KERALA UNIVERSITY Class 6 digital image processing Question Paper 2021

Practice authentic previous year questions for better exam preparation.

Sample Questions

Apply histogram equalization to the following image segment $\left[\begin{array}{llllll}5 & 5 & 5 & 5 & 5 & 5 \\ 2 & 3 & 3 & 5 & 5 & 5 \\ 4 & 3 & 3 & 4 & 4 & 3 \\ 4 & 3 & 3 & 4 & 5 & 5 \\ 4 & 4 & 4 & 4 & 4 & 4\end{array}\right]$.
Give the mathematical expression for a Weiner filter. State the advantages and disadvantages over an inverse filter.
Why are images compressed? Discuss the techniques for image compression?
Briefly explain different types of thresholding techniques used in image segmentation.
The input and structuring elements are shown below. Perform erosion and dilation of the input picture. Input | 0 | 1 | 0 | | :--- | :--- | :--- | | 0 | 1 | 0 | | 0 | 1 | 1 | Structuring Element $$ (6 \times 10=60 \text { Marks }) $$