collaborators

5 papers

cs.CV2026

Plan2Map: A Multimodal Benchmark for Document-Grounded Geospatial Boundary Reconstruction from Planning Records

Fabian Degen, Oishi Deb, Jindong Gu +4

Planning records define restrictions over geographic areas, but their source documents often provide only indirect spatial evidence rather than machine-readable boundaries. We intr…

cs.CR2026

Safety at Scale: A Comprehensive Survey of Large Model and Agent Safety

Xingjun Ma, Yifeng Gao, Yixu Wang +45

The rapid advancement of large models, driven by their exceptional abilities in learning and generalization through large-scale pre-training, has reshaped the landscape of Artifici…

cs.CL2026

Do 3D Large Language Models Really Understand 3D Spatial Relationships?

Xianzheng Ma, Tao Sun, Shuai Chen +7

Recent 3D Large-Language Models (3D-LLMs) claim to understand 3D worlds, especially spatial relationships among objects. Yet, we find that simply fine-tuning a language model on te…

cs.CV2025

When LLMs step into the 3D World: A Survey and Meta-Analysis of 3D Tasks via Multi-modal Large Language Models

Xianzheng Ma, Brandon Smart, Yash Bhalgat +14

As large language models (LLMs) evolve, their integration with 3D spatial data (3D-LLMs) has seen rapid progress, offering unprecedented capabilities for understanding and interact…

cs.CV2025

PostAlign: Multimodal Grounding as a Corrective Lens for MLLMs

Yixuan Wu, Yang Zhang, Jian Wu +2

Multimodal Large Language Models (MLLMs) excel in vision-language tasks, such as image captioning and visual question answering. However, they often suffer from over-reliance on sp…