Patent · US Expired

Method and apparatus for automatic image segmentation using template matching filters

US6298151A · kind A · utility

21Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 2000
Grant dateOct 2, 2001
Priority date
Expiry dateNov 9, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/40062
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present invention is a method and apparatus for automatic image segmentation using template matching filters. The invention generally segments differing binary textures or structures within an input image by passing one or more structures while removing other structures. More particularly, the method and apparatus segment a stored binary image using a template matching filter that is designed to pass therethrough, for example, text regions while removing halftone regions.

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