activity
20242026
collaborators

7 papers

eess.AS2026

Beyond Hearing: Learning Task-Agnostic ExG Representations from Earphones via Physiology-Informed Tokenization

Hyungjun Yoon, Seungjoo Lee, Yu Yvonne Wu +11

Electrophysiological (ExG) signals offer valuable insights into human physiology, yet building foundation models that generalize across everyday tasks remains challenging due to tw…

cs.HC2026

Evaluating Visual Prompts with Eye-Tracking Data for MLLM-Based Human Activity Recognition

Jae Young Choi, Seon Gyeom Kim, Hyungjun Yoon +7

Large Language Models (LLMs) have emerged as foundation models for IoT applications such as human activity recognition (HAR). However, directly applying high-frequency and multi-di…

cs.LG2025

SNAP: Low-Latency Test-Time Adaptation with Sparse Updates

Hyeongheon Cha, Dong Min Kim, Hye Won Chung +2

Test-Time Adaptation (TTA) adjusts models using unlabeled test data to handle dynamic distribution shifts. However, existing methods rely on frequent adaptation and high computatio…

cs.CV2025

QuRe: Query-Relevant Retrieval through Hard Negative Sampling in Composed Image Retrieval

Jaehyun Kwak, Ramahdani Muhammad Izaaz Inhar, Se-Young Yun +1

Composed Image Retrieval (CIR) retrieves relevant images based on a reference image and accompanying text describing desired modifications. However, existing CIR methods only focus…

cs.LG2025

Test-Time Adaptation with Binary Feedback

Taeckyung Lee, Sorn Chottananurak, Junsu Kim +3

Deep learning models perform poorly when domain shifts exist between training and test data. Test-time adaptation (TTA) is a paradigm to mitigate this issue by adapting pre-trained…

eess.SP2025

SelfReplay: Adapting Self-Supervised Sensory Models via Adaptive Meta-Task Replay

Hyungjun Yoon, Jaehyun Kwak, Biniyam Aschalew Tolera +5

Self-supervised learning has emerged as a method for utilizing massive unlabeled data for pre-training models, providing an effective feature extractor for various mobile sensing a…