Correction of Geometric Distortions in

Line Scanner Imagery

Peter A. Kopacz

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Table of Contents 

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Copyright Release Form
Abstract
Acknowledgments
Table of Contents
Thesis:

1. Introduction
2.Background
        2.1 Line Scanner
        2.2 Geometric Distortions
                 2.2.1 Roll Distortion
                 2.2.2 Tangent Distortion
                 2.2.3 v/H Distortion
3. Experimental / Design
        3.1 Correction of Roll and Tangent Distortions
                3.1.1 Description of the Involved Flight Parameters
                3.1.2 Calculation of Transform Coordinates
         3.2 Correction of v/H Distortion
                3.2.1 Description of the Involved Flight Parameters
                3.2.2 Calculation of Transform Coordinates
         3.3 Intensity Interpolation of Geometrically Corrected Data
                3.3.1 Nearest Neighbor
                3.3.2 Bilinear Interpolation
4. Results
        4.1 Error Sensitivity Analysis
               4.1.1 Across Track Errors
                    Governing Equation
                    Error Plots
              4.1.2 Along Track Errors
                   Governing Equations
                   Error Plots
      4.2 Application of the Correction Algorithms
                   Test Image1
                   Test Image 2
                   Test Image 3
5. Conclusion and Future Work

             6. References