Measure the length of the Crack?

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MJ Thangaraj
MJ Thangaraj on 30 Mar 2016
Commented: Pranit Patil on 13 Mar 2018
I have processed a image using edge detection operator and now i have to find the Length of the Crack i.e the length of the white part,If someone could help me figure out how to do it?

Answers (1)

Walter Roberson
Walter Roberson on 30 Mar 2016
I suggest that you bwmorph 'close' then bwmorph 'skel' then bwmorph 'spur'. Then regionprops 'perimeter', probably divided by 2.
Instead of bwmorph 'close' you can imclose()
  5 Comments
Walter Roberson
Walter Roberson on 21 Jul 2016
Fairuz Husna, you have not been clear as to which problem you have.
Pranit Patil
Pranit Patil on 13 Mar 2018
How do we calculate the width of the crack and the direction in which it propagates?

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