collaborators

7 papers

cs.CV2026

FedOT: Ownership Verification and Leakage Tracing via Watermarks for Federated LDMs

Wenlong Cheng, Yuan Gan, Yunqiu Xu +1

Training Latent Diffusion Models (LDMs) within Federated Learning (FL) has attracted increasing attention due to its ability to combine the powerful generative capacity of LDMs wit…

cs.CV2026

From 2D Grids to 1D Tokens: Reforming Shared Representations for Multimodal Image Fusion

Yuchen Xian, Yunqiu Xu, Yang He +1

Multimodal image fusion aims to integrate complementary information from different modalities into a fused image that preserves rich local details while maintaining globally consis…

cs.CL2026

VIA-SD: Verification via Intra-Model Routing for Speculative Decoding

Yuchen Xian, Yang He, Yunqiu Xu +1

Speculative decoding (SD) addresses the high inference costs of LLMs by having lightweight drafters generate candidates for large verifiers to validate in parallel. Existing draft-…

cs.CV2026

MathFlow: Enhancing the Perceptual Flow of MLLMs for Visual Mathematical Problems

Shuhang Chen, Hangjie Yuan, Yunqiu Xu +5

Despite strong results on many tasks, multimodal large language models (MLLMs) still underperform on visual mathematical problem solving, especially in reliably perceiving and inte…

cs.CV2026

Echoes of ownership: Adversarial-guided dual injection for copyright protection in MLLMs

Chengwei Xia, Fan Ma, Ruijie Quan +3

With the rapid deployment of multimodal large language models (MLLMs), disputes regarding model ownership have become increasingly frequent, raising significant concerns about inte…

cs.CV2026

CogFlow: Bridging Perception and Reasoning through Knowledge Internalization for Visual Mathematical Problem Solving

Shuhang Chen, Yunqiu Xu, Junjie Xie +7

Despite significant progress, multimodal large language models continue to struggle with visual mathematical problem solving. Some recent works recognize that visual perception is…