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Sunwook Hwang

2 accepted papers

2025

ConcreTizer: Model Inversion Attack via Occupancy Classification and Dispersion Control for 3D Point Cloud Restoration

ICLR 2025poster

The growing use of 3D point cloud data in autonomous vehicles (AVs) has raised serious privacy concerns, particularly due to the sensitive information that can be extracted from 3D data. While model inversion attacks have been widely studied in the context of 2D data, their application to 3D point c…

Cited by 0SourcePDFScholar
2023

UpCycling: Semi-supervised 3D Object Detection without Sharing Raw-level Unlabeled Scenes

ICCV 2023poster

Semi-supervised Learning (SSL) has received increasing attention in autonomous driving to reduce the enormous burden of 3D annotation. In this paper, we propose UpCycling, a novel SSL framework for 3D object detection with zero additional raw-level point cloud: learning from unlabeled de-identified…

Cited by 3PDFcodeScholar