RADSCI 202 Unit 2 Key Terms

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Across
  1. 3. 3D cube of body tissue
  2. 5. portion of an image histogram that contains useful data for digital processing and calculating accurate exposure indicator
  3. 7. immediate emission of light under stimulation
  4. 8. max range of pixel values
  5. 11. detector elements
  6. 13. delayed light emission
  7. 15. simple table of data that converts input gray level values to desired output values
  8. 17. re-mapping of input data
  9. 18. collective rows and columns of pixels or dexels
Down
  1. 1. image sampling frequency of radiographic device
  2. 2. percentage of detector element's area dedicated to photon absorption
  3. 4. 2D picture element
  4. 6. active image receptor used in CR, restimulating with laser beam
  5. 9. smaller sub-matrix that is passed over the image matrix
  6. 10. graph plotting the pixel count for each brightness level or pixel value
  7. 12. the range of pixel values brightness levels or densities present
  8. 14. analog-to-digital converter
  9. 16. electronic switching gate used in direct DR