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</p> Signup and view all the answers

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

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

    What type of filter is the Median Filter?

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

    What does the Median Filter return?

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

    What type of noise does the Median Filter help reduce?

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

    What does the Median Filter manipulate?

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

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