Digital Image Processing

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