activity
20242026
collaborators

11 papers

cs.CV2026

MMAgent-R: Learning to Rerank and Reject for Agentic mRAG

Tao Zhang, Ziqi Zhang, Zongyang Ma +7

Knowledge-based Visual Question Answering (KB-VQA) requires models to retrieve visual entities matching the query image from large-scale encyclopedic knowledge bases and answer rel…

cs.CV2026

How Far Is Document Parsing from Solved? PureDocBench: A Source-TraceableBenchmark across Clean, Degraded, and Real-World Settings

Zhiheng Li, Zongyang Ma, Jiaxian Chen +12

The past year has seen over 20 open-source document parsing models, yet thefield still benchmarks almost exclusively on OmniDocBench, a 1,355-pagemanually annotated dataset whose t…

cs.CV2026

Making MLLMs Blind: Adversarial Smuggling Attacks in MLLM Content Moderation

Zhiheng Li, Zongyang Ma, Yuntong Pan +8

Multimodal Large Language Models (MLLMs) are increasingly being deployed as automated content moderators. Within this landscape, we uncover a critical threat: Adversarial Smuggling…

cs.CV2026

Beyond Semantic Search: Towards Referential Anchoring in Composed Image Retrieval

Yuxin Yang, Yinan Zhou, Yuxin Chen +6

Composed Image Retrieval (CIR) has demonstrated significant potential by enabling flexible multimodal queries that combine a reference image and modification text. However, CIR inh…

cs.CV2025

MMhops-R1: Multimodal Multi-hop Reasoning

Tao Zhang, Ziqi Zhang, Zongyang Ma +7

The ability to perform multi-modal multi-hop reasoning by iteratively integrating information across various modalities and external knowledge is critical for addressing complex re…

cs.CV2025

UniPixel: Unified Object Referring and Segmentation for Pixel-Level Visual Reasoning

Ye Liu, Zongyang Ma, Junfu Pu +4

Recent advances in Large Multi-modal Models (LMMs) have demonstrated their remarkable success as general-purpose multi-modal assistants, with particular focuses on holistic image-…