Hyunchul Lim

schoolCornell Universitybar_chart#3582 Global Rank

Total Papers

HCI Rank

#3582

Research Areas

Years Active

Recent Publications

Exploring the Impact of Emotional Voice Integration in Sign-to-Speech Translators for Deaf-to-Hearing Communication

Emotional voice communication plays a crucial role in effective daily interactions. Deaf and Hard of Hearing (DHH) individuals, who often have limited use of voice, rely on facial expressions to supplement sign language and convey emotions. However, in American Sign Language (ASL), facial expressions serve not only em…

CHI '251st AuthorFoot & Wrist Interaction +2

SpellRing: Recognizing Continuous Fingerspelling in American Sign Language using a Ring

Fingerspelling is a critical part of American Sign Language (ASL) recognition and has become an accessible optional text entry method for Deaf and Hard of Hearing (DHH) individuals. In this paper, we introduce SpellRing, a single smart ring worn on the thumb that recognizes words continuously fingerspelled in ASL. Spe…

UBICOMP '231st AuthorPasswords & Authentication +1

C-Auth: Exploring the Feasibility of Using Egocentric View of Face Contour for User Authentication on Glasses

In this paper, we present C-Auth, a novel authentication method for smart glasses that explores the feasibility of authenticating users using spatial facial information. Our system uses a down-facing camera in the middle of the glasses to capture facial contour lines from the nose and cheeks. The images captured by th…

UIST '211st AuthorHand Gesture Recognition +1

HandyTrak: Recognizing the Holding Hand on a Commodity Smartphone from Body Silhouette Images

Understanding which hand a user holds a smartphone with can help improve the mobile interaction experience. For instance, the layout of the user interface (UI) can be adapted to the holding hand. In this paper, we present HandyTrak, an AI-powered software system that recognizes the holding hand on a commodity smartpho…

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