Answer Happy

Image Processing:
Intensity Transform, Filtering &
Thresholding
(a) (b) Figure 1 (a) Intensity transformations operate on single pixels of an image for the purpose of contrast manipulation, as shown in Figure 1(a) and 1(b), respectively. Based on your understanding, explain the concept of contrast manipulation, inclusive of the commonly used formula. Please make sure to elaborate the parameters used in the formula. [5 marks] 50 52 49 49 48 46 48 55 56 51 51 50 47 57 60 59 f(x,y) 61 49 g(x,y) 63 68 70 69 50 59 65 75 80 78 (a) (b) Figure 2 (b) Using the formula you introduced in (a), compute the value for g(x,y) in Figure 2(b), using intensity values provided in Figure 2(a). Please make sure you show your workings, listing the respective intensity values for each parameter(s) used. [5 marks]