activity
20242026
collaborators

5 papers

cs.CV2026

Contextrast++: Robust Multi-Scale Contextual Contrastive Learning for Semantic Segmentation

Changki Sung, Hyungtae Lim, Wanhee Kim +2

Semantic segmentation has rapidly advanced with deep learning; however, challenges remain in effectively capturing local and global contexts as well as addressing the long-tailed d…

cs.CV2026

LQ-rPPG: A Label-Quantized Coarse-to-Fine Learning Framework for Remote Physiological Measurement

Jun Seong Lee, Samyeul Noh, Changki Sung +1

Remote photoplethysmography (rPPG) enables non-contact measurement of physiological signals from facial videos, offering strong potential for remote healthcare and daily health mon…

cs.CV2026

E2EGS: Event-to-Edge Gaussian Splatting for Pose-Free 3D Reconstruction

Yunsoo Kim, Changki Sung, Dasol Hong +1

The emergence of neural radiance fields (NeRF) and 3D Gaussian splatting (3DGS) has advanced novel view synthesis (NVS). These methods, however, require high-quality RGB inputs and…

cs.CV2025

PIDLoc: Cross-View Pose Optimization Network Inspired by PID Controllers

Wooju Lee, Juhye Park, Dasol Hong +4

Accurate localization is essential for autonomous driving, but GNSS-based methods struggle in challenging environments such as urban canyons. Cross-view pose optimization offers an…

cs.CV2024

Contextrast: Contextual Contrastive Learning for Semantic Segmentation

Changki Sung, Wanhee Kim, Jungho An +3

Despite great improvements in semantic segmentation, challenges persist because of the lack of local/global contexts and the relationship between them. In this paper, we propose Co…