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Heeju Ko

4 accepted papers

2025

3D Occupancy Prediction with Low-Resolution Queries via Prototype-aware View Transformation

CVPR 2025poster

The resolution of voxel queries significantly influences the quality of view transformation in camera-based 3D occupancy prediction. However, computational constraints and the practical necessity for real-time deployment require smaller query resolutions, which inevitably leads to an information los…

Cited by 2SourcePDFScholar
2025

3D-GSW: 3D Gaussian Splatting for Robust Watermarking

CVPR 2025poster

As 3D Gaussian Splatting (3D-GS) gains significant attention and its commercial usage increases, the need for watermarking technologies to prevent unauthorized use of the 3D-GS models and rendered images has become increasingly important. In this paper, we introduce a robust watermarking method for…

2025

Active Test-time Vision-Language Navigation

NeurIPS 2025poster

Vision-Language Navigation (VLN) policies trained on offline datasets often exhibit degraded task performance when deployed in unfamiliar navigation environments at test time, where agents are typically evaluated without access to external interaction or feedback. Entropy minimization has emerged as…

Cited by 0SourceScholar
2025

Test-Time Adaptation for Online Vision-Language Navigation with Feedback-based Reinforcement Learning

ICML 2025poster

Navigating in an unfamiliar environment during deployment poses a critical challenge for a vision-language navigation (VLN) agent. Yet, test-time adaptation (TTA) remains relatively underexplored in robotic navigation, leading us to the fundamental question: what are the key properties of TTA for on…

Cited by 0SourcePDFScholar