Author

Xiao-Hui Song

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#artificial intelligence Preprint Oct 2026

SP-DocReader: Difference-Aware Self-Play for Precise Document OCR

Accurate page transcription remains difficult for vision language models under limited input and training budgets. We present SP-DocReader, a self-play framework for optical character recognition (OCR) that targets residual errors after supervised fine-tuning. Reading Discrepancy Masking aligns reference and generated...

Wen-Jie Liao, Xiao-Hui Song, Liang Zhao et al. · 0 citations