Patent · US Active

Method and apparatus for evaluating the quality of document images

US7689004B2 · kind B2 · utility

1Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 2006
Grant dateMar 30, 2010
Priority date
Expiry dateJan 28, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V10/993
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method of evaluating the quality of an image of a document comprises examining the image to determine if the image satisfies at least one parameter-based image metric and examining the image to determine if the image satisfies a plurality of order-dependent image metrics.

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