Author

Weihua Luo

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Preprint Jul 2026

OvisOCR2 Technical Report

This work introduces OvisOCR2, a 0.8B document parsing model designed as an end-to-end parser that combines filtered real-document annotations with synthetic pages whose rendered images and Markdown targets are derived from the same HTML source.

Shiyin Lu, Yinglun Li, Yu Xia et al. · 1 citation

2025

Alleviating Hallucinations in Large Language Models through Multi-Model Contrastive Decoding and Dynamic Hallucination Detection

This work proposes M ulti-Model C ontrastive D ecoding (MCD), which integrates a pretrained language model with an evil model and a truthful model for contrastive decoding and effectively reduces hallucinations in LLMs and outperforms state-of-the-art methods across various benchmarks.

Chenyu Zhu, Yefeng Liu, Hao Zhang et al. · Neural Information Processin... · 7 citations