A Participatory Design Approach to Explore Design Directions for Enhancing Videoconferencing Experience for Non-signing Deaf and Hard of Hearing Users

Yeon Soo Kim, Sunok Lee, and Sangsu Lee

ACM ASSETS 2022 (Poster) (To be published)

What If Artificial Intelligence Become Completely Ambient in Our Daily Lives? Exploring Future Human-AI Interaction through High Fidelity Illustrations

Sunok Lee, Minha Lee, and Sangsu Lee

International Journal of Human-Computer Interaction (SCIE/SSCI), 2022

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Distracting Moments in Videoconferencing: A Look Back at the Pandemic Period

Minha Lee, Wonyoung Park, Sunok Lee, and Sangsu Lee

CHI 2022 

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Understanding the Design Effects of ProgressIndicators on the Online Survey

Wonyoung Park, Jaemyung Lee, and Sangsu Lee

IASDR 2021 (International Association of Societies of Design Research)

Hey Alexa, Where are you? A Drawing Study to Understand the User's Mental Model of Environment Surrounding the Conversational Agent

Sunok Lee, and Sangsu Lee

IASDR 2021 (International Association of Societies of Design Research)

Understanding Stakeholders’ Needs for an Emergency Mobile Hospital at an Infectious Disease Situation

Kwangmin Cho, Sunok Lee, Wonyoung Park, Minha Lee, Wooseok Kim, Sangsu Lee, and Tek-Jin Nam.

IASDR 2021 (International Association of Societies of Design Research)

MODU: A Story-Based Empathy Expression Training Game for Children with Mild Intellectual Disability and Borderline Intellectual Functioning

Juhyeong Park, Sunok Lee, and Sangsu Lee

IDC 2021 (Interaction Design and Children), Extended Abstract

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Discovering the Design Challenges of Autonomous Vehicles through Exploring Scenarios via an Immersive Design Workshop

Jaemyung Lee, Wonyoung Park, and Sangsu Lee

DIS 2021 (Designing Interactive Systems)

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“I Don’t Know Exactly but I Know a Little”: Exploring Better Responses of Conversational Agents with Insufficient Information

Minha Lee, and Sangsu Lee

CHI 2021, Extended Abstract

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"I Can't Talk Now": Speaking with Voice Output Communication Aid Using Text-to-Speech Synthesis During Multiparty Video Conference

Wooseok Kim, and Sangsu Lee

CHI 2021, Extended Abstract

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"I want more than 👍" User-generated icons for Better Video-mediated Communications on the Collaborative Design Process

Haena Cho, Hyeonjeong Im, Sunok Lee, and Sangsu Lee

CHI 2021, Extended Abstract

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 What If Conversational Agents Became Invisible? Comparing Users’ Mental Models According to Physical Entity of AI Speaker

Sunok Lee, Minji Cho, and Sangsu Lee  

Ubicomp 2020 (Interactive, Mobile, Wearable and Ubiquitous Technologies, IMWUT)

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"Hello there! Is now a good time to talk?": Understanding Opportune Moments for Proactive Conversational Interaction with Smart Speakers.

Narae Cha, Auk Kim, Cheul Young Park, Soowon Kang, Mingyu Park, Jae-Gil Lee, Sangsu Lee, and Uichin Lee 

Ubicomp 2020 (Interactive, Mobile, Wearable and Ubiquitous Technologies, IMWUT)
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Nobody Speaks that Fast! An Empirical Study of Speech Rate in Conversational Agents for the Visually Impaired

Dasom Choi, Daehyun Kwak, Minji Cho, and Sangsu Lee

CHI 2020

🏆 Honorable Mention Award

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How do people adapt to use of an IoT air purifier?: From low expectation to minimal use

Minji Cho, Sangsu Lee, and Kunpyo Lee

International Journal of Design 13 (3), 21-38 (2019, SCIE/SSCI/A&HCI)
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Once a Kind Friend is Now a Thing: Understanding How Conversational Agents at Home are Forgotten

Minji Cho, Kunpyo Lee, and Sangsu Lee

DIS2019
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“What does your Agent look like?” : A Drawing Study to Understand Users’ Perceived Persona of Conversational Agent

Sunok Lee, Sungbae Kim, and Sangsu Lee

CHI 2019, Extended Abstracts

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Designing Intelligent Assistants through User Participation
Sang-su Lee, Jaemyung Lee, and Kun-pyo Lee
DIS 2017
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Understanding Notification Stress of Smartphone Messenger App
SungHyuk Yoon, Sang-su Lee, Jaemyung Lee, and Kun-pyo Lee
CHI 2014, Extended Abstracts
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Towards more Natural Digital Content Manipulation via User Freehand Gestural Interaction in a Living Room
Sang-su Lee, Jeonghun Chae, Hyunjeong Kim, Youn-kyung Lim, and Kun-pyo Lee
UbiComp 2013
🏆 Honorable Mention Award
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Exploring The Effect of Size on Deformable User Interfaces
Sang-su Lee, Youn-kyung Lim, and Kun-pyo Lee
MobileHCI 2012, Extended Abstract
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Interactivity Literacy for Aesthetics of Interaction: Expressive Interaction Design with a New Interaction Design Literacy
Youn-kyung Lim, Sang-su Lee, Dajung Kim
International Journal of Design (2011, SCIE/SSCI/A&HCI)
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Designing of an Effective Monitor Partitioning System with Adjustable Virtual Bezel
Sang-su Lee, Hyunjung Kim, Yong-ki Lee, Minseok Sim, and Kun-pyo Lee
HCI International 2011
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Identifying Product Opportunities based on Interactivity
Seungwoo Maeng, Daeeop Kim, Sang-su Lee, and Kun-Pyo Lee
HCI International 2011, Poster
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Design and Implementation of Deformation Based Gesture Interaction
Wonkyum Lee, Sungkwan Jung, Sangsik Kim, Woojin Ahn, and Sang-su Lee
HCI International 2011
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FlexRemote: Exploring the Effectiveness of Deformable User Interface as an Input Device for TV
Sang-su Lee, Seungwoo Maeng, Daeeop Kim, Kun-Pyo Lee, Wonkyum Lee, Sangsik Kim, and Sungkwan Jung
HCI International 2011, Poster
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Developing Idea Generation for the Interface Design Process with Mass Collaboration System
Daeeop Kim, Sang-su Lee, Seungwoo Maeng, and Kun-Pyo Lee
HCI International 2011
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A Long-term Study of User Experience towards Interaction Designs that Support Behavior Change
Sang-su Lee, Youn-kyung Lim, and Kun-pyo Lee
CHI 2011, Extended Abstracts
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A Model of Natural User Interface Design
Sangsu Lee and Kun-pyo Lee
KHCI 2011 


Explorative study on reverse-sensitizing technique
Seungwoo Maeng, Sangsu Lee, Daeeop Kim, and Kun-pyo Lee
KHCI 2011


How users manipulate deformable displays as input devices
Sang-su Lee, Sohyun Kim, Bopil Jin, Eunji Choi, Boa Kim, Jia Xu, Daeeop Kim, and Kun-pyo Lee
CHI 2010
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Interactivity attributes: a new way of thinking and describing interactivity
Youn-kyung Lim, Sang-su Lee, and Kwangyoung Lee
CHI 2009
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Designing Shared Phone for India
Hannie Yu, Ki-Young Nam, Moonhwan Lee, and Sangsu Lee
Korea Society of Design Science 2009


Exploring the Effectiveness of Physical Metaphor in Interaction Design
Sang-su Lee and Woohun Lee
CHI 2009, Extended Abstracts
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