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All Journal AKSIOMA: Jurnal Program Studi Pendidikan Matematika PYTHAGORAS: Jurnal Program Studi Pendidikan Matematika JURNAL KEGURUAN JOIV : International Journal on Informatics Visualization JURNAL MEDIA INFORMATIKA BUDIDARMA BAREKENG: Jurnal Ilmu Matematika dan Terapan JIPES - JOURNAL OF INDONESIAN PHYSICAL EDUCATION AND SPORT JURTEKSI JOURNAL OF SCIENCE AND SOCIAL RESEARCH JURNAL MATHEMATIC PAEDAGOGIC Faktor Jurnal Ilmiah Kependidikan JURNAL PENA EDUKASI Bahastra: Jurnal Pendidikan Bahasa dan Sastra Indonesia Journal of Research in Mathematics Trends and Technology Mosharafa: Jurnal Pendidikan Matematika Epistema J-Com (Journal of Computer) Jurnal Pemberdayaan Sosial dan Teknologi Masyarakat Al-Bidayah : jurnal pendidikan dasar Islam The Indonesian Journal of Computer Science Pena Anda
Sapta, Andy
Unknown Affiliation
Humanities Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Education Electrical & Electronics Engineering Energy Engineering Health Professions Languange, Linguistic, Communication & Media Mathematics Mechanical Engineering Physics Public Health Social Sciences Transportation Other

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DEVELOPMENT OF VIRTUAL REALITY APPLICATION FOR DESKTOP COMPUTER ASSEMBLY Sapta, Andy; Mansur, Hamsi; Hakim, Abdul; Agung, Muhammad; Dalu, Zaudah Cyly Arrum
JURTEKSI (jurnal Teknologi dan Sistem Informasi) Vol. 11 No. 1 (2024): Desember 2024
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat (LPPM) STMIK Royal Kisaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33330/jurteksi.v11i1.3680

Abstract

Abstract: Both hardware and software technologies offer their advantages in helping to facili- tate student learning activities. Virtual reality technology allows users to interact directly with  the virtual reality environment, giving the effect of a pleasant learning sensation because it pro- vides direct experience for students to actively do desktop computer assembly practicum inde- pendently and guided. This research is R & D (Research and Development), which aims to pro- duce a product as a desktop computer assembly virtual reality learning application. This re- search procedure adapts the Lee & Owens development model. The subjects of this research  were students at the Open University, Makassar State University, and Lambung Mangkurat  University. The results showed that using Virtual Reality in desktop computer assembly can  provide extraordinary experiences to users, bridging the gap between the real and virtual worlds.  This is achieved through specially designed hardware to create a virtual environment that re- sembles the actual reality or even creates an entirely new reality.  Keywords: desktop computer; assembly; virtual reality     Abstrak: Teknologi perangkat keras (hardware) maupun lunak (software) menawarkan  keunggulannya dalam membantu memfasilitasi aktivitas belajar dan pembelajaran ma- hasiswa. Teknologi virtual reality memiliki kemampuan bagi penggunanya untuk dapat  melakukan interaksi langsung dengan lingkungan realitas maya, memberi efek sensasi  pembelajaran yang menyenangkan karena memberikan pengalaman langsung bagi ma- hasiswa untuk aktif melakukan pratikum perakitan computer desktop secara mandiri  maupun terbimbing. Penelitian ini adalah R & D (Research and Development) yang ber- tujuan untuk menghasilkan suatu produk yaitu berupa aplikasi pembelajaran virtual real- ity perakitan computer desktop. Prosedur penelitian ini mengadaptasi model pengem- bangan Lee & Owens. Subjek penelitian ini adalah mahasiswa pada Universitas Ter- buka,  Universitas  Negeri  Makassar,  dan  Unibversitas  Lambung  Mangkurat.  Hasil  penelitian diperoleh bahwa penggunaan Virtual Reality dalam perakitan computer desk- top mampu memberikan pengalaman luar biasa kepada pengguna, menjembatani jurang  antara dunia nyata dan dunia maya. Hal ini dicapai melalui penggunaan perangkat keras  yang dirancang khusus untuk menciptakan lingkungan virtual yang menyerupai realitas  sebenarnya atau bahkan menciptakan realitas yang sama sekali baru. Kata kunci: computer desktop; perakitan; virtual reality  
DEVELOPMENT OF AN AUGMENTED REALITY APPLICATION FOR LEARNING THE VOLUME AND SURFACE AREA OF THREE-DIMENSIONAL SHAPES Sapta, Andy
JURTEKSI (jurnal Teknologi dan Sistem Informasi) Vol. 11 No. 4 (2025): September 2025
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat (LPPM) STMIK Royal Kisaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33330/jurteksi.v11i4.4056

Abstract

Abstract: This study focuses on the development of an Augmented Reality (AR)–based learning application designed to assist students in understanding the mathematical concepts of volume and surface area of three-dimensional geometric shapes. The development process adopted the Multimedia Development Life Cycle (MDLC) model, which consists of six systematic stages: concept, design, material collecting, assembly, testing, and distribution. The research concentrated on the development and expert validation stages. Validation results from content and media experts indicate that the application meets pedagogical and technical feasibility standards. The content expert confirmed that the materials align with the national mathematics curriculum and are presented in a clear, contextual, and accurate manner, while the media expert highlighted the user-friendly interface, interactive features, and visual appeal of the application. Theoretically, this AR-based medium bridges the gap between abstract mathematical concepts and concrete visualization by enabling students to interact directly with virtual 3D objects. Practically, the application enhances learning motivation and engagement by providing dynamic, interactive experiences. Overall, this research contributes to the advancement of educational technology by offering a systematic model for developing AR-based learning media that support active and meaningful learning in the digital era. Keywords: Augmented Reality; geometry learning; surface area ; volume
SEIRS MATHEMATICAL MODEL FOR ANALYZING THE SPREAD AND PERSISTENCE OF GADGET ADDICTION IN ELEMENTARY SCHOOL CHILDREN Panjaitan, Dedy Juliandri; Siregar, Annisa Fadhillah Putri; Sapta, Andy; Aprilia, Rima
BAREKENG: Jurnal Ilmu Matematika dan Terapan Vol 20 No 1 (2026): BAREKENG: Journal of Mathematics and Its Application
Publisher : PATTIMURA UNIVERSITY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30598/barekengvol20iss1pp0585-0602

Abstract

Gadget addiction among elementary school-aged children has become a serious concern, especially with the increasing screen time that potentially disrupts learning focus, social interaction, and emotional development. Despite various efforts to control gadget usage, many schools and parents struggle to monitor and predict addiction trends effectively. This gap highlights the need for a structured approach to analyze and predict the spread of gadget addiction. Therefore, this study aims to model the dynamics of gadget addiction using the SEIRS (Susceptible-Exposed-Infected-Recovered-Susceptible) mathematical model. Data were collected through questionnaires to categorize individuals into susceptible (S), exposed (E), addicted (I), and recovered (R) groups. The model was numerically solved using the 5th-order Runge-Kutta method in MATLAB. Simulation results show a decrease in the susceptible group over time, an initial increase and eventual decline in exposed and addicted individuals, and a steady increase in the recovered group, with possible relapse into susceptibility. The analysis reveals that gadget addiction is likely to persist when the basic reproduction number exceeds a critical threshold, signifying the potential for long-term behavioral entrenchment. Sensitivity analysis indicates that the dynamics of gadget addiction are strongly influenced by the rate of peer interaction and the speed at which exposure leads to addiction, whereas higher recovery rates play a significant role in reducing its prevalence. The numerical analysis contributes by offering a reliable and accurate method for simulating real-world addiction patterns. This model provides a quantitative basis for designing more effective intervention strategies. However, this study is limited by the absence of real-time observational data and relies on parameter estimation from survey-based responses.
Co-Authors Abdul Hakim Abdul Hamid Anam, Rifat Shafwatul anim anim Annisa Harahap Ati Rohmawati Bachtiar Efendi Candra Wahyudi Cici Padillah Dang Irvan Rahmat Safari Dedy Juliandri Panjaitan Edi Syahputra Egi Adelia Elfira Rahmadani Faizal Akhmad Adi Masbukhin fajrina, wilta Gafur, Abd Gusrina Surianingsih Hamsi Mansur Havid Syafwan Isnadayanti Isnadayanti Jameel, Ami Hibatul Karisdha Pradityana Marisa, - moh lutfi, moh Monika Handayani, Monika Mudayat, Mudayat Muhammad Agung Muhammad Agus Muljanto Muhammad Ardiansyah Sembiring Mustika Fitri Larasati Sibuea Nurdilla Khoirunnisa Nuriadi Manurung Pakpahan, Sondang Purnama Pirdayuni Pirdayuni Rima Aprilia Risnawati, Erna Rizaldi Rizaldi Rolly Yesputra Sapta, Mariam Nur Mutoharoh Saragih, Sri Rahmah Dewi sirait, Syahriani Siregar, Annisa Fadhillah Putri Sri Rahmah Dewi Saragih Sudarwo, Raden Suwati Syahriani Sirait Toga Simamora Uliya Khoirun Nisa Yusriani, Nida Zaudah Cyly Arrum Dalu