Patent · US Active

Direct homography computation by local linearization

US7403658B2 · kind B2 · utility

32Cited by
3References
21Claims
0Family size

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Inventors

Key dates

Filing dateApr 15, 2005
Grant dateJul 22, 2008
Priority date
Expiry dateAug 2, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/03545
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for determining a homography between an image and an expected image is described. The homography accounts for differences in perspective of a camera viewing an objective plane of the image, in some examples, a paper with information on it.

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