activity
20232026
most citedAMBER: An LLM-free Multi-dimensional Benchmark for MLLMs Hallucination Evaluation

5 citations · 8 across the 17 of their papers we have counts for

collaborators

17 papers

cs.IR2026

Bridge-RAG: An Abstract Bridge Tree Based Retrieval Augmented Generation Algorithm

Zihang Li, Wenjun Liu, Yikun Zong +7

As an important paradigm for enhancing the generation quality of Large Language Models (LLMs), retrieval-augmented generation (RAG) faces the two challenges regarding retrieval acc…

cs.CL2026

Evaluating and Calibrating LLM Confidence on Questions with Multiple Correct Answers

Yuhan Wang, Shiyu Ni, Zhikai Ding +3

Confidence calibration is essential for making large language models (LLMs) reliable, yet existing training-free methods have been primarily studied under single-answer question an…

cs.AI2026

EntroCoT: Enhancing Chain-of-Thought via Adaptive Entropy-Guided Segmentation

Zihang Li, Yuhang Wang, Yikun Zong +6

Chain-of-Thought (CoT) prompting has significantly enhanced the mathematical reasoning capabilities of Large Language Models. We find existing fine-tuning datasets frequently suffe…

cs.AI2025

Reasoning Shapes Alignment: Investigating Cultural Alignment in Large Reasoning Models with Cultural Norms

Yuhang Wang, Yanxu Zhu, Jitao Sang

The advanced reasoning capabilities of Large Reasoning Models enable them to thoroughly understand and apply safety policies through deliberate thought processes, thereby improving…

cs.CL2025

Self-Guided Adaptive Safety Alignment: Synthesizing and Internalizing Guidelines in Reasoning Models

Yuhang Wang, Yanxu Zhu, Jiaming Zhang +2

Explicit safety policies can improve reasoning-model safety, but their effective coverage may lag behind evolving jailbreak strategies. We study whether a reasoning model can synth…

cs.AI2025★ 1 cited

Beyond Pipelines: A Survey of the Paradigm Shift toward Model-Native Agentic AI

Jitao Sang, Jinlin Xiao, Jiarun Han +5

The rapid evolution of agentic AI marks a new phase in artificial intelligence, where Large Language Models (LLMs) no longer merely respond but act, reason, and adapt. This survey…

cs.CL2025

XFacta: Contemporary, Real-World Dataset and Evaluation for Multimodal Misinformation Detection with Multimodal LLMs

Yuzhuo Xiao, Zeyu Han, Yuhan Wang +1

The rapid spread of multimodal misinformation on social media calls for more effective and robust detection methods. Recent advances leveraging multimodal large language models (ML…

cs.LG2025

Thinking Short and Right Over Thinking Long: Serving LLM Reasoning Efficiently and Accurately

Yuhang Wang, Youhe Jiang, Bin Cui +1

Recent advances in test-time scaling suggest that Large Language Models (LLMs) can gain better capabilities by generating Chain-of-Thought reasoning (analogous to human thinking) t…

cs.CL2025★ 1 cited

Neuro-Conceptual Artificial Intelligence: Integrating OPM with Deep Learning to Enhance Question Answering Quality

Xin Kang, Veronika Shteingardt, Yuhan Wang +1

Knowledge representation and reasoning are critical challenges in Artificial Intelligence (AI), particularly in integrating neural and symbolic approaches to achieve explainable an…

cs.AI2024

OpenRFT: Adapting Reasoning Foundation Model for Domain-specific Tasks with Reinforcement Fine-Tuning

Yuxiang Zhang, Yuqi Yang, Jiangming Shu +3

OpenAI's recent introduction of Reinforcement Fine-Tuning (RFT) showcases the potential of reasoning foundation model and offers a new paradigm for fine-tuning beyond simple patter…

cs.AI2024

Enhancing Cluster Resilience: LLM-agent Based Autonomous Intelligent Cluster Diagnosis System and Evaluation Framework

Honghao Shi, Longkai Cheng, Wenli Wu +7

Recent advancements in Large Language Models (LLMs) and related technologies such as Retrieval-Augmented Generation (RAG) and Diagram of Thought (DoT) have enabled the creation of…

cs.CL2024

Don't Command, Cultivate: An Exploratory Study of System-2 Alignment

Yuhang Wang, Yuxiang Zhang, Yanxu Zhu +2

The o1 system card identifies the o1 models as the most robust within OpenAI, with their defining characteristic being the progression from rapid, intuitive thinking to slower, mor…

cs.CL2024

KG-FPQ: Evaluating Factuality Hallucination in LLMs with Knowledge Graph-based False Premise Questions

Yanxu Zhu, Jinlin Xiao, Yuhang Wang +1

Recent studies have demonstrated that large language models (LLMs) are susceptible to being misled by false premise questions (FPQs), leading to errors in factual knowledge, know a…

cs.CL2024★ 1 cited

Development of a Reliable and Accessible Caregiving Language Model (CaLM)

Bambang Parmanto, Bayu Aryoyudanta, Wilbert Soekinto +5

Unlike professional caregivers, family caregivers often assume this role without formal preparation or training. Because of this, there is an urgent need to enhance the capacity of…

cs.CL2024

Improving Weak-to-Strong Generalization with Scalable Oversight and Ensemble Learning

Jitao Sang, Yuhang Wang, Jing Zhang +5

This paper presents a follow-up study to OpenAI's recent superalignment work on Weak-to-Strong Generalization (W2SG). Superalignment focuses on ensuring that high-level AI systems…

cs.CL2023

CDEval: A Benchmark for Measuring the Cultural Dimensions of Large Language Models

Yuhang Wang, Yanxu Zhu, Chao Kong +4

As the scaling of Large Language Models (LLMs) has dramatically enhanced their capabilities, there has been a growing focus on the alignment problem to ensure their responsible and…

cs.CL2023★ 5 cited

AMBER: An LLM-free Multi-dimensional Benchmark for MLLMs Hallucination Evaluation

Junyang Wang, Yuhang Wang, Guohai Xu +8

Despite making significant progress in multi-modal tasks, current Multi-modal Large Language Models (MLLMs) encounter the significant challenge of hallucinations, which may lead to…