UNIT V Image Segmentation And Representation

1.Points exceeding the threshold in output image are marked as

• 0

• 1

• 11

• x

2.Example of discontinuity approach in image segmentation is

• a.

  edge based segmentation

• b.

  boundary based segmentation

• c.

  region based segmentation

• d.

  Both a and b

3.

Image segmentation is also based on

• a.

  morphology

• b.

  set theory

• c.

  extraction

• d.

  recognition

4. On which of the following operation of an image, the topology of the region changes?

• (A) Rotation

• (B) Folding

• (C) Stretching

• (D) Change in distance measure

5. What does the total number of pixels in the region defines?

• (A) Area

• (B) Intensity

• (C) Brightness

• (D) None of the above