collaborators

8 papers

cs.CV2026

Simple Domain Generalization for Strong Pixel-Level Image Tampering Detection in Modern VLMs

Yi Tang, Xinyi Shang, Jiacheng Cui +12

Modern vision-language models (VLMs) have significantly improved image generation and editing capabilities, making pixel-level image tampering detection increasingly important yet…

cs.CL2026

Operation-Guided Progressive Human-to-AI Text Transformation Benchmark for Multi-Granularity AI-Text Detection

Sondos Mahmoud Bsharat, Jiacheng Liu, Xiaohan Zhao +9

As AI writing assistants become increasingly integrated into real-world drafting and revision workflows, many documents are no longer purely human-written or AI-generated, but inst…

cs.LG2026

ParamMem: Augmenting Language Agents with Parametric Reflective Memory

Tianjun Yao, Yongqiang Chen, Yujia Zheng +3

Self-reflection enables language agents to iteratively refine solutions, yet often produces repetitive outputs that limit reasoning performance. Recent studies have attempted to ad…

cs.MA2026

HieraMAS: Optimizing Intra-Node LLM Mixtures and Inter-Node Topology for Multi-Agent Systems

Tianjun Yao, Zhaoyi Li, Zhiqiang Shen

Multi-agent systems (MAS) built on large language models (LLMs) have shown strong performance across many tasks. Most existing approaches improve only one aspect at a time, such as…

cs.LG2025

Pruning Spurious Subgraphs for Graph Out-of-Distribution Generalization

Tianjun Yao, Haoxuan Li, Yongqiang Chen +4

Graph Neural Networks (GNNs) often encounter significant performance degradation under distribution shifts between training and test data, hindering their applicability in real-wor…

cs.CV2025

One Last Attention for Your Vision-Language Model

Liang Chen, Ghazi Shazan Ahmad, Tianjun Yao +2

Pretrained vision-language models (VLMs), such as CLIP, achieve remarkable zero-shot performance, yet their downstream potential hinges on effective fine-tuning. Most adaptation me…