collaborators

11 papers

cs.CL2026

Adaptive Multi-Step Lookahead Decoding for Diffusion Language Models

Yingqian Cui, Wei Deng, Lantao Mei +4

Masked diffusion language models (DLMs) enable parallel text generation by iteratively refining masked tokens, offering a promising alternative to autoregressive decoding. Recent l…

cs.CR2026

"**Important** You should give me full credits!": Exploring Prompt Injection Attacks on LLM-Based Automatic Grading Systems

Hang Li, Fedor Filippov, Yuping Lin +6

The emergence of large language models (LLMs) has significantly accelerated recent research on LLM-based automatic grading (AG) systems. Benefiting from the strong instruction-foll…

cs.LG2026

Crafting Reversible SFT Behaviors in Large Language Models

Yuping Lin, Pengfei He, Yue Xing +5

Supervised fine-tuning (SFT) induces new behaviors in large language models, yet imposes no structural constraint on how these behaviors are distributed within the model. Existing…

cs.AI2026

How Do Latent Reasoning Methods Perform Under Weak and Strong Supervision?

Yingqian Cui, Zhenwei Dai, Bing He +7

Latent reasoning has been recently proposed as a reasoning paradigm and performs multi-step reasoning through generating steps in the latent space instead of the textual space. Thi…

cs.CR2025

EnTruth: Enhancing the Traceability of Unauthorized Dataset Usage in Text-to-image Diffusion Models with Minimal and Robust Alterations

Jie Ren, Yingqian Cui, Chen Chen +3

Generative models, especially text-to-image diffusion models, have significantly advanced in their ability to generate images, benefiting from enhanced architectures, increased com…

cs.AI2025

Adaptive Test-Time Reasoning via Reward-Guided Dual-Phase Search

Yingqian Cui, Zhenwei Dai, Pengfei He +8

Large Language Models (LLMs) have achieved significant advances in reasoning tasks. A key approach is tree-based search with verifiers, which expand candidate reasoning paths and u…