Image Acquisition: Digital Imaging Characteristics

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Across
  1. 3. How is spatial frequency measured?
  2. 9. Spatial resolution can be measured in terms of what?
  3. 10. The number of bits per pixel that determines the shade of gray.
  4. 12. Spatial resolution is improved when pixel size is what?
  5. 14. The portion of the imaging plate that contains the relevant anatomical information.
Down
  1. 1. A measure of the ability of the system to preserve signal contrast as a function of spatial resolution.
  2. 2. The numeric(pixel) value of each cell represents the level of what?
  3. 4. How many shades of gray can the human eye distinguish?
  4. 5. The distance from the middle of one pixel to the middle of an adjacent pixel determines what?
  5. 6. Made up of rows and columns.
  6. 7. The minimum separation between two objects in an image.
  7. 8. Another word for pixel.
  8. 11. How many shades of gray will a pixel with a bit depth of 6 have?
  9. 13. Spatial resolution is degraded when matrix size is what?