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Digital Image Processing - Expo II Unit 3, Need To Know Terms, Quick…
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Need To Know Terms
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Look Up Table (LUT)
Alters Pixel Values, Contrast, and Brightness
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Fourier Transformation
The mathematical algorithm used to change an image from spatial location domain to the spatial frequency domain.
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Interpolation
The mathematical process of assigning a value to a dead pixel based on the recorded values of adjacent pixels
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Quick Reminders
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LUT
Alters Pixel Values, Contrast, and Brightness
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Physicists and engineers use mathematical representations of the image in the spatial frequency domain
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Ways to Reduce Ghosting:
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If multiple examinations are being done, acquire the imaging requiring the highest technical factors first.
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Display Monitor Types
Radiologists
Image interpretation, Class I or primary monitor
Technologists
Image acquisition, Class II or secondary monitor
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