Koun Choi
Assistant Professor
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About
Dr. Koun Choi is an Assistant Professor at Hanyang Cyber University in South Korea. His research areas focus on mobile-based artificial intelligence in education, virtual reality training, and sociomaterial analyses of learning environments. Recent publications include works on chatbots for self-regulated learning and the impact of task types in virtual reality training.
Articles (3)
Year:
2025
Year:
2023
Background Virtual reality (VR) is becoming increasingly accessible and being utilized in various organizations to meet education and training needs. Despite its potential, research regarding VR applications has focused on measuring the effectiveness of VR programs relative to non‐VR programs; consequently, the ways in which VR programs are effective remain unclear. Objectives Recognizing this research gap, this study examined whether task type‐dependent differences in training outcomes exist between VR training and non‐VR training groups. Methods To examine the effects of VR technology for training purposes in a military setting, we conducted a quasi‐experiment focusing on how the effects vary based on task characteristics. A total of 90 military personnel were randomly assigned to either an experimental group (VR) or a control group (non‐VR). After completing their respective training, the two groups participated in four tasks simulating real battle scenarios and designed to evaluate the effectiveness of the VR‐based training. We analysed primary data collected through survey instruments and performance evaluation using a one‐way between‐group analysis of covariance (ANCOVA) and supplementary interview data using thematic analysis. Results and Conclusions The quantitative analysis showed that the VR group performed better than the control group on three tasks in which communication, interaction and immediate situational judgements were critical. No difference was found between the two groups in the other task, which involved the routine operation of physical objects. Additional interview data revealed the extent to which trainees perceived the VR training as effective in understanding in‐situ conditions, preparing and practising their own and their team's reactions to emergent situations and in manipulating virtual objects. Implications Our findings provide insight into VR technology's potential to enhance human performance in various training contexts. VR is specifically effective in training that aim to improve immediate judgement and group coordination. Our findings provide useful information for those seeking to design and develop training environments that maximize the effects of VR.
Year:
2023
Collaborators (4)
Insook Han
Associate Professor
Korea University
Il‐Hyun Jo
-
Scott McDonald
Associate Professor of Science Education
Pennsylvania State University
Philip Tietjen
Visiting Assistant Professor
Stockton University
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