Comparison of Portal and Simulator Radiographs

Contents

Abstract
Declaration
Acknowledgements
1 Introduction
2 Mathematical Background
    2.1 The Affine Transformation
    2.2 Overdetermined Linear Systems
        2.2.1 The Normal System
        2.2.2 Singular Value Decomposition
3 Image Processing
    3.1 Histogram Equalization
    3.2 Colour Schemes
4 Implementation
    4.1 User Interface
    4.2 Image Acquisition
    4.3 Image Display
    4.4 Histogram Equalization
    4.5 Fiducial Point Selection
    4.6 Image Transformation
    4.7 Image Comparison
    4.8 Summary
5 Results
6 Discussion
7 Summary
    7.1 Future Work
    7.2 Conclusions
References
A Source to Sandra
B Routine to load a Lumiscan ^TM image
C Bitmaps used for button labels
D Converting the transformations to machine geometry