Patent · US Active

Text classification

US11551461B2 · kind B2 · utility

0Cited by
2References
14Claims
0Family size

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Key dates

Filing dateApr 10, 2020
Grant dateJan 10, 2023
Priority date
Expiry dateSep 15, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V30/10
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A text classifying apparatus (100), an optical character recognition unit (1), a text classifying method (S220) and a program are provided for performing the classification of text. A segmentation unit (110) segments an image into a plurality of lines of text (401-412; 451-457; 501-504; 701-705) (S221). A selection unit (120) selects a line of text from the plurality of lines of text (S222-S223). An identification unit (130) identifies a sequence of classes corresponding to the selected line of text (S224). A recording unit (140) records, for the selected line of text, a global class corresponding to a class of the sequence of classes (S225-S226). A classification unit (150) classifies the image according to the global class, based on a confidence level of the global class (S227-S228).

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