Author

Jiawei Liu

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Preprint Jul 2026

IssueExec: A Test-Driven Approach for Localizing Software Engineering Issues

The proposed IssueExec bridges the semantic gap through domain-knowledge-enhanced test representations and filters noise via hierarchical trace analysis, which bridges the semantic gap through domain-knowledge-enhanced test representations and filters noise via hierarchical trace analysis.

Jiawei Liu, Yun Lin, Chenyan Liu et al. · 0 citations

Review Aug 2026

Security of Foundation-Model-Powered Embodied Agents: Attack Surfaces, Attacks, Defenses, and Evaluation

This work presents a trust-boundary-centric survey of foundation-model-powered embodied-agent security, and shows that attack research is concentrated on multimodal perception and action interfaces, while defenses are especially concentrated on action-level and runtime protection.

Jiawei Liu, Jiacheng Guo, Tianwei Zhang et al. · 0 citations

Preprint Aug 2026

SynAct: A Reasoning-Acting Large Language Model Agent for Adaptive Synthesis Optimization

SynAct is presented, an adaptive closed-loop LLM reasoning--acting agent that iteratively diagnoses live synthesis reports and reasons over the current circuit state, retrieved tool knowledge, and historical optimization experience to issue targeted commands to improve timing.

Fangzhou Liu, Peiyi Han, Jiawei Liu et al. · 0 citations