activity
20242026
most citedEchoWrist: Continuous Hand Pose Tracking and Hand-Object Interaction Recognition Using Low-Power Active Acoustic Sensing On a Wristband

43 citations · 126 across the 11 of their papers we have counts for

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9 papers · 1 filter

cs.HC2026

WatchHand: Enabling Continuous Hand Pose Tracking On Off-the-Shelf Smartwatches

Jiwan Kim, Chi-Jung Lee, Hohurn Jung +4

Tracking hand poses on wrist-wearables enables rich, expressive interactions, yet remains unavailable on commercial smartwatches, as prior implementations rely on external sensors…

cs.HC2025★ 1 cited

Grab-n-Go: On-the-Go Microgesture Recognition with Objects in Hand

Chi-Jung Lee, Jiaxin Li, Tianhong Catherine Yu +4

As computing devices become increasingly integrated into daily life, there is a growing need for intuitive, always-available interaction methods, even when users' hands are occupie…

cs.HC2024

SeamPose: Repurposing Seams as Capacitive Sensors in a Shirt for Upper-Body Pose Tracking

Tianhong Catherine Yu, Manru Mary Zhang, Peter He +6

Seams are areas of overlapping fabric formed by stitching two or more pieces of fabric together in the cut-and-sew apparel manufacturing process. In SeamPose, we repurposed seams a…

cs.HC2024★ 11 cited

SonicID: User Identification on Smart Glasses with Acoustic Sensing

Ke Li, Devansh Agarwal, Ruidong Zhang +6

Smart glasses have become more prevalent as they provide an increasing number of applications for users. They store various types of private information or can access it via connec…

cs.HC2024★ 19 cited

ActSonic: Recognizing Everyday Activities from Inaudible Acoustic Wave Around the Body

Saif Mahmud, Vineet Parikh, Qikang Liang +7

We present ActSonic, an intelligent, low-power active acoustic sensing system integrated into eyeglasses that can recognize 27 different everyday activities (e.g., eating, drinking…

cs.HC2024

Ring-a-Pose: A Ring for Continuous Hand Pose Tracking

Tianhong Catherine Yu, Guilin Hu, Ruidong Zhang +9

We present Ring-a-Pose, a single untethered ring that tracks continuous 3D hand poses. Located in the center of the hand, the ring emits an inaudible acoustic signal that each hand…

cs.HC2024★ 26 cited

GazeTrak: Exploring Acoustic-based Eye Tracking on a Glass Frame

Ke Li, Ruidong Zhang, Boao Chen +6

In this paper, we present GazeTrak, the first acoustic-based eye tracking system on glasses. Our system only needs one speaker and four microphones attached to each side of the gla…

cs.HC2024★ 26 cited

EyeEcho: Continuous and Low-power Facial Expression Tracking on Glasses

Ke Li, Ruidong Zhang, Siyuan Chen +4

In this paper, we introduce EyeEcho, a minimally-obtrusive acoustic sensing system designed to enable glasses to continuously monitor facial expressions. It utilizes two pairs of s…

cs.HC2024★ 43 cited

EchoWrist: Continuous Hand Pose Tracking and Hand-Object Interaction Recognition Using Low-Power Active Acoustic Sensing On a Wristband

Chi-Jung Lee, Ruidong Zhang, Devansh Agarwal +10

Our hands serve as a fundamental means of interaction with the world around us. Therefore, understanding hand poses and interaction context is critical for human-computer interacti…