Table of contents
Certificate of Original Authorship vii
Certificate of Dissertation - Advisor’s consent ix
Certificate of Dissertation - Program Chair xi
Acknowledgments xiii
Abstract xv
List of figures xix
List of tables xxvii
1 Introduction 1
1.1 Background 1
1.1.1 Research Problem 2
1.1.2 Research Question 3
1.2 Objectives 3
1.3 Scope 3
1.4 Data and Platforms 5
2 Literature Review 7
2.1 Need for Study 13
2.2 Mini-SAR Data and Derived polarimetric parameters 15
2.3 Stokes Parameters 16
2.3.1 Analysis of RADAR Backscatter 17
2.3.2 Analysis of Stokes parameters 17
2.4 m-Delta Decomposition 20
2.4.1 Analysis of decomposition images 21
2.4.2 Analysis of scatter plots 21
2.4.3 CPR-Delta Scattering Conditions for water-ice detection 24
3 Study Area 25
4 Methodology 27
4.1 Methodology 27
4.1.1 Pre-Processing Dataset 27
4.1.2 Extracting SAR Remote Sensing and Morphological Parameters 28
4.1.3 Composite cube processing for extraction of polarimetric and morphological parameter 29
4.1.4 Extraction of Craters for computation of morphological parameters 30
5 Computation and Analysis 33
5.1 Morphological Parameters 33
5.1.1 Computation of Crater Diameter(D) and Floor Diameter 33
5.1.2 Computation of Crater Depth (d) 39
5.1.3 Computation of Crater depth to diameter ratio (d/D) 42
5.1.4 Computation of rms height in Crater interiors 44
5.1.5 CPR distribution Inside Crater Vs outside Crater 46
5.2 Remote Sensing Parameters 48
5.2.1 Digital Elevation Model (DEM) 48
5.2.2 Annual Average Temperature 50
5.2.3 Surface Roughness 53
5.2.4 Total Backscattering Intensity (S1) 55
5.2.5 Circular Polarization Ratio 58
6 Results 63
6.1 Circular Polarization Ratio inside Vs outside Craters 63
6.2 Comparison of Morphological parameters with CPR 66
6.2.1 CPR>1 Vs RMS height 66
6.2.2 Surface Roughness Vs CPR>1 68
6.2.3 Surface Roughness (Histogram peak) Vs CPR>1 72 v
6.2.4 Surface Roughness Vs CPRhp (Histogram peak) 75
6.2.5 Surface Roughness Vs mean CPR 77
6.2.6 CPR (Interiors) Vs Crater Diameter (D) 79
6.2.7 CPR (Interiors) Vs Floor Diameter 81
6.3 Comparison of Morphological parameters with rms height 83
6.3.1 rms height Vs Backscattering Intensity 83
6.3.2 Surface Roughness Vs Backscattering Intensity 84
6.4 Comparison of Morphological parameters 87
6.4.1 Crater depth Vs Crater Diameter 87
6.4.2 Crater Diameter Vs Floor Diameter 88
6.5 Conclusion 89
7 Way Forward 93
References 95
Appendix 1: Data Format Specifications 99
Appendix 2: ISIS3 pre-processing 100
Appendix 3: MATLAB processing 102
Appendix 4: Composite cube layers 108