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Mengwei Xu

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#artificial intelligence Preprint Oct 2026

When MLLMs miss what humans read: diagnosing and learning to read squint text

Multimodal LLMs can fail to read text embedded in an image's coarse structure (text a human recovers by squinting) and report that no text is present. We name this class Squint Text and study it as a recognition deficiency, motivated by cases from a production moderation pipeline. We introduce SquintBench, comprising 1...

Chen Peng, Shang-Qing Huang, Jian-Bo Huang et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Empowering Hybrid Attention Models on NPUs

HA-NPU is presented, the first system to enable efficient hybrid attention LLM inference on edge NPUs without modifying the underlying algorithms, and enhances execution efficiency by reorganizing the dataflow of the LA components across three levels.

Yin-Yuan Zhang, Da-Liang Xu, Xiao-Long Huang et al. · 0 citations
#edge computing Preprint Aug 2026

AI Infrastructure in Space: How Far Can We Go?

A systems vision for AI infrastructure in space is developed as the systems layer that manages AI capabilities across spacecraft, orbital networks, ground stations, and cloud backends, while treating orbital and physical state as part of the resource model.

Qing Li, Qi-Yang Zhang, Da-Liang Xu et al. · 0 citations

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