Reproduce “FinixDoc: Rethinking Financial Document Parsing Beyond Saturated Benchmarks” on OpenResearch

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About this paper

Hang Wang, Jin Zhang, Guoliang Xu, Pengyue Lu, Yao Li, Zijiao Zhang, Tianyu Huang, Weiqi Xiong and 8 more

Ant Group's FinixDoc is an end-to-end agentic parsing system featuring FinixDoc-VL, a specialized vision-language model, designed for real-world financial documents. The system and its model enhance robustness and accuracy by addressing challenges in low-quality visual inputs and large document scales, outperforming existing solutions on a new financial-domain benchmark, FinixDocBench.

Key insights

  • Real-world financial document parsing necessitates evaluation beyond general benchmarks, with a focus on visual quality degradation and document scale, as defined by the new Document Parsing Capability Matrix.
  • Domain-specific visual adaptation (homoglyph-aware contrastive learning) and business-aligned reinforcement learning with composite rewards are effective for enhancing VLM performance in challenging financial scenarios.
  • Complex industrial document parsing problems, such as handling ultra-large pages, require system-level solutions that integrate core models with intelligent preprocessing and post-processing tools.

Summary by alphaXiv.

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