Patent · US Active

Method, device, and system for analyzing unstructured document

US12254263B2 · kind B2 · utility

0Cited by
1References
18Claims
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Key dates

Filing dateDec 9, 2021
Grant dateMar 18, 2025
Priority date
Expiry dateJan 7, 2042

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06N3/08
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An unstructured document analysis method according to an embodiment includes: operations of acquiring unstructured document data including font characteristic data and document structure data, extracting text included in the unstructured document data on the basis of the font characteristic data or the document structure data, classifying the extracted text into a pre-classified item using a trained neural network model, acquiring a content query related to the content included in the unstructured document data and associated with the pre-classified item, and generating an answer to the content query on the basis of the extracted text classified into the item.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.