الباحثون

Zhihao Dou

المنشورات 2

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TrafficImag: A Benchmark for Counterfactual Roadside Traffic Video Generation

Xiangyu Li, Tianyi Wang, Zhihao Dou وآخرون · 2026

Existing roadside traffic datasets support perception, forecasting, and visual question answering, but they do not evaluate counterfactual video generation, in which a selected actor is modified and the generated future should remain consistent with road topology and unrelated traffic. We introduce TrafficImag, the fir …

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GAVEL: Graph World Models for Verified and Efficient Long-Horizon LLM Task Planning

Ruiyang Wang, Hao-Lun Hsu, Swarajh Mehta وآخرون · 2026

Large language models (LLMs) provide a flexible interface for long-horizon robot planning, but generated plans often fail to respect embodiment constraints, recover from planning errors, or reason effectively under partial observability. We present GAVEL, a framework for verifying and repairing long-horizon LLM plannin …

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