Solve your IGNOU Doubts

Question:

Give examples of string matching and matching shape numbers.

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Question:

Compute Mean Square Error (MSE) and Signal to Noise Ration (SNR) for the reference image $f (x,y)=\begin{bmatrix} 3 & 2& 1\\ 1 & 2 &1 \\ 3& 2 & 2 \end{bmatrix}$ and the processed image $f (x,y)=\begin{bmatrix} 1 & 1& 1\\ 1 & 1 &2 \\ 1& 1& 1 \end{bmatrix}$

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Question:

Show that subtracting the Laplacian of an image from the image itself is proportional to the Unsharp Masking.

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Question:

Adaptive Mean Filter.

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Question:

Wiener Filter

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Question:

Gamma Correction

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Question:

Apply Discrete Fourier Transform (DFT) to the sequence (x) given below: x ={1 2 8 9}.

Verify whether the original sequence can be determined without any loss of information after Inverse Fourier Transform.

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Question:

Apply Discrete Cosine Transform (DCT) to the following image:

$\begin{bmatrix} 1 & 2\\ 2 & 1 \end{bmatrix}$

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Question:

Determine the DC component of the following image:

$f=\begin{bmatrix} 1& 3& 4\\ 5& 6& 7\\ 8 & 9& 11 \end{bmatrix}$

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Question:

Perform multiplication and division operations on the following two images:

$f_{1}=\begin{bmatrix} 1 & 3& 7\\ 5 & 15 &75 \\ 200 &50 & 150 \end{bmatrix}$

$f_{2}=\begin{bmatrix} 50 & 150& 125\\ 45 & 55 &155 \\ 200 &50 & 75 \end{bmatrix}$

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Question:

Differentiate between supervised and un-supervised learning. Give an example of each.

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Question:

Determine the binary output for the image $f=\begin{bmatrix} 1 & 2\\ 5 & 4 \end{bmatrix}$ if the threshold is given by

i) 3

ii) $f=\begin{bmatrix} 2 & 2\\ 2& 1 \end{bmatrix}$

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Question:

Perform Histogram Equalization for the 8 $\times$ 8 image shown below: Image Grey Level Distribution.

Grey Levels (r^k)	Number of pixels (p_k )
0	8
1	10
2	10
3	2
4	12
5	16
6	4
7	2

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Question:

Discuss gender and performance using this image. (You can use Block 3 as reference).

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Question:

Choose an Indian queer novel that has been adapted into a film (Bollywood or Regional). Critically analyse the novel and the film using the units of Block 1 and Block 2.

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Question:

Imagine yourself dating someone meeting through an online gaming site. You two are filmed in a compromising position. Elucidate the whole situation and steps to be taken by you and your partner from a gender perspective. (You can use Block 4 as reference)

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Question:

Denote by a, b and c the column vectors

$a=\begin{pmatrix} 1\\ 2 \\ 3 \end{pmatrix}$ $b=\begin{pmatrix} -2\\ 1 \\ -3 \end{pmatrix}$ $c=\begin{pmatrix} -2\\ -1 \\ 1 \end{pmatrix}$