Image Restoration and Median Filter Quiz
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Questions and Answers

What does the Median Filter return?

  • The maximum value of the pixels in a neighborhood
  • The mean value of the pixels in a neighborhood
  • The median value of the pixels in a neighborhood (correct)
  • The minimum value of the pixels in a neighborhood

Is the Median Filter a morphological filter?

  • It is similar to a uniform blurring filter
  • It is a mathematical method
  • No
  • Yes (correct)

Does the Median Filter tend to preserve step edges?

  • No
  • It blurs step edges
  • It sharpens step edges
  • Yes (correct)

What type of noise does the Median Filter help reduce?

<p>Salt and Pepper Noise (B)</p> Signup and view all the answers

What is the nature of the Median Filter compared to a mean value filter?

<p>Non-linear (D)</p> Signup and view all the answers

What type of filter is the Median Filter?

<p>Mean filter (A)</p> Signup and view all the answers

What does the Median Filter return?

<p>Median value of the pixels in a neighborhood (C)</p> Signup and view all the answers

What type of noise does the Median Filter help reduce?

<p>Salt and pepper noise (C)</p> Signup and view all the answers

Is the Median Filter similar to a uniform blurring filter?

<p>No, they have different effects on step edges (C)</p> Signup and view all the answers

What does the Median Filter manipulate?

<p>Sets of pixels (C)</p> Signup and view all the answers

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