end service transparency through real time order status tracking. This study adopts a structured waterfall development methodology, encompassing requirements analysis, system design, implementation, and functional testing using the Black Box method. The resulting application enables customers to book pick up and delivery services, specify their location accurately via LBS for efficient logistics, and track order status in real time. Supporting features include transaction history and automated notifications. Developed using Flutter for the UI and Supabase as a Backend as a Service (BaaS), the application was validated through functional testing. This testing confirmed the successful operation of core functionalities, achieving an 85.7% pass rate. Findings indicate that the application successfully transformed manual business processes into a centralized digital system, significantly improving operational efficiency by addressing the previous 15% order data error rate and 10 minute administrative work time order, while simultaneously enhancing customer convenience through transparent monitoring. This study concludes that the LBS-integrated mobile booking application is an effective solution for improving service quality at Brocleanx. Furthermore, this implementation serves as a practical model for other local service SMEs seeking to digitize their operations by enhancing logistics efficiency and customer transparency.
Co-Authors Abdillah, Ilham Dean Al Fatah, Iqbal Anna Kalifia Aria Anggit Purnawan Arief Dwi Yuliana Artika Selfi Bandrio Ilham Novanto Cahyo, Fajar Dwi Claodio Nova Putra Ridwan Dadang Heksaputra Dionisius Lexy Putra Winanta Diwandari, Saucha Eko Setyo Humanika Ervin Khoirus Syifa' Uddin Evi Nur Hidayah Fadil Indra Sanjaya Faizah, Anisa Nur Fatah Nur Saifullah Fatahillah, Fahmi Febri Nur Diansah Hezran Arkee Malaiga Hidayat, Ahmad Tri Iqbal Al Fatah Kadek Dimas Ganes Grahista Kalifia Anna Dina Lathifah, Lu'lu' Itsnaini Lestari, Silvi Indah Martina Diana Sari Melky Sinun Usen Michael Valensio Febian Moh. Ali Romli Muhammad Abiyaca Alma'aarij Muhammad Aufa Zaydan Azfar Muhammad Fachrie Muhammad Nurhadi Muhammad Rafi Al Basyari Muhammad Rossi Pratama Muhammad Zakariyah Mumtazah, Binta Bailina Musyaffa, Muhammad Ahnaffaiz Nadhif Atha Satria Wibowo Novera Sari Mukti Nuzula Afini Prihantoro, Difa Pradana Putra, Farozi Rizky Putra, Handhira Bayu Pradhana Rianto Rianto Ridwan Halim Rieziq, Farid Sanjaya Fadil Indra Sirait, Adelita Septiani Sukur, Wahyu Muhammad Surya, Joshua Isaac Suryanto, William Kessler Taalungan, Anggita Taufiq Dwi Purnomo Ulfah Nafiah Yudit Manda Yuliana, Arief Dwi Zahra Septa Hati Zuzzaifa, Nur