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Qitai Wang

4 accepted papers

2025

FreeSim: Toward Free-viewpoint Camera Simulation in Driving Scenes

CVPR 2025poster

We propose FreeSim, a camera simulation method for driving scenes via 3D Gaussian Splatting and diffusion-based image generation. FreeSim emphasizes high-quality rendering from viewpoints beyond the recorded ego trajectories. In such viewpoints, previous methods have unacceptable degradation because…

Cited by 8SourcePDFScholar
2025

FreeVS: Generative View Synthesis on Free Driving Trajectory

ICLR 2025poster

Existing reconstruction-based novel view synthesis methods for driving scenes focus on synthesizing camera views along the recorded trajectory of the ego vehicle. Their image rendering performance will severely degrade on viewpoints falling out of the recorded trajectory, where camera rays are untr…

2024

DrivingDojo Dataset: Advancing Interactive and Knowledge-Enriched Driving World Model

NeurIPS 2024poster

Driving world models have gained increasing attention due to their ability to model complex physical dynamics. However, their superb modeling capability is yet to be fully unleashed due to the limited video diversity in current driving datasets. We introduce DrivingDojo, the first dataset tailor-mad…

Cited by 7SourcePDFScholar
2024

OneTrack: Demystifying the Conflict Between Detection and Tracking in End-to-End 3D Trackers

ECCV 2024poster

"Existing end-to-end trackers for vision-based 3D perception suffer from performance degradation due to the conflict between detection and tracking tasks. In this work, we get to the bottom of this conflict, which was vaguely attributed to incompatible task-specific object features previously. We fi…

Cited by 2SourcePDFScholar