activity
20242026
most citedA Survey of Privacy Threats and Defense in Vertical Federated Learning: From Model Life Cycle Perspective

5 citations · 8 across the 21 of their papers we have counts for

collaborators

23 papers

cs.AI2026

Memory Echo in Single-Agent Long-Term Memory: Lifecycle Evaluation and Provenance-Guided Mitigation

Yufeng Li, Sheng Yao, Peng Zeng +5

Long-term memory supports agents across sessions. Repeated retrieval and write-back can let one historical claim occupy multiple retrieval positions and influence current answers w…

cs.AI2026

Learning-Driven Adaptive Audit Scheduling: A Sequential Decision Approach to Off-Chain Data Integrity

Changting Lin, Fan Li, Weihang Yu +4

We model cryptographic auditing of off-chain data as a Constrained MDP (CMDP) under partial observability: the storage node's hidden type and corruption state make the problem a PO…

cs.AI2026

FIDES: Faithful Inference via Deep Evidence Signals for Retrieval-Memory Conflict in RAG

Zhe Yu, Wenpeng Xing, Tiancheng Zhao +3

When retrieved evidence contradicts parametric memory, language models frequently ignore context and default to memorized priors -- a failure that undermines the core purpose of re…

cs.AI2026

Detecting Is Not Resolving: The Monitoring Control Gap in Retrieval Augmented LLMs

Zhe Yu, Wenpeng Xing, Chen Ye +4

Retrieval-augmented LLMs are deployed for tasks where evidence quality determines action safety, yet evaluation protocols assume that single-turn robustness predicts robustness whe…

cs.AI2026

Silencing the Guardrails: Inference-Time Jailbreaking via Dynamic Contextual Representation Ablation

Wenpeng Xing, Moran Fang, Guangtai Wang +2

While Large Language Models (LLMs) have achieved remarkable performance, they remain vulnerable to jailbreak attacks that circumvent safety constraints. Existing strategies, rangin…

cs.LG2026

MO-RiskVAE: A Multi-Omics Variational Autoencoder for Survival Risk Modeling in Multiple MyelomaMO-RiskVAE

Zixuan Chen, Heng Zhang, YuPeng Qin +5

Multimodal variational autoencoders (VAEs) have emerged as a powerful framework for survival risk modeling in multiple myeloma by integrating heterogeneous omics and clinical data.…

cs.CR2026

DNF: Dual-Layer Nested Fingerprinting for Large Language Model Intellectual Property Protection

Zhenhua Xu, Yiran Zhao, Mengting Zhong +4

The rapid growth of large language models raises pressing concerns about intellectual property protection under black-box deployment. Existing backdoor-based fingerprints either re…

cs.DC2025

DIAP: A Decentralized Agent Identity Protocol with Zero-Knowledge Proofs and a Hybrid P2P Stack

Yuanjie Liu, Wenpeng Xing, Ye Zhou +3

The absence of a fully decentralized, verifiable, and privacy-preserving communication protocol for autonomous agents remains a core challenge in decentralized computing. Existing…

cs.CV2025

Dual Learning with Dynamic Knowledge Distillation and Soft Alignment for Partially Relevant Video Retrieval

Jianfeng Dong, Lei Huang, Daizong Liu +5

Almost all previous text-to-video retrieval works ideally assume that videos are pre-trimmed with short durations containing solely text-related content. However, in practice, vide…

cs.CL2025

CTCC: A Robust and Stealthy Fingerprinting Framework for Large Language Models via Cross-Turn Contextual Correlation Backdoor

Zhenhua Xu, Xixiang Zhao, Xubin Yue +3

The widespread deployment of large language models (LLMs) has intensified concerns around intellectual property (IP) protection, as model theft and unauthorized redistribution beco…

cs.CR2025

Web Fraud Attacks Against LLM-Driven Multi-Agent Systems

Dezhang Kong, Hujin Peng, Yilun Zhang +5

With the proliferation of LLM-driven multi-agent systems (MAS), the security of Web links has become a critical concern. Once MAS is induced to trust a malicious link, attackers ca…

cs.CV2025

CoDe-NeRF: Neural Rendering via Dynamic Coefficient Decomposition

Wenpeng Xing, Jie Chen, Zaifeng Yang +5

Neural Radiance Fields (NeRF) have shown impressive performance in novel view synthesis, but challenges remain in rendering scenes with complex specular reflections and highlights.…

cs.CV2025

UW-3DGS: Underwater 3D Reconstruction with Physics-Aware Gaussian Splatting

Wenpeng Xing, Jie Chen, Zaifeng Yang +5

Underwater 3D scene reconstruction faces severe challenges from light absorption, scattering, and turbidity, which degrade geometry and color fidelity in traditional methods like N…

cs.CR2025

Copyright Protection for Large Language Models: A Survey of Methods, Challenges, and Trends

Zhenhua Xu, Xubin Yue, Zhebo Wang +9

Copyright protection for large language models is of critical importance, given their substantial development costs, proprietary value, and potential for misuse. Existing surveys h…

cs.CL2025

SproutBench: A Benchmark for Safe and Ethical Large Language Models for Youth

Wenpeng Xing, Lanyi Wei, Haixiao Hu +5

The rapid proliferation of large language models (LLMs) in applications targeting children and adolescents necessitates a fundamental reassessment of prevailing AI safety framework…

cs.CR2025★ 1 cited

MCP-Guard: A Multi-Stage Defense-in-Depth Framework for Securing Model Context Protocol in Agentic AI

Wenpeng Xing, Zhonghao Qi, Yupeng Qin +6

While Large Language Models (LLMs) have achieved remarkable performance, they remain vulnerable to jailbreak. The integration of Large Language Models (LLMs) with external tools vi…

cs.AI2025

HGMF: A Hierarchical Gaussian Mixture Framework for Scalable Tool Invocation within the Model Context Protocol

Wenpeng Xing, Zhipeng Chen, Changting Lin +1

Invoking external tools enables Large Language Models (LLMs) to perform complex, real-world tasks, yet selecting the correct tool from large, hierarchically-structured libraries re…

cs.CR2025

Pushing the Limits of Safety: A Technical Report on the ATLAS Challenge 2025

Zonghao Ying, Siyang Wu, Run Hao +44

Multimodal Large Language Models (MLLMs) have enabled transformative advancements across diverse applications but remain susceptible to safety threats, especially jailbreak attacks…

cs.CL2025

Direct Behavior Optimization: Unlocking the Potential of Lightweight LLMs

Hongming Yang, Shi Lin, Jun Shao +4

Lightweight Large Language Models (LwLLMs) are reduced-parameter, optimized models designed to run efficiently on consumer-grade hardware, offering significant advantages in resour…

cs.CR2025★ 2 cited

A Survey of LLM-Driven AI Agent Communication: Protocols, Security Risks, and Defense Countermeasures

Dezhang Kong, Shi Lin, Zhenhua Xu +16

In recent years, Large-Language-Model-driven AI agents have exhibited unprecedented intelligence and adaptability. Nowadays, agents are undergoing a new round of evolution. They no…

cs.CL2025

MIST: Jailbreaking Black-box Large Language Models via Iterative Semantic Tuning

Muyang Zheng, Yuanzhi Yao, Changting Lin +3

Despite efforts to align large language models (LLMs) with societal and moral values, these models remain susceptible to jailbreak attacks -- methods designed to elicit harmful res…

cs.LG2025

NeuRel-Attack: Neuron Relearning for Safety Disalignment in Large Language Models

Yi Zhou, Wenpeng Xing, Dezhang Kong +2

Safety alignment in large language models (LLMs) is achieved through fine-tuning mechanisms that regulate neuron activations to suppress harmful content. In this work, we propose a…

cs.CR2024★ 5 cited

A Survey of Privacy Threats and Defense in Vertical Federated Learning: From Model Life Cycle Perspective

Lei Yu, Meng Han, Yiming Li +8

Vertical Federated Learning (VFL) is a federated learning paradigm where multiple participants, who share the same set of samples but hold different features, jointly train machine…