Author

Tse-Hsun Chen

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Jul 2026

Reusing Past Repairs Through Hierarchical Trajectory Abstraction for Coding Agents

STAIR is introduced, a framework that converts historical repair trajectories into hierarchical, reusable plans that can be adapted to steer future repairs, and it is shown that mixing multiple abstraction levels surpasses any single level and that raw, unabstracted trajectories transfer substantially worse.

Yisen Xu, Jiayuan Zhou, Ruiqi Pan et al. · arXiv.org · 0 citations

Jul 2026

Preventing Premature Commitment in Coding Agents with an Evidence-Conditioned Execution Layer

ECLoop is presented, an execution layer that interposes between the agent and the repository to enforce evidence-conditioned execution and shows that each of ECLoop's three operations contributes distinct value and that structured evidence conditions outperform an equivalent natural-language summary.

Yisen Xu, Chenglin Li, Zehao Wang et al. · arXiv.org · 2 citations