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papero-pdf-text-extractor 是一个轻量级 PDF 结构解析工具，无需 ML 模型即可在 CPU 上提取阅读顺序、表格、公式和边界框，支持导出 Markdown、JSON、Word 和 Excel，适用于 RAG、搜索和 LLM 场景。
IBM researchers introduce STAIR, a generative retriever that uses table of contents to preserve document structure, achieving 82.6% Recall@1 and reducing hallucination in RAG systems.
STAIR introduces a structure-aware retrieval system that leverages Table of Contents for enhanced document retrieval in Large Language Models, achieving high performance on the new SearchTome benchmark dataset.