Digital Image Processing

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