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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Image Morphology (Erosion & Dilation)

Choose difficulty:

Beginner

Intermediate

Advanced

Increasing structuring element size in erosion:

a: Less erosion Explanation

Explanation

b: More erosion Explanation

Explanation

c: No change Explanation

Explanation

d: Sharpening Explanation

Explanation

Dilation can connect:

a: Disconnected components Explanation

Explanation

b: Histograms Explanation

Explanation

c: Edges only Explanation

Explanation

d: Random pixels Explanation

Explanation

Opening preserves:

a: Large objects Explanation

Explanation

b: Tiny noise Explanation

Explanation

c: Blur Explanation

Explanation

d: Salt noise only Explanation

Explanation

Closing is:

a: Erosion then dilation Explanation

Explanation

b: Dilation then erosion Explanation

Explanation

c: Median then mean Explanation

Explanation

d: Laplacian then Sobel Explanation

Explanation

Morphological operations require:

a: Kernel/structuring element Explanation

Explanation

b: Gamma Explanation

Explanation

c: PSF Explanation

Explanation

d: Template Explanation

Explanation

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