My research focuses on building autonomous systems that are robust, efficient, and deployable in the real world. I am particularly interested in:
End-to-End Autonomous Driving (E2E-AD): Developing frameworks that generalize across diverse camera viewpoints and heterogeneous domains, including viewpoint-robust perception and multi-domain learning.
Vision-Language-Action (VLA) Models: Designing efficient inference architectures for robot manipulation that adaptively balance computation and performance.
End-to-end autonomous driving (E2E-AD) has emerged as a promising paradigm that unifies perception, prediction, and planning into a holistic, data-driven framework. However, achieving robustness to varying camera viewpoints, a common real-world challenge due to diverse vehicle configurations, remains an open problem. In this work, we propose VR-Drive, a novel E2E-AD framework that addresses viewpoint generalization by jointly learning 3D scene reconstruction as an auxiliary task to enable planning-aware view synthesis. Unlike prior scene-specific synthesis approaches, VR-Drive adopts a feed-forward inference strategy that supports online training-time augmentation from sparse views without additional annotations. To further improve viewpoint consistency, we introduce a viewpoint-mixed memory bank that facilitates temporal interaction across multiple viewpoints and a viewpoint-consistent distillation strategy that transfers knowledge from original to synthesized views. Trained in a fully end-to-end manner, VR-Drive effectively mitigates synthesis-induced noise and improves planning under viewpoint shifts. In addition, we release a new benchmark dataset to evaluate E2E-AD performance under novel camera viewpoints, enabling comprehensive analysis. Our results demonstrate that VR-Drive is a scalable and robust solution for the real-world deployment of end-to-end autonomous driving systems.
@inproceedings{cho2025vrdrive,title={VR-Drive: Viewpoint-Robust End-to-End Driving with Feed-Forward 3D Gaussian Splatting},author={Cho, Hoonhee and Kang, Jae-Young and Lee, Giwon and Yang, Hyemin and Park, Heejun and Jung, Seokwoo and Yoon, Kuk-Jin},booktitle={Conference on Neural Information Processing Systems},year={2025},}
ECCV
VIPS: Vehicle-Infrastructure Cooperative Planning Benchmark via Pseudo-Simulation
Hoonhee Cho, Jae-Young Kang, Giwon Lee, Hyemin Yang, Heejun Park, and Kuk-Jin Yoon
In European Conference on Computer Vision. *Equal contribution, †Corresponding author , 2026
End-to-end autonomous driving (E2E-AD) in urban environments requires robust decision-making under partial observability and complex multi-agent interactions. Severe occlusions and dense traffic at intersections limit the perception capability of single-agent systems, motivating recent efforts on Vehicle-to-Infrastructure (V2I) cooperation for perception and planning. However, existing evaluation protocols face a fundamental trade-off: open-loop evaluation fails to capture error accumulation and recovery from deviations, while closed-loop evaluation is costly, difficult to scale, and often relies on simulated environments that may suffer from domain gaps. To bridge this gap, we propose VIPS, a benchmark for cooperative autonomous driving in V2I settings based on pseudo-simulation. VIPS extends pseudo-simulation to multi-agent scenarios by integrating vehicle and infrastructure observations and introducing interaction-aware perturbations that approximate realistic traffic dynamics. This enables scalable yet realistic evaluation of robustness and error propagation without full simulation. We further present CoS-V2X, a cooperative planning framework based on sparse representations. CoS-V2X models vehicle-infrastructure interactions using compact features for efficient communication and robust decision-making under heterogeneous observations.
@inproceedings{cho2026vips,title={VIPS: Vehicle-Infrastructure Cooperative Planning Benchmark via Pseudo-Simulation},author={Cho, Hoonhee and Kang, Jae-Young and Lee, Giwon and Yang, Hyemin and Park, Heejun and Yoon, Kuk-Jin},booktitle={European Conference on Computer Vision},year={2026},}
arXiv
HEAT: Heterogeneous End-to-End Autonomous Driving via Trajectory-Guided World Models
Hoonhee Cho, Giwon Lee, Jae-Young Kang, Hyemin Yang, Heejun Park, and Kuk-Jin Yoon
End-to-end autonomous driving (E2E-AD) has emerged as a compelling alternative to traditional modular pipelines. While recent approaches achieve strong performance on single-domain datasets, their performance degrades significantly when trained jointly across multiple heterogeneous domains. We propose HEAT, a trajectory-driven learning paradigm that organizes training around planning trajectories, enabling the model to capture domain-invariant representations of driving intent.
@article{yang2025heat,title={HEAT: Heterogeneous End-to-End Autonomous Driving via Trajectory-Guided World Models},author={Cho, Hoonhee and Lee, Giwon and Kang, Jae-Young and Yang, Hyemin and Park, Heejun and Yoon, Kuk-Jin},journal={arXiv preprint},year={2026},}
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