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中文(ZH) OCR 3.0 时代来了！文心 Unlimited OCR 2 开源发布，超长文档解析迎来“页数自由”

Baidu releases Unlimited OCR 2 for unlimited document parsing

By PulseAugur Editorial · [1 sources] ·

Baidu has released and open-sourced Wenxin Unlimited OCR 2, a new OCR model capable of parsing documents of any length. This advancement pushes the boundaries of OCR technology into a new era, enabling the analysis of entire books or extensive reports with high accuracy and efficiency. The model achieves this through a novel Sparse Reference Sliding Window Attention (SR-SWA) mechanism, which significantly speeds up processing for long documents by focusing attention on relevant sections rather than the entire text. AI

IMPACT Enables analysis of entire books and extensive reports, potentially accelerating research and document processing workflows.

RANK_REASON New model release from a major AI lab (Baidu) with significant technical innovation and benchmark performance claims. [lever_c_demoted from frontier_release: ic=1 ai=1.0]

Read on 雷峰网 (Leiphone) →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Baidu releases Unlimited OCR 2 for unlimited document parsing

How we ranked this

Signal score
22 / 100
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Newsworthiness bucket
Significant
New model release from a major AI lab (Baidu) with significant technical innovation and benchmark performance claims. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, product
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High
Clearly on-topic for AI-industry coverage.
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Breaking (< 6h)
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Full methodology in our editorial standards.

COVERAGE [1]

  1. 雷峰网 (Leiphone) TIER_1 中文(ZH) ·

    The OCR 3.0 Era is Here! Wenxin Unlimited OCR 2 Open Source Released, Super Long Document Parsing Welcomes "Page Number Freedom"

    <p>10月27日，百度发布并开源文心 Unlimited OCR 2，全球首次实现任意页数文档解析，将 OCR 的处理上限从数十页推向“无限”，并达到最先进水平（SOTA）。实测显示，该模型能够一次性解析《哈利·波特》全系列 7 部作品，累计超过 3600 页，在文档长度大幅增加的情况下，依然保持较高的精度和处理效率，推动文档解析技术迈向OCR 3.0时代。</p><p></p><p>公开基准测试显示，在面向多页文档解析的 MPDocBench，以及专门评估百页级超长文档解析能力的 MarathonDocBench 上，文心 Unlimited OC…

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