Updates

• Aug 2026 When Surfaces Lie: Exploiting Wrinkle-Induced Attention Shift to Attack Vision-Language Models has been accepted at ACM Multimedia 2026.
• Aug 2026 Submitted 7 papers to AAAI 2027.
• Jul 2026 Submitted 4 papers to ACCV.
• Jun 2026 Submitted 2 papers to EMNLP 2026.
• Jun 2026 Submitted 2 papers to the KDD Datasets and Benchmarks Track.
• May 2026 Submitted 2 papers to NeurIPS.

Publications

AAAI 2027 Submission · arXiv Preprint

XSPA: Crafting Imperceptible X-Shaped Sparse Adversarial Perturbations for Transferable Attacks on VLMs

Chengyin Hu, Jiaju Han, Xuemeng Sun, Qike Zhang, Yiwei Wei, Ang Li, Chunlei Meng, Xiang Chen, Jiahuan Long

[arXiv]

KDD Datasets and Benchmarks Track Submission · arXiv Preprint

FusionRS: A Large-Scale RGB-Infrared Remote Sensing Dataset for Cross-Modal Vision-Language Learning

Jiaju Han, Ben Zhang, Xuemeng Sun, Qike Zhang, Yuxian Dong, Chengyin Hu, Fengyu Zhang, Yiwei Wei, Jiujiang Guo

[arXiv]

ACCV Submission · arXiv Preprint

QR-Structured Thermal Triggers for Targeted Semantic Attacks on Infrared Vision-Language Models

Xiang Chen, Yingying Zhao, Chao Li, Jiaju Han, Ben Zhang, Ang Li, Jiahuan Long, Yiwei Wei, Jiujiang Guo, Chengyin Hu

[arXiv]

ACCV Submission · arXiv Preprint

InfraQR: Edge-Placed QR-Inspired Structured Patch Attacks on Infrared Vision-Language Models

Xin Li, Jiaju Han, Ma Yaqi, Chengyin Hu, Yingying Zhao, Jiahuan Long, Fengyu Zhang, Yahui Chai

[arXiv]

ACCV Submission · arXiv Preprint

MonoIR-RS: Infrared Remote Sensing Vision-Language Learning with CLIP and VLM Adaptation

Jiaju Han, Ma Yaqi, Yahui Chai, Xuemeng Sun, Xin Li, Qike Zhang, Yingying Zhao, Xiang Chen, Luwei Yang, Chengyin Hu, Jiahuan Long

[arXiv]

ACCV Submission · arXiv Preprint

AirflowAttack: Thermal-Airflow Adversarial Perturbations against Infrared Remote-Sensing Vision-Language Models

Cong Su, Jiaju Han, Xuemeng Sun, Chengyin Hu, Qike Zhang, Jiujiang Guo, Yiwei Wei, Jiahuan Long

[arXiv]

NeurIPS Submission · arXiv Preprint

Exposing Vulnerabilities in Visible-Infrared VLMs: A Unified Geometric Adversarial Framework with Cross-Task Transferability

Xiang Chen, Yuxian Dong, Chao Li, Chengyin Hu, Jiaju Han, Fengyu Zhang, Yiwei Wei, Jiahuan Long, Jiujiang Guo

[arXiv]

NeurIPS Submission · arXiv Preprint

From Clouds to Hallucinations: Atmospheric Retrieval Hijacking in Remote Sensing Vision-Language RAG

Jiaju Han, Chao Li, Chengyin Hu, Qike Zhang, Xuemeng Sun, Xin Wang, Fengyu Zhang, Xiang Chen, Yiwei Wei, Jiahuan Long, Jiujiang Guo

[arXiv]

ACM MM Accepted · arXiv Preprint

When Surfaces Lie: Exploiting Wrinkle-Induced Attention Shift to Attack Vision-Language Models

Chengyin Hu, Xuemeng Sun, Jiaju Han, Qike Zhang, Xiang Chen, Xin Wang, Yiwei Wei, Jiahua Long

[arXiv]

Research Experience

Education