Kangsoo Kim

Kangsoo Kim
The University of Calgary · Department of Electrical and Software Engineering

About

84
Publications
39,123
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1,674
Citations

Publications

Publications (84)
Preprint
Full-text available
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 reduce stress and anxiety are essential for a healthy life, and several stress-management approaches are found to be useful for stress relief, such as meditation, taking a r...
Preprint
Full-text available
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 virtual humans projected onto the physical environment. This work examines perceived ownership based on the reality of objects and partners, as well as object controllability...
Preprint
Full-text available
While anatomy learning is an essential part of medical education, there remain significant challenges in traditional learning methods, In this paper, we introduce two in-house anatomy training solutions that can visualize and superimpose 3D virtual anatomy models with informative labels using a hand-held tablet or a wide-screen AR. To investigate t...
Article
Full-text available
Immersive technology, refers to various novel ways of creating and interacting with applications and experiences, e.g., virtual reality (VR), has been used in various simulations and training where preparing real/physical settings is not ideal or possible, or where the use of virtual contents is otherwise beneficial. Realizing realistic interaction...
Article
Full-text available
The use of multimodal data allows excellent opportunities for human–computer interaction research and novel techniques regarding virtual and augmented reality (VR/AR) experiences. Collecting, coordinating, and synchronizing a large amount of data from multiple VR/AR hardware while maintaining a high framerate can be a daunting task, despite the com...
Conference Paper
The 2nd International Workshop on the eXtended Reality for Industrial and Occupational Supports (XRIOS) aims to identify the current state of XR research and the gaps in the scope of human factors and ergonomics, mainly related to industrial and occupational tasks, and discuss potential future research directions. XRIOS was held for the first time...
Article
Full-text available
Research on the interaction between users and their environment has been conducted in various fields, including human activity recognition (HAR), human-scene interaction (HSI), computer graphics (CG), and virtual reality (VR). Typically, the interaction process commences with a human body part’s movement and involves contact with a target object or...
Article
Extended reality (XR) technologies, such as virtual reality (VR) and augmented reality (AR), provide users, their avatars, and embodied agents a shared platform to collaborate in a spatial context. While traditional face-to-face communication is limited by users’ proximity, meaning that another human’s non-verbal embodied cues become more difficult...
Article
Full-text available
Given the inherent visual affordances of Head-Mounted Displays (HMDs) used for Virtual and Augmented Reality (VR/AR), they have been actively used over many years as assistive and therapeutic devices for the people who are visually impaired. In this paper, we report on a scoping review of literature describing the use of HMDs in these areas. Our hi...
Article
Past research highlights the potential for leveraging both humans and animals as social support figures in one’s real life to enhance performance and reduce physiological and psychological stress. Some studies have shown that typically dogs are more effective than people. Various situational and interpersonal circumstances limit the opportunities f...
Article
Full-text available
360-degree experiences such as cinematic virtual reality and 360-degree videos are becoming increasingly popular. In most examples, viewers can freely explore the content by changing their orientation. However, in some cases, this increased freedom may lead to viewers missing important events within such experiences. Thus, a recent research thrust...
Conference Paper
Full-text available
Multi-spectral imagery is becoming popular for a wide range of application fields from agriculture to healthcare, mainly stemming from advances in consumer sensor and display technologies.Modern augmented reality (AR) head-mounted displays already combine a multitude of sensors and are well-suited for integration with additional sensors, such as ca...
Article
Full-text available
Light-on-dark color schemes, so-called “Dark Mode,” are becoming more and more popular over a wide range of display technologies and application fields. Many people who have to look at computer screens for hours at a time, such as computer programmers and computer graphics artists, indicate a preference for switching colors on a computer screen fro...
Preprint
Full-text available
In the field of augmented reality (AR), many applications involve user interfaces (UIs) that overlay visual information over the user's view of their physical environment, e.g., as text, images, or three-dimensional scene elements. In this scope, optical see-through head-mounted displays (OST-HMDs) are particularly interesting as they typically use...
Poster
Full-text available
In the fields of augmented reality (AR) and virtual reality (VR), many applications involve user interfaces (UIs) to display various types of information to users. Such UIs are an important component that influences user experience and human factors in AR/VR because the users are directly facing and interacting with them to absorb the visualized in...
Article
Full-text available
Remote collaboration has been studied for more than two decades and now there is the possibilities for new types of collaboration with the recent advances in immersive technologies such as Virtual, Augmented, Mixed Reality (VR/AR/MR). However, despite the increasing research interest in remote collaboration study with VR/AR/MR technologies, there i...
Article
Full-text available
Recent times have seen increasing interest in conversational assistants (e.g., Amazon Alexa) designed to help users in their daily tasks. In military settings, it is critical to design assistants that are, simultaneously, helpful and able to minimize the user’s cognitive load. Here, we show that embodiment plays a key role in achieving that goal. W...
Preprint
Full-text available
Due to the additive light model employed by most optical see through head-mounted displays (OST-HMDs), they provide the best augmented reality (AR) views in dark environments, where the added AR light does not have to compete against existing real-world lighting. AR imagery displayed on such devices loses a significant amount of contrast in well-li...
Article
Full-text available
Augmented reality (AR) technologies provide a shared platform for users to collaborate in a physical context involving both real and virtual content. To enhance the quality of interaction between AR users, researchers have proposed augmenting users’ interpersonal space with embodied cues such as their gaze direction. While beneficial in achieving i...
Preprint
Full-text available
Current virtual reality (VR) head-mounted displays (HMDs) are characterized by a low angular resolution that makes it difficult to make out details, leading to reduced legibility of text and increased visual fatigue. Light-on-dark graphics modes, so-called "dark mode'' graphics, are becoming more and more popular over a wide range of display techno...
Conference Paper
Full-text available
Current virtual reality (VR) head-mounted displays (HMDs) are characterized by a low angular resolution that makes it difficult to make out details, leading to reduced legibility of text and increased visual fatigue. Light-on-dark graphics modes, so-called "dark mode'' graphics, are becoming more and more popular over a wide range of display techno...
Chapter
Motivated by Mark Billinghurst’s work about where AR (Augmented Reality) research is taking place, we investigated where VR (Virtual Reality) and AR (Augmented Reality) research is happening around the world based on scholarly articles published in the IEEE VR (Institute of Electrical and Electronics Engineers Virtual Reality) and ISMAR (Internatio...
Presentation
Embodied interactive virtual characters, such as virtual humans or animals, have been actively used for various Virtual/Augmented/Mixed Reality (VAMR) applications, and researchers have developed different types of embodied virtual characters and studied their effects on the user’s perception and behavior. This tutorial aims to provide the audience...
Article
Full-text available
Human gaze awareness is important for social and collaborative interactions. Recent technological advances in augmented reality (AR) displays and sensors provide us with the means to extend collaborative spaces with real-time dynamic AR indicators of one's gaze, for example via three-dimensional cursors or rays emanating from a partner's head. Howe...
Conference Paper
Full-text available
Augmented reality (AR) technologies provide a shared platform for users to collaborate in a physical context involving both real and virtual content. To enhance the quality of interaction between AR users, researchers have proposed augmenting users’ interpersonal space with embodied cues such as their gaze direction. While beneficial in achieving i...
Conference Paper
Full-text available
Light-on-dark color schemes, so-called “Dark Mode,” are becoming more and more popular over a wide range of display technologies and application fields. Many people who have to look at computer screens for hours at a time, such as computer programmers and computer graphics artists, indicate a preference for switching colors on a computer screen fro...
Conference Paper
A primary goal of augmented reality (AR) is to seamlessly embed virtual content into a real environment. There are many factors that can affect the perceived physicality and co-presence of virtual entities, including the hardware capabilities, the fidelity of the virtual behaviors, and sensory feedback associated with the interactions. In this pape...
Article
Full-text available
In this paper, we describe two human-subject studies in which we explored and investigated the effects of subtle multimodal interaction on social presence with a virtual human (VH) in mixed reality (MR). In the studies, participants interacted with a VH, which was co-located with them across a table, with two different platforms: a projection based...
Conference Paper
The field of intelligent virtual agents (IVAs) has evolved immensely over the past 15 years, introducing new application opportunities in areas such as training, health care, and virtual assistants. In this survey paper, we provide a systematic review of the most influential user studies published in the IVA conference from 2001 to 2015 focusing on...
Article
Full-text available
In 2008, Zhou et al. presented a survey paper summarizing the previous ten years of ISMAR publications, which provided invaluable insights into the research challenges and trends associated with that time period. Ten years later, we review the research that has been presented at ISMAR conferences since the survey of Zhou et al., at a time when both...
Conference Paper
In a social context where a real human interacts with a virtual human (VH) in the same space, one's sense of social/co-presence with the VH is an important factor for the quality of interaction and the VH's social influence to the human user in context. Although augmented reality (AR) enables the superposition of VHs in the real world, the resultin...
Conference Paper
Full-text available
In this paper we report on an investigation of the effects of a self-avatar's visual similarity to a user's actual appearance, on their perceptions of the avatar in an immersive virtual reality (IVR) experience. We conducted a user study to examine the participant's sense of body ownership, presence and visual realism under three levels of avatar-o...
Conference Paper
Full-text available
Augmented reality (AR) enables the illusion of computer-generated virtual objects and humans co-existing with us in the real world. Virtual humans (VHs) in AR can further induce an illusion of physicality in the real world due to their form of presentation and their behavior, such as showing awareness of their surroundings. However, certain behavio...
Conference Paper
This paper explores whether witnessing an Intelligent Virtual Agent (IVA) in what appears to be a socially engaging discussion with a Confederate Virtual Agent (CVA) prior to a direct interaction, can prime a person to feel and behave more socially engaged with the IVA in a subsequent interaction. To explore this social priming phenomenon, we condu...
Article
Full-text available
Technological human surrogates, including robotic and virtual humans, have been popularly used in various scenarios, including training, education, and entertainment. Prior research has investigated the effects of the surrogate’s physicality and gesturing in human perceptions and social influence of the surrogate. However, those studies have been c...
Article
Full-text available
In augmented reality, people can feel the illusion of virtual humans (VHs) integrated into a real (physical) space. However, affordances of the real world and virtual contents might conflict, for example, when the VHs and real objects “collide” by occupying the same space. This implausible conflict can cause a break in presence in real–virtual huma...
Conference Paper
This paper explores whether witnessing a Virtual Human (VH) in what appears to be a socially engaging discussion with another virtual human confederate/accomplice (VHC) can prime a person to feel and behave more socially engaged with the VH in a subsequent interaction. To explore this social priming phenomenon, we conducted an experiment in which p...
Conference Paper
Full-text available
Human responses to an interaction with a Virtual Human (VH) can be influenced by both external factors such as technologyrelated limitations, and internal factors such as individual differences in personality. While the impacts of external factors have been studied widely, and are typically controlled for in application scenarios, less attention ha...
Conference Paper
We explore how and in what ways the surrounding environment can be an important factor in human perception during interactions with virtual humans. We also seek to leverage any such knowledge to increase the sense of Social/Co-Presence with virtual humans. We conducted a user study to explore the influence of environmental events on social interact...