Made Bang Redy Utama
Universitas Negeri Jakarta, Jakarta, Indonesia

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Feasibility Study of an Internet of Things (IoT)-Based Relay Baton for Monitoring Relay Runner Performance Adi S; Cahyo Yuwono; Tommy Soenyoto; Made Bang Redy Utama; Hilmy Aliriad; Erika Afriana; Karina Permata Andhini
Jurnal Panjar: Pengabdian Bidang Pembelajaran Vol. 6 No. 1 (2026)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/panjar.v6i1.62843

Abstract

This study aims to develop and determine the level of acceptance of the Internet of Things (IoT)-based Relay Baton as a tool for monitoring performance in relay running training. The study employs a Research and Development (R&D) approach, focusing on the user testing phase. The research subjects were relay runners who had mastered the basic baton-passing technique. Testing was conducted through a simulation of the device’s use, ranging from operating the baton and the handover process to monitoring results via a web-based dashboard. The research instrument consisted of a user response questionnaire using a five-point Likert scale covering three aspects: comfort and physical design, ease of use, and system benefits and feedback. The data were analysed descriptively using actual scores, maximum scores, averages, and achievement percentages. The results showed that the users’ acceptance rate of the device reached 90%, falling into the ‘very good’ category. The aspects of comfort and physical design scored 92 per cent, ease of use 88 per cent, and benefits and system feedback 90 per cent. Furthermore, the system was able to generate and display monitoring data, including baton possession duration, baton handover time, each runner’s speed, total race time, race status, and device status. These findings indicate that the IoT-based Relay Baton is convenient and easy to use, and is capable of providing more integrated performance data than conventional recording methods. As such, the device has the potential to serve as a technology-based monitoring tool that supports the evaluation of relay training and coaching based on sports science.
Feasibility Study on the Implementation of PostureSmart as an Artificial Intelligence-Based Body Posture Analysis System in Education and Sports Adi S; Tommy Soenyoto; Sri Indah Ihsani; Laily Mita Andriana; Made Bang Redy Utama; Hilmy Aliriad; Erika Afriana; Karina Permata Andhini
Jurnal Panjar: Pengabdian Bidang Pembelajaran Vol. 6 No. 1 (2026)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/panjar.v6i1.62844

Abstract

This study aims to develop and evaluate the feasibility of PostureSmart, an Artificial Intelligence (AI) and Computer Vision-based posture analysis system designed to support posture screening and evaluation in the fields of education and sport. The study employs a Research and Development (R&D) approach comprising the stages of requirements analysis, design, system development, expert validation, product revision, and implementation feasibility testing. PostureSmart integrates image capture, body landmark detection, biomechanical parameter analysis, data storage, and digital presentation of results via a web-based platform. Product validation involved three experts comprising specialists in biomechanics, sports coaching, and information technology. Implementation feasibility was subsequently analysed using the TELOS framework, which covers Technical, Economic, Legal, Operational, and Schedule Feasibility. The research results show that PostureSmart achieved an expert validation feasibility rating of 93.0%, categorised as ‘highly feasible’. The biomechanics aspect received the highest score of 94.0%, followed by information technology at 93.0% and sports coaching at 92.0%. The TELOS analysis indicated an implementation feasibility rate of 92.4%, categorised as ‘highly feasible’, with the highest score of 95.0% in the ‘Schedule Feasibility’ category. The results indicate that PostureSmart is well-prepared from technical, economic, legal, operational and implementation perspectives. The system has the potential to serve as a technology that supports more objective, efficient and integrated posture assessment in the contexts of education and sport. Further research is required to test the system’s accuracy and effectiveness on a larger and more diverse sample.