Author

Qiu-Hui Chen

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#artificial intelligence Preprint Oct 2026

From Papers to Mechanisms: An Evidence-Grounded Knowledge Substrate for Scientific Language Models

Scientific language models often access literature through untyped text chunks, which fragment the functional and evidential structure required for mechanism-rich questions. We introduce an evidence-grounded mechanism knowledge substrate that organizes scientific literature into provenance-linked evidence units, role-t...

Qiu-Hui Chen, Yi-Bo Liu, Tao Dai et al. · 0 citations

#artificial intelligence Preprint Sep 2026

PathAnchor: Path-Structured Evidence for Scientific Agents

Scientific agents can retrieve relevant passages yet still lose functional order, mix evidence across sources, or state conclusions that exceed the retrieved record. We introduce PathAnchor, a bounded scientific reasoning system built on path-structured evidence workspaces. Instead of treating passages or extracted con...

Qiu-Hui Chen, Jia-Fan Lu, Shuai-Min Tang et al. · 0 citations