FinalExamStudyQuestions2004 - 15 Define the following terms...

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ECE 172A 2004 Final Exam Study Guide 1. In what two domains can an image be analyzed? 2. Discuss some methods of cleaning salt-and-pepper noise and Gaussian noise. Include both the spatial and the transform domain in your discussion. 3. Explain the Target Acquisition Process. 4. Name 5 important Gestalt Principles. 5. What are the 4 properties of segmented images? 6. What are the two approaches to image segmentation? 7. Explain region growing. What is it used for? 8. Give the steps for segmentation by recursive splitting. 9. Explain region splitting and region merging with the quadtree-based algorithm. 10. Explain clustering. What is it used for? 11. How can edges and regions be represented? 12. What are the two steps to boundary based segmentation? 13. What are the three major types of edges? 14. Draw graphs of 4 edge profiles and label them.
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Unformatted text preview: 15. Define the following terms: edgels, edge detection, edge operators, edge maps. 16. Gradient operators can be divided into three categories. Describe these three categories and give examples. * The Roberts operator, the Sobel operator, the Prewitt operator, the Laplacian, zero-crossings, and the Canny edge detector are all important to know about. (See ch. 10 of the textbook). 17. Give the form of the following edge operators: Roberts, Sobel, Prewitt. 18. What is thresholding? Give some advantages and disadvantages of this approach to segmentation. 19. Describe some different methods of threshold selection. Be sure to include the manual, P-tile method, the peak and valley method, and probabilistic threshold selection methods in your discussion. 20. What is local thresholding? 21. What is morphological closing? Morphological opening?...
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