Homework 4

a) These masks remove detail from the images and blend each pixel with its surroundings.
b) A small mask maintains resolution, whereas a large mask has a higher potential to remove noise and artifacts.
c) You would use a large mask with the top and bottom rows being zeros, and the rows in the middle having large values so that the x -axis is blurred, but the y-axis maintains resolution.

Farjad Zaim