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Weikang Zhou

7 accepted papers

2026

A Stitch in Time Saves Nine: Proactive Self-Refinement for Language Models

ICLR 2026poster

Recent advances in self-refinement have demonstrated significant potential for improving the outputs of large language models (LLMs) through iterative refinement. However, most existing self-refinement methods rely on a reactive process with a fixed number of iterations, making it difficult to deter…

Cited by 0SourceScholar
2026

Your Models Have Thought Enough: Training Large Reasoning Models to Stop Overthinking

ICLR 2026poster

Large Reasoning Models (LRMs) have achieved impressive performance on challenging tasks, yet their deep reasoning often incurs substantial computational costs. To achieve efficient reasoning, existing reinforcement learning methods still struggle to construct short reasoning path during the rollout…

Cited by 0SourceScholar
2025

Ground Every Sentence: Improving Retrieval-Augmented LLMs with Interleaved Reference-Claim Generation

NAACL 2025findings

Retrieval-Augmented Generation (RAG) has been widely adopted to enhance Large Language Models (LLMs) in knowledge-intensive tasks. To enhance credibility and verifiability in RAG systems, Attributed Text Generation (ATG) is proposed, which provides citations to retrieval knowledge in LLM-generated r…

Cited by 10SourcePDFScholar
2025

Order Doesn’t Matter, But Reasoning Does: Training LLMs with Order-Centric Augmentation

EMNLP 2025

Logical reasoning is essential for large language models (LLMs) to ensure accurate and coherent inference. However, LLMs struggle with reasoning order variations and fail to generalize across logically equivalent transformations. LLMs often rely on fixed sequential patterns rather than true logical

Cited by 0SourcePDFScholar
2025

Order Matters: Investigate the Position Bias in Multi-constraint Instruction Following

ACL 2025finding

Real-world instructions with multiple constraints pose a significant challenge to existing large language models (LLMs). An observation is that the LLMs exhibit dramatic performance fluctuation when disturbing the order of the incorporated constraints. Yet, none of the existing works has systematica…

2025

Step-by-Step Mastery: Enhancing Soft Constraint Following Ability of Large Language Models

ACL 2025finding

It is crucial for large language models (LLMs) to follow instructions that involve multiple constraints. In real-world scenarios, user instructions often contain soft constraints, which are semantically related and cannot be rule-based verified, posing challenges for LLMs. To enhance the soft constr…

Cited by 0SourcePDFScholar
2023

Farewell to Aimless Large-scale Pretraining: Influential Subset Selection for Language Model

ACL 2023findings

Pretrained language models have achieved remarkable success in various natural language processing tasks. However, pretraining has recently shifted toward larger models and larger data, which has resulted in significant computational and energy costs. In this paper, we propose Influence Subset Selec…