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In-Jae Lee

5 accepted papers

2026

Class-Distribution Guided Active Learning for 3D Occupancy Prediction in Autonomous Driving

RA-L 2026

3D occupancy prediction provides dense spatial understanding critical for safe autonomous driving. However, this task suffers from a severe class imbalance due to its volumetric representation, where safety-critical objects (bicycles, traffic cones, pedestrians) occupy minimal voxels compared to dom

Cited by 1SourceScholar
2025

CRAB: Camera-Radar Fusion for Reducing Depth Ambiguity in Backward Projection Based View Transformation

ICRA 2025

Recently, camera-radar fusion-based 3D object detection methods in bird's eye view (BEV) have gained attention due to the complementary characteristics and cost-effectiveness of these sensors. Previous approaches using forward projection struggle with sparse BEV feature generation, while those emplo

Cited by 1SourceScholar
2023

CRN: Camera Radar Net for Accurate, Robust, Efficient 3D Perception

ICCV 2023poster

Autonomous driving requires an accurate and fast 3D perception system that includes 3D object detection, tracking, and segmentation. Although recent low-cost camera-based approaches have shown promising results, they are susceptible to poor illumination or bad weather conditions and have a large loc…

Cited by 96PDFcodeScholar
2023

Predict to Detect: Prediction-guided 3D Object Detection using Sequential Images

ICCV 2023poster

Recent camera-based 3D object detection methods have introduced sequential frames to improve the detection performance hoping that multiple frames would mitigate the large depth estimation error. Despite improved detection performance, prior works rely on naive fusion methods (e.g., concatenation) o…

Cited by 16PDFcodeScholar