8 papers
Evaluating Preattentive Features for Detecting Changes in Virtual Environments
DongHoon Kim, Isaac Cho
Visual perception plays a critical role in detecting changes within immersive Virtual Reality (VR) environments. However, as visual complexity increases, perceptual performance dec…
Crossing Rays: Evaluation of Bimanual Mid-air Selection Techniques in an Immersive Environment
DongHoon Kim, Dongyun Han, Siyeon Bak +1
Mid-air navigation offers a method of aerial travel that mitigates the constraints associated with continuous navigation. A mid-air selection technique is essential to enable such…
A Survey on Exploratory Spatiotemporal Visual Analytics Approaches for Climate Science
Abdullah-Al-Raihan Nayeem, Dongyun Han, Huikyo Lee +5
Climate science produces a wealth of complex, high-dimensional, multivariate data from observations and numerical models. These data are critical for understanding climate changes…
Comparative Analysis of Change Blindness in Virtual Reality and Augmented Reality Environments
DongHoon Kim, Dongyun Han, Isaac Cho
Change blindness is a phenomenon where an individual fails to notice alterations in a visual scene when a change occurs during a brief interruption or distraction. Understanding th…
Folding Rays: a Bimanual Occluded Target Interaction Technique
DongHoon Kim, Preston Bruner, Isaac Cho
As Virtual Reality becomes commonplace in the world, it is important for developers to focus on user interaction with the virtual world. Currently, there are limitations to some se…
Investigating Psychological Ownership in a Shared AR Space: Effects of Human and Object Reality and Object Controllability
Dongyun Han, Donghoon Kim, Kangsoo Kim +1
Augmented reality (AR) provides users with a unique social space where virtual objects are natural parts of the real world. The users can interact with 3D virtual objects and virtu…
Exploring the Effects of VR Activities on Stress Relief: A Comparison of Sitting-in-Silence, VR Meditation, and VR Smash Room
Dongyun Han, Donghoon Kim, Kangsoo Kim +1
In our lives, we encounter various stressors that may cause negative mental and bodily reactions to make us feel frustrated, angry, or irritated. Effective methods to manage or red…
PORTAL: Portal Widget for Remote Target Acquisition and Control in Immersive Virtual Environments
Dongyun Han, Donghoon Kim, Isaac Cho
This paper introduces PORTAL (POrtal widget for Remote Target Acquisition and controL) that allows the user to interact with out-of-reach objects in a virtual environment. We descr…