If you apply Laplacian Edge Detection to the above image, what are the approximate values for the following pixels: IMG(2,1) IMG(3,2) IMG(2,3) IMG(1,2) Hint: pixles oreder is IMG(y,x)
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- 4 - Sobel Kernels -1 1 1 2 4 -2 2 0 200 22 15 14 20 -1 1 1 222 22 22 1 24 2 187 215 12 27 24 1 2 1 3 145 130 30 33 23 4 100 99 84 43 22 -1 -2 -1 If you apply Sobel Edge Detection to the above image, what are the approximate values for the following pixels: IMG(1,1) IMG(1,2) IMG(2,3) IMG(3,3) Hint: pixles oreder is IMG(y,x) а) 845 - 311 73 - 120 b) 255 255 73 120 c) 255 73 120 317 d) 845 - 311 70 125Consider the following 8-bit greyscale image: 12 12 12 59 179 254 254 254 12 12 12 59 179 254 254 254 12 12 12 59 179 254 254 254 12 12 12 59 179 254 254 254 Compress the image using Huffman coding. Hint: construct the Huffman table and encode the image scanlines using the table entries.Y 1 3 4 12 22 15 14 20 1 12 17 22 1 24 2 13 33 24 27 24 3 14 16 30 33 23 4 16 12 39 43 22 17 12 34 34 12 If you apply 3-Pixle Median Smoothing Filter of 3x3 kernel to the above image, what are the BEST approximate values for the following pixels: IMG(1,1) IMG(1,2) IMG(3,1) IMG(4,3) Hint: pixles oreder is IMG(y,x) a) O 18 - 20 - 19 - 22 b) O 22 - 20 - 18 - 22 c) O 20 18 - 33 - 22 - d) O 20 - 18 - 19 - 23
- 8- 1 2 3 Gaussian Kernel 12 22 15 14 20 1 12 17 22 1 24 0.0275 0.1102 0.0275 13 33 24 27 24 0.1102 0.4421 0.1102 14 16 30 33 23 0.0275 0.1102 0.0275 16 12 39 43 22 5 17 12 34 34 12 If you apply Gaussian Smoothing Filter to the above image, what are the approximate values for the following pixels: IMG(2,1) IMG(3,2) IMG(3,3) Hint: pixles oreder is IMG(y,x) a) O 29 - 33 - 31 b) 24 29 - 31 O 24 - 31 29 - d) O 21 - 22 - 31 O Boş bırak 4- 2. 3. 4-13) What does a NOT operation do to the appearance of an image? Perform the NOT operation to this random gray-level image: -150 105 145 75 80 45 50 67 80 130 123 40 37 20 250 23 65 95 220 22 L200 150 255 110 145¹Laplacian Image Pyramid A Laplacian image pyramid is a multi-scale representation of a single image that highlights intensity discontinuities at multiple scales. It is obtained by convolving an image with a Gaussian mask and subtracting the smoothed image from the original one. The next level of the pyramid is obtain by repeating this process on the smoothed image after it is down-sampled. Create a 3 level Laplacian image pyramid of the woods image (after conversion from uint8 to double format), using a Gaussian with a standard deviation of 1.5, using "same" as the shape parameter for the conv2 function, and resizing by a scale factor of 0.5 using nearest-neighbour interpolation. Display the images in the pyramid as subplots in the same window.
- Laplacian Image Pyramid A Laplacian image pyramid is a multi-scale representation of a single image that highlights intensity discontinuities at multiple scales. It is obtained by convolving an image with a Gaussian mask and subtracting the smoothed image from the original one. The next level of the pyramid is obtain by repeating this process on the smoothed image after it is down-sampled. Create a 3 level Laplacian image pyramid of the woods image (after conversion from uint8 to double format), using a Gaussian with a standard deviation of 1.5, using "same" as the shape parameter for the conv2 function, and resizing by a scale factor of 0.5 using nearest-neighbour interpolation. Display the images in the pyramid as subplots in the same window. EXERCISE: For the last level of the pyramid report the values at the following locations (correct to at least 2 decimal places): row=3, column=5 row=1, column=2Compute the resolution of a 2''*2" image that has 512*512 pixels.The histogram of a 128x128 gray-level image of a black-and-white square chessboard on a gray background is given as H = [141 1597 2292 1064 0 278 2996 15748 3028 314 400 1220 2480 1210] Given further that that actual size of the chessboard is 32x32cm. Based the histogram information, what is the estimated area of the chessboard? 10404 5094 O 22364 O 5310 O 32768
- The histogram of a 128x128 gray-level image of a black-and-white square chessboard on a gray background is given as H = [141 1597 2292 1064 0 278 2996 15748 3028 314 0 400 1220 2480 !! 1210] Given further that that actual size of the chessboard is 32x32cm. Based the histogram information, what is the pixel spacing (resolution) in mm/pixel? O 3.14 O 4.48 O 2.14 O 4.39 O 1.25 nechoand on a grav1 Calculate The Edges Magnitude Matrix Of The Following Sub Image Using Prewitt Operator Edge Detector. 100 100 200 200 100 100 200 200 100 100 200 200 100 100 200 200A point in 3D space has coordinates [-10,-40,500] mm relative to the camera reference frame. If the camera has an image plane at distance f'=33 mm from its optical centre, the CCD array is 10 mm by 14 mm and is divided into 340 by 240 pixels, and the image principal point is at coordinates [170,120] pixels, then determine the coordindates (in pixels) where the point will appear in the image using the pinhole camera model of image formation. ANSWER: Coordinates of point in image: (