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# Calculate an expression for <math>\lambda_n^c</math>, the X-ray energy corrected for the dark current. | # Calculate an expression for <math>\lambda_n^c</math>, the X-ray energy corrected for the dark current. | ||

+ | <center> | ||

<math>\lambda_n^c=\lambda_n^b-\lambda_n^d</math> | <math>\lambda_n^c=\lambda_n^b-\lambda_n^d</math> | ||

+ | </center> | ||

+ | |||

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

+ | |||

+ | # Calculate an expression for <math>P\hat _n</math> |

## Revision as of 00:22, 7 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 $