Line 26: | Line 26: | ||

</center> | </center> | ||

− | # Calculate an expression for <math>G_n</math>, the X-ray attenuation due to the object's presence. | + | ## Calculate an expression for <math>G_n</math>, the X-ray attenuation due to the object's presence. |

− | # Calculate an expression for <math>P\ | + | # Calculate an expression for <math>P\hat_n</math> |

## Revision as of 23:23, 6 July 2019

Communication, Networking, Signal and Image Processing (CS)

Question 5: Image Processing

August 2016 (Published on Jul 2019)

## Problem 1

- Calculate an expression for $ \lambda_n^c $, the X-ray energy corrected for the dark current.

$ \lambda_n^c=\lambda_n^b-\lambda_n^d $

- Calculate an expression for $ G_n $, the X-ray attenuation due to the object's presence.

- Calculate an expression for $ P\hat_n $