mineru-4.0.6-released
imbhargav5/open-recordermineru-4.0.6-releasedSep 22, 2026by myhloli
Upgrading?
AI Summary
Introduces an EPUB online viewer to the WebUI and fixes critical PDF export regressions related to text normalization and CJK line-breaking.
Key Highlights
- New EPUB viewer with chapter navigation and metadata handling
- Fixed regression where PDF text blocks missing line info were dropped
- Fixed crash when exporting PDFs with CJK paragraphs containing inline formulas
New Features
- EPUB viewer
- PDF text normalization fixes
- CJK formula support
Full Release Notes
## 更新内容 / What's Changed **新增 / Features** - WebUI 新增 EPUB 在线预览：支持章节导航与元数据展示，静态资源经浏览器代理加载 / EPUB viewer in the WebUI with section navigation and improved metadata handling **改进与修复 / Improvements & Fixes** - 修复缺少行信息（lines）的 PDF 文本块在归一化时被整块丢弃的回归，增加 bbox 兜底（#5565）/ Fix regression where PDF text blocks missing line info were dropped entirely during normalization, with a bbox fallback (#5565) - 修复中文段落含行内公式时导出 PDF 的崩溃（reportlab CJK 断行缺陷），并新增回归测试 / Fix crash when exporting PDFs with CJK paragraphs containing inline formulas (reportlab CJK line-breaking), with a regression test **依赖 / Dependencies** - docvortex 最低版本提升至 0.4.22 / Require docvortex>=0.4.22 **Full Changelog**: https://github.com/opendatalab/MinerU/compare/mineru-4.0.5-released...mineru-4.0.6-released
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