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Author

Junjun Zhang

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Open access 2026

Diagnosing Candidate Quality Bottlenecks in RL-Guided LLM Code Repair

An RL-guided repair loop is used as an instrumented diagnostic environment to separate correct-candidate availability from candidate selection and establish general superiority of RL, a selector, or an output representation to single-file Python algorithmic repair on QuixBugs.

Jun-Jun Zhang, Giseop Noh · 0 citations
Open access 2026

A Metric-Aware Analysis of Trigger-Guided Adapter Training for Hallucination Mitigation

TruthShield is presented, a metric-aware trigger-guided QLoRA adapter training and evaluation pipeline for hallucination-aware language model adaptation and suggests that trigger-guided adapter training may learn surface-level response patterns without clear evidence of semantic hallucination mitigation under the curre...

Jun-Jun Zhang, Giseop Noh · 0 citations

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