Task 11 (35 points) Mean Filter: also known as smoothing, averaging or box filte

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Task 11 (35 points) Mean Filter: also known as smoothing, averaging or box filter function [ outImg ]-meanFilter( ín1mg ) Mean filtering is a method of smoothing images, i.e. reducing the amount of intensity variation between one pixel and the next. It is often used to reduce noise in images The idea of mean filtering is simply to replace each pixel value in an image with the mean (average) value of its neighbors, including itself. This has the effect of eliminating pixel values that are unrepresentative of their surroundings Note: Pay close attention to the pixels on the edge (first row, last row, first column, last column). How many neighboring pixels do they have? Use selection statements to address these special cases. (more details in lecture)

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