Author

Huiguo He

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Preprint Aug 2026

JieZi: A Large-Scale Expert-Audited Dataset and Benchmark for Ancient Chinese Character Exegesis

The scholarly exegesis of ancient Chinese characters demands integrating visual observation, linguistic analysis, and historical context. However, existing computational approaches focus narrowly on subtasks such as character recognition and retrieval, lacking the structured datasets and benchmarks required for compreh...

Ran Li, Huiguo He, Jiahuan Cao et al. · 0 citations

Preprint Aug 2026

TongGuOCR: A Layout-Aware and Token-Augmented OCR MLLM for Chinese Historical Documents

TongGuOCR is proposed, a layout-aware and token-augmented multimodal large language model (MLLM) for OCR of Chinese historical documents that outperforms representative traditional task-specific OCR models, general-purpose MLLMs, and OCR-oriented MLLMs.

Zhongheng Zhou, Yi Sun, Huiguo He et al. · 0 citations

Jul 2026

One Patch Is Enough: Reinforcement-Optimized Visual Token Grounding for MLLM-Based Scene Text Spotting

This work proposes Single-Patch Text Spotting (SPaTS), a vision-centric framework that routes each text instance through a single anchor visual token and then recovers geometry via full-image refinement and introduces Single-Patch Selective Optimization (SPaSO), a reinforcement learning framework that optimizes discret...

Rui Tang, Wentao Yang, Peirong Zhang et al. · arXiv.org · 0 citations