CS代考 Review Exercises

Review Exercises

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(a) Given the image and a filter, calculate the convoluting result.
i). Given an image of resolution and a filter of size as following, show the result of convoluting the image with filter

ii). Given an image of 4×5 resolution and a filter of 3×3 size as following, show the result of convoluting the image with filter

(b) Name two applications of NMS in image processing.
(c) Can Harris corner detector be used to detect edges? Explain your answer by describing how Harris matrix will respond to edges.
(d) What is the difference between the 1st derivative of Gaussian filter and Laplacian of Gaussian (LoG) filter?
(e) Explain how SIFT can achieve invariances in (i) illumination, (ii) scale, (iii) rotation.

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