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Wenyu Zhan

5 accepted papers

2026

MathCritique: Enhancing LLM Reasoning via Critique Models with Test-Time and Training-Time Supervision

IJCAI 2026

Training critique models to provide useful feedback for actor models is an effective approach in scalable oversight, especially for complex tasks like math reasoning. However, current research lacks suitable datasets for effectively training critique models and integrating them in a principled way a

Cited by 0Scholar
2023

Loose lips sink ships: Mitigating Length Bias in Reinforcement Learning from Human Feedback

EMNLP 2023long findings

Reinforcement learning from human feedback serves as a crucial bridge, aligning large language models with human and societal values. This alignment requires a vast corpus of human feedback to learn a reward model, which is subsequently used to finetune language models. However, we have identified t…

Cited by 0SourceScholar
2023

Open Set Relation Extraction via Unknown-Aware Training

ACL 2023long

The existing supervised relation extraction methods have achieved impressive performance in a closed-set setting, in which the relations remain the same during both training and testing. In a more realistic open-set setting, unknown relations may appear in the test set. Due to the lack of supervisio…

2023

RE-Matching: A Fine-Grained Semantic Matching Method for Zero-Shot Relation Extraction

ACL 2023long

Semantic matching is a mainstream paradigm of zero-shot relation extraction, which matches a given input with a corresponding label description. The entities in the input should exactly match their hypernyms in the description, while the irrelevant contexts should be ignored when matching. However,…

2022

Read Extensively, Focus Smartly: A Cross-document Semantic Enhancement Method for Visual Documents NER

COLING 2022main

The introduction of multimodal information and pretraining technique significantly improves entity recognition from visually-rich documents. However, most of the existing methods pay unnecessary attention to irrelevant regions of the current document while ignoring the potentially valuable informati…

Cited by 2SourcePDFScholar