18_open_closex

18_open_closex - Opening and Closing COMP344 COMP344...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
Opening and Closing COMP344 COMP344 Opening and Closing
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Morphological Image Processing Opening and Closing Boundary Extraction Region Filling Connected Components Skeletons COMP344 Opening and Closing
Background image of page 2
Opening A B = ( A ± B ) B erosion of A by B , followed by dilation of the result by B Example In general, opening smooths the object contour recall that dilation expands an object and erosion shrinks it COMP344 Opening and Closing
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Example 2 COMP344 Opening and Closing
Background image of page 4
Example 3 3 × 3 square structuring element COMP344 Opening and Closing
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Opening. .. A B = ( A ± B ) B Takes the union of all translates of B that fit into A A B = ∪ { ( B ) z | ( B ) z A } COMP344 Opening and Closing
Background image of page 6
Some Properties A B is a subset (subimage) of A ( A B ) B = A B once an image has been opened, successive openings do not alter the result COMP344 Opening and Closing
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Example 4 square structuring element: COMP344 Opening and Closing
Background image of page 8
Example 5 structural element: 3x3 square separation of “isthmus” from “mainland” where the surface is
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 10
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 18

18_open_closex - Opening and Closing COMP344 COMP344...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online