IBM's STAIR Retriever Uses Document Structure to Slash Hallucinations

IBM introduced STAIR, a structure-aware retriever that leverages table-of-contents instead of fixed-length chunking, cutting invalid citations by 65x and achieving 82.6% hit rate. The paper and a new benchmark, SearchTome, have been open-sourced.

2026-11-02 ~ 2026-11-03 · 3 related posts

• IBM's STAIR retriever cuts invalid references 65× and hits 82.6% accuracy by using document structure — solyarisoftware · 2026-11-02
• IBM's STAIR retriever cuts hallucinations 65x by using table of contents instead of chunking — alex_verem · 2026-11-03
• STAIR paper: ToC-based generative retrieval with SearchTome benchmark released on arXiv — alex_verem · 2026-11-03