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Author

Jiasheng Shi

3 papers indexed here

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#artificial intelligence Preprint Sep 2026

ProcessLight: Process Supervision for Large Language Model Based Traffic Signal Control

This work proposes an LLM-based framework ProcessLight to decompose signal decisions into verifiable semantic steps and develops Step-wise Traffic Process Policy Optimization (STeP-PO), a novel reinforcement learning framework that optimizes structured reasoning processes through step-level credit assignment.

Huai-Tao Zhao, Tianlong Zhou, Wei-Jie Wang et al. · 0 citations
Preprint Aug 2026

PreGress: Ranking-Native Pre-training and Prompting for Graph Node Ranking

PreGress is proposed, the first ranking-native pre-training and prompting framework for supporting a wide range of node ranking tasks, and designs lightweight, task-specific prompt modules that adapt a frozen ranking backbone to downstream tasks without full retraining.

Lujie Ban, Jiasheng Shi, Ying-Li Zhou et al. · 0 citations

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