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Vehicle Trajectory Prediction Works, but Not Everywhere

CVPR 2022 · 3D vision › 3D generation · approach: Generative indoor scene synthesis · 67 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Generate adversarial scenes with smooth turns, double turns, and ripple roadsArgoverse scenes evaluated with DATF · Argoverse generated scenes (All)HOR (%): 2 -> 82Hurt
Generate adversarial scenes with smooth turns, double turns, and ripple roadsArgoverse scenes evaluated with WIMP · Argoverse generated scenes (All)HOR (%): 1 -> 63Hurt
Generate adversarial scenes with smooth turns, double turns, and ripple roadsArgoverse scenes evaluated with LaneGCN · Argoverse generated scenes (All)HOR (%): 1 -> 66Hurt
Add physical-feasibility constraints (ablation)Generated high-speed scenarios evaluated with LaneGCN · High-speed generated scenariosSOR (%): 47 -> 33Helped
Add physical-feasibility constraints (ablation)Generated high-speed scenarios evaluated with MPC · High-speed generated scenariosHOR (%): 3 -> 1Helped
Fine-tune LaneGCN on original data plus generated scenesLaneGCN · Generated scenes, Pow=9 (Full)SOR (%): 23 -> 14Helped
Fine-tune LaneGCN on original data plus generated scenesLaneGCN · Generated scenes, Pow=9 (Full)HOR (%): 66 -> 46Helped
Fine-tune LaneGCN on original data plus generated scenesLaneGCN · Original Argoverse scenesaverage / final displacement error: 1.35 / 2.98 mNo clear effect
Use brute-force search instead of Bayesian optimization (ablation)Scene generation for LaneGCN · Generated scenesSOR (%): 13 -> 23Helped
Use brute-force search instead of Bayesian optimization (ablation)Scene generation for LaneGCN · Generated scenesGPU hours: 17.5 -> 4.2Helped
Increase transformation powerLaneGCN · Generated scenesHOR (%): 8 -> 66Hurt
Add lane merging as a scene transformationScene-generation framework · Generated scenesHOR (%): 14% HORHurt

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