Demystifying PDF Parsing 04: OCR-Free Large Multimodal Model-Based Method

Principles, Insights and Thoughts

This is the fourth article in the PDF parsing series, which focuses on the methodology of parsing PDFs using OCR-free large multimodal models. It primarily discusses three typical OCR-free large multimodal models for document understanding:

• TextMonkey: An OCR-Free Large Multimodal Model for Understanding Document

• Vary: Scaling up the Vision Vocabulary for Large Vision-Language Models

• StrucTexTv3: An Efficient Vision-Language Model for Text-Rich Image

This article will also provide insights and thoughts derived from these models.