Application of Digital image processing techniques for asphalt concrete mixture images

H. M. Zelelew*, A. T. Papagiannakis, E. Masad

*Corresponding author for this work

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

32 Citations (Scopus)

Abstract

This paper presents an automated digital image processing (DIP) algorithm called Volumetricsbased Global Minima (VGM) thresholding algorithm for processing asphalt concrete (AC) X-ray computed tomography (CT) images. It utilizes known volumetric properties of AC mixtures as the main criterion for establishing the air-mastic and mastic-aggregate gray scale boundary thresholds. Several DIP techniques were utilized to characterize the AC microstructure. It is well demonstrated that the VGM processed images are significantly improved compared to the raw X-ray CT images. It can be concluded that VGM thresholding algorithm was shown to be a major improvement over the largely manual/subjective techniques used in the past.

Original languageEnglish
Title of host publication12th International Conference on Computer Methods and Advances in Geomechanics 2008
Pages119-124
Number of pages6
Publication statusPublished - 2008
Externally publishedYes
Event12th International Conference on Computer Methods and Advances in Geomechanics 2008 - Goa, India
Duration: 1 Oct 20086 Oct 2008

Publication series

Name12th International Conference on Computer Methods and Advances in Geomechanics 2008
Volume1

Conference

Conference12th International Conference on Computer Methods and Advances in Geomechanics 2008
Country/TerritoryIndia
CityGoa
Period1/10/086/10/08

Keywords

  • Asphalt concrete
  • Digital image processing

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