Digital Image Processing

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