Computer and Modernization ›› 2010, Vol. 1 ›› Issue (3): 26-3.doi: 10.3969/j.issn.1006-2475.2010.03.008

• 图像处理 • Previous Articles     Next Articles

Application of Edge Testing Operator in Vehicle Logo Recognition

LI Na,ZHANG Li-wen,WAN Can   

  1. School of Electronics and Information Engineering, Henan University of Science & Technology, Luoyang 471000, China
  • Received:2009-07-31 Revised:1900-01-01 Online:2010-03-20 Published:2010-03-20

Abstract: With the guidance of digital image technology, this paper studies the edge testing algorithms, discusses Sobel operator and LaplacianGaussian operator. A serious comparison between the two operators is made, and an improved Sobel operator is proposed.

Key words: digital image, edge testing, vehicle logo recognition