Digital Image Processing

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Across
  1. 6. multiple sub-images involved in processing
  2. 9. used to transform image domains
  3. 10. filter decomposes image into high- and low-frequency components
  4. 11. effect of low-pass filter
  5. 14. image postprocessing class that improves image quality
  6. 17. image appearance when histogram values are concentrated at lower end
  7. 18. MRI image domain
  8. 19. type of compression where image detail lost
  9. 20. a small matrix
  10. 22. profound effect on image final appearance
  11. 25. low pass filtering kernel has all values greater than _____
  12. 26. change negative (white bone) to positive (dark bone)
  13. 27. non-functional pixel
  14. 28. element of a digital image
Down
  1. 1. does not involve alteration of raw data
  2. 2. process with kernel and image
  3. 3. no input from radiographer
  4. 4. image postprocessing class that reduces image size
  5. 5. CT image domain
  6. 7. controlled by window width
  7. 8. high density area on image has low ________
  8. 12. size of kernel that enhances small structures
  9. 13. sum of kernel values at 0 will suppress _______
  10. 15. look-up table slope for high image contrast
  11. 16. histogram sliding and stretching
  12. 21. size of window width that improves image contrast
  13. 23. histogram plots _____ levels
  14. 24. filter retains high frequency data