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Guoliang Xu

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#artificial intelligence Preprint Oct 2026

Coupling Noisy Pairwise Knowledge to the DAG Posterior for Causal Discovery

External causal reports can improve structure learning from limited observations, but their reliability varies across sources and variable pairs. We introduce HB-NoisyKG, a Bayesian framework that combines observational data with repeated causal reports from sources such as large language models. Each report is a noisy...

Guoliang Xu, James E. Corter · 0 citations
Review Aug 2026

FinixDoc: Rethinking Financial Document Parsing Beyond Saturated Benchmarks

This report presents FinixDoc, an end-to-end agentic parsing system for real-world financial documents, with FinixDoc-VL, a 4B-scale vision-language model built on Qwen3-VL-4B, as its core parser, and introduces a Document Parsing Capability Matrix organized along two practical axes: visual quality and document scale.

Hang Wang, Jin Zhang, Guoliang Xu et al. · 2 citations

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