On Oct 27, Baidu open-sources Unlimited OCR 2 with SR-SWA for long-document parsing.
On Oct 27, Baidu open-sources Unlimited OCR 2 with SR-SWA for long-document parsing.
Hugging Face published this on Oct 27, 2026 (source: huggingface.co).
Baidu released Unlimited OCR 2 as open weights on Hugging Face and GitHub. Baidu claims a new SR-SWA mechanism compresses text–vision attention into fixed-size working references so arbitrarily long documents can be parsed with nearly constant per-step latency and memory, and that the model reaches state-of-the-art results on MPDocBench and MarathonDocBench; those SOTA figures are Baidu’s claims, not independently verified here.
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