Homework-1
Question 1
You are given the following image:
1 2 2 3 3
3 4 4 4 4
5 5 5 5 5
1.
What is the image histogram?
Answer:
2.
What would be the result of applying linear scaling for stretching the gray levels of the original image to the
0-255 range?
Answer:
3.
What would be the result (image) of the histogram equalization technique applied to the original image?
Answer:
Question 2
You are given the following 4 × 5 gray level image:
1 2 3 3 3
1 1 1 1 2
0 3 3 2 1
0 3 3 2 1
a. Compute its histogram.
Answer:
b. What is the 4 × 5 image obtained by linearly scaling the pixel values to the 0 − 255 range.
Answer:
c. What is the 4 × 5 image obtained by histogram equalization to the 0 − 255 range.
Answer:
