activity
20232026
most citedMitigating Large Language Model Hallucinations via Autonomous Knowledge Graph-based Retrofitting

10 citations · 11 across the 11 of their papers we have counts for

collaborators

12 papers

cs.CL2026

Your Teacher Can't Help You Here: Combating Supervision Fidelity Decay in On-Policy Distillation

Yanjiang Liu, Jie Lou, Xinyan Guan +7

On-policy distillation transfers reasoning capabilities by training a student model on its own generated trajectories using token-level feedback from a teacher. However, we identif…

cs.CL2025

Coupled Variational Reinforcement Learning for Language Model General Reasoning

Xueru Wen, Jie Lou, Yanjiang Liu +6

While reinforcement learning has achieved impressive progress in language model reasoning, it is constrained by the requirement for verifiable rewards. Recent verifier-free RL meth…

cs.CR2025

SIRAJ: Diverse and Efficient Red-Teaming for LLM Agents via Distilled Structured Reasoning

Kaiwen Zhou, Ahmed Elgohary, A S M Iftekhar +1

The ability of LLM agents to plan and invoke tools exposes them to new safety risks, making a comprehensive red-teaming system crucial for discovering vulnerabilities and ensuring…

cs.CL2025

Beyond Isolated Dots: Benchmarking Structured Table Construction as Deep Knowledge Extraction

Tianyun Zhong, Guozhao Mo, Yanjiang Liu +9

With the emergence of large language models (LLMs), there is an expectation that LLMs can effectively extract explicit information from complex real-world documents (e.g., papers,…

cs.CV2025

ShortV: Efficient Multimodal Large Language Models by Freezing Visual Tokens in Ineffective Layers

Qianhao Yuan, Qingyu Zhang, Yanjiang Liu +6

Multimodal Large Language Models (MLLMs) suffer from high computational costs due to their massive size and the large number of visual tokens. In this paper, we investigate layer-w…

cs.CV2025

Expanding the Boundaries of Vision Prior Knowledge in Multi-modal Large Language Models

Qiao Liang, Yanjiang Liu, Weixiang Zhou +7

Does the prior knowledge of the vision encoder constrain the capability boundary of Multi-modal Large Language Models (MLLMs)? While most existing research treats MLLMs as unified…

cs.CL2025

SAISA: Towards Multimodal Large Language Models with Both Training and Inference Efficiency

Qianhao Yuan, Yanjiang Liu, Yaojie Lu +4

Multimodal Large Language Models (MLLMs) mainly fall into two architectures, each involving a trade-off between training and inference efficiency: embedding space alignment (e.g.,…

cs.AI2025

Scalable Oversight for Superhuman AI via Recursive Self-Critiquing

Xueru Wen, Jie Lou, Xinyu Lu +5

As AI capabilities increasingly surpass human proficiency in complex tasks, current alignment techniques, including SFT and RLHF, face fundamental challenges in ensuring reliable o…

cs.CR2025

Auto-RT: Automatic Jailbreak Strategy Exploration for Red-Teaming Large Language Models

Yanjiang Liu, Shuhen Zhou, Yaojie Lu +6

Automated red-teaming has become a crucial approach for uncovering vulnerabilities in large language models (LLMs). However, most existing methods focus on isolated safety flaws, l…

cs.AI2024★ 1 cited

Search, Verify and Feedback: Towards Next Generation Post-training Paradigm of Foundation Models via Verifier Engineering

Xinyan Guan, Yanjiang Liu, Xinyu Lu +8

The evolution of machine learning has increasingly prioritized the development of powerful models and more scalable supervision signals. However, the emergence of foundation models…

cs.CL2023★ 10 cited

Mitigating Large Language Model Hallucinations via Autonomous Knowledge Graph-based Retrofitting

Xinyan Guan, Yanjiang Liu, Hongyu Lin +4

Incorporating factual knowledge in knowledge graph is regarded as a promising approach for mitigating the hallucination of large language models (LLMs). Existing methods usually on…

cs.IR2023

Understanding Differential Search Index for Text Retrieval

Xiaoyang Chen, Yanjiang Liu, Ben He +2

The Differentiable Search Index (DSI) is a novel information retrieval (IR) framework that utilizes a differentiable function to generate a sorted list of document identifiers in r…