Image corner detection technique research on machine vision

  • Wei Wang
  • , Yiping Tang
  • , Jun Hong
  • , Haixiong Fan

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Scopus citations

Abstract

Corner detection is an important step in the image processing of machine vision. An improved algorithm is proposed in this paper following the analysis on the existing corner detection algorithms and on the localization precision and computation efficiency in the Harris corner detection algorithm. In this algorithm, a large number of irrelevant points are rejected by statistical analyzing the pixel gray level difference around the target pixel, and then the response function of residual points is calculated and compared with the set threshold value to certify the real corner. Finally computation program is programmed, using this program, the synthesize images of five types of corners are analyzed and calculated, which shows that the improved algorithm acquires better efficiency and accuracy in corner detection.

Original languageEnglish
Title of host publication2009 International Workshop on Intelligent Systems and Applications, ISA 2009
DOIs
StatePublished - 2009
Event2009 International Workshop on Intelligent Systems and Applications, ISA 2009 - Wuhan, China
Duration: 23 May 200924 May 2009

Publication series

Name2009 International Workshop on Intelligent Systems and Applications, ISA 2009

Conference

Conference2009 International Workshop on Intelligent Systems and Applications, ISA 2009
Country/TerritoryChina
CityWuhan
Period23/05/0924/05/09

Keywords

  • Corner detection
  • Harris algorithm
  • Machine vision

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