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百度开源 Unlimited OCR 2 文档解析模型

Unlimited OCR 2 is here, and it's open source. 📖 ✨

摘要

百度开源 Unlimited OCR 2,采用 SR-SWA 机制将文本-视觉注意力交互压缩为固定规模的工作参考,使文档解析在有限上下文窗口内几乎不受长度限制。该模型在文档变长时每步解码延迟和内存占用近乎恒定,并在覆盖数十至数百页文档的 MPDocBench 与 MarathonDocBench 上取得最优性能。

摘要由模型根据原文撰写,以原文为准。

正文 · 原文

Unlimited OCR 2 is here, and it's open source. 📖 ✨

Longer documents can mean a lot more attention computation. Our new SR-SWA mechanism keeps that in check by condensing text-visual attention interactions into a fixed-size set of working references.

Here's what it delivers:
- Document parsing at virtually any length, within a finite context window
- Nearly constant per-step decoding latency and memory footprint as documents grow longer
- State-of-the-art performance on MPDocBench and MarathonDocBench, covering documents from dozens to hundreds of pages

Check out the model here ↓

来源:Baidu Inc. · x.com

引用原文

Baidu_Inc. Unlimited OCR 2 is here, and it's open source. 📖 ✨[EB/OL]. (2026-10-27)[访问日期]. https://x.com/Baidu_Inc/status/2114910381311512987.