SEP 4, 2026 · PREPRINT
One Diffusion Model, Two Roles: Guided Trajectory Planning and Safety-Critical Scenario Generation in Closed-Loop Simulation
arXiv
This is a preprint describing an early-stage algorithmic contribution to autonomous driving simulation using diffusion models, lacking peer review, external validation, or clinical/real-world outcome data.
Study details
DesignClosed-loop simulation study with single-in…
InterventionSingle-Stream Dual-Stream diffusion-transfo…
ComparatorBaseline planners and standard nuPlan bench…