High-Boost Filtering — MCQs | Digital Image Processing

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1. What is the primary purpose of High-Boost Filtering in image processing?



2. High-Boost Filtering is a generalization of which filtering technique?



3. Which of the following is enhanced by High-Boost Filtering?



4. In High-Boost Filtering, the original image is multiplied by which factor?



5. The high-boost filtered image is obtained by adding which component to the original image?



6. High-Boost Filtering can be mathematically represented as:



7. What does ‘A’ represent in the equation for high-boost filtering: A + k(A – L(A))?



8. In the formula A + k(A – L(A)), what does k control?



9. What happens if the boost factor k = 1 in high-boost filtering?



10. When k > 1 in High-Boost Filtering, the result is:



11. What is the main drawback of increasing the boost factor excessively in high-boost filtering?



12. High-Boost Filtering improves which frequency components of an image?



13. The high-frequency components in High-Boost Filtering are extracted using:



14. Which type of images benefit the most from High-Boost Filtering?



15. High-Boost Filtering is commonly used to:



16. Which component is subtracted from the original image to obtain detail in high-boost filtering?



17. The process A – L(A) is known as:



18. What effect does high-boost filtering have on image contrast?



19. In image sharpening, high-boost filtering is preferred when:



20. What does the term “boost” in high-boost filtering refer to?



21. Which domain does high-boost filtering typically operate in?



22. The mask for high-boost filtering resembles that of:



23. Which filter operation is most similar to high-boost filtering?



24. High-boost filtering is essentially:



25. A high-boost filter mask has which type of values at the center?



26. The size of the high-boost filter kernel affects:



27. Which filtering technique is often used before high-boost filtering to suppress noise?



28. A boost constant of 2 in high-boost filtering implies:



29. Which part of the image is mostly preserved in high-boost filtering?



30. What kind of images may show artifacts after high-boost filtering?



31. High-boost filtering can cause ringing artifacts due to:



32. Which technique is usually avoided when high-boost filtering is applied?



33. In practical applications, high-boost filtering is used for:



34. High-boost filtering is sensitive to:



35. Boost factor ‘k’ is chosen based on:



36. High-boost filtering is mostly effective in which processing tasks?



37. In high-boost filtering, the filtered image is a combination of:



38. One limitation of high-boost filtering is:



39. Which value of boost constant ‘k’ provides no enhancement?


40. High-boost filtering is conceptually a general case of:



41. Which type of images should not be processed using high-boost filters without pre-processing?



42. Which is not a feature of high-boost filtering?



43. What does L(A) represent in the high-boost formula A + k(A – L(A))?



44. Which application is most suitable for High-Boost Filtering?



45. What is the visual effect of increasing the boost factor ‘k’ too much?



46. Which is a necessary step before applying high-boost filtering on noisy images?



47. Which kernel center value is most likely in a 3×3 high-boost filter with k = 2?



48. High-Boost Filtering can be applied repeatedly to:



49. Which of the following is not directly associated with high-boost filtering?



50. Which statement best defines High-Boost Filtering in image processing?



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