Correction of bidirectional effects in imaging spectrometer data:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Zurich
Remote Sensing Laboratories, Dep. of Geography, Univ. of Zurich
2001
|
| Schriftenreihe: | Remote sensing series
37 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zs-fassung in dt. Sprache |
| Beschreibung: | XIV, 188 S. Ill., zahlr. graph. Dart. |
| ISBN: | 3037030011 |
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Datensatz im Suchindex
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|---|---|
| adam_text | Titel: Correction of bidirectional effects in imaging spectrometer data
Autor: Beisl, Ulrich
Jahr: 2001
Contents
Abstract
Zusammenfassung
Contents
v
List of Figures
Vili
List of Tables
x
List of Abbreviations
List of Symbols xjv
1 Introduction j
1.1 Problem Description: Why BRDF correction?................ 3
1.2 The Structure of this Study..................... 3
2 Methods 5
2.1 Introduction..................... 5
2.2 Radiometrie Quantities............................ 5
2.3 Bidirectional Reflectance........................... 7
2.3.1 BRDF and Related Quantities.................... 7
2.3.2 Origin of BRDF Effects ....................... 10
23.3 Symmetries and the Helmholtz Principle .............. 11
24 Atmospheric Influence............................ 13
2.4.1 Gaseous Absorption ......................... 13
2.4.2 Aerosol Scattering.......................... 13
2.4.3 Radiative Transfer Codes....................... 14
v
2.4.4 Radiation Components Reaching the Sensor............. 15
2.4.5 BRDF Retrieval under Natural Illumination............. 16
2.5 Ground Spectrometry............................. 17
2.5.1 Introduction.............................. I7
2.5.2 Reflectance Standards ........................ 17
2.5.3 Sun Photometry............................ 18
2.5.4 Goniometrie Measurements ..................... 18
2.5.5 FIGOS................................ I9
2.5.6 Measurement Strategy........................ 19
2.5.7 Goniometrie Data Processing .................... 20
2.6 Imaging Spectrometry ............................ 21
2.6.1 Introduction.............................. 21
2.6.2 Line Scanners............................. 21
2.6.3 The HyMap Sensor.......................... 22
2.6.4 Atmospheric Correction....................... 23
2.6.5 Geometric Correction......................... 23
2.6.6 Vicarious Calibration......................... 23
2.7 BRDF Models................................. 24
2.7.1 Introduction.............................. 24
2.7.2 Empirical Models........................... 25
2.7.3 Physical Models ........................... 26
2.7.4 Semiempirical Models........................ 27
2.7.5 Linear Semiempirical Models.................... 27
2.7.6 BRDF Models for 3D Computer Visualization ........... 33
2.8 Inversion of Models.............................. 35
2.8.1 Linear Model Inversion vs Look Up Tables............. 35
2.8.2 Kernel-Driven Models and Linear Inversion............. 36
2.8.3 Sampling Strategy.......................... 37
2.8.4 Separation of In-scene and Angular Variation............ 37
2.8.5 Ambiguity and a priori Information................. 38
2.9 Image Correction for a Line Scanner..................... 40
3 Results 43
3.1 Overview.................... 43
vi
3.2 The DAISEX 99 Campaign.......................... 43
3.2.1 Goniometer Data........................... 44
3.2.2 Hyperspectral Image Data...................... 44
3.3 Processing of Goniometer Data........................ 46
3.3.1 Preprocessing............................. 46
3.3.2 Reflectance Anisotropy in NDVI................... 47
3.3.3 Black Sky Albedo from Goniometrie Data.............. 49
3.4 Classification Results for HyMap Data.................... 52
3.5 Modeling Results for HyMap Data...................... 57
3.6 Validation of HyMap BRDF Data with Goniometer Data.......... 61
3.6.1 Validation of Reflectance....................... 61
3.6.2 Validation of Angular Dependence.................. 65
3.7 Correcting Images of Different Right Directions............... 69
3.7.1 Comparing Correction Factors.................... 69
3.7.2 Comparing Image Differences.................... 71
3.7.3 Corrected vs Uncorrected Images.................. 72
4 Discussion 81
4.1 Conclusions.................................. 81
4.2 Outlook.................................... 82
4.2.1 Other Sensors............................. 82
4.2.2 Modeling............................... 82
4.2.3 Classification............................. 83
4.2.4 Spectral Dependence of BRDF.................... 83
4.2.5 Goniometrie Measurements ..................... 83
4.2.6 Including a Digital Elevation Model................. 84
4.2.7 Integration into the Atmospheric Correction Process........ 84
Appendix 85
References 177
Acknowledgements 189
|
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| id | DE-604.BV014608998 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T19:04:19Z |
| institution | BVB |
| isbn | 3037030011 |
| language | English |
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| physical | XIV, 188 S. Ill., zahlr. graph. Dart. |
| publishDate | 2001 |
| publishDateSearch | 2001 |
| publishDateSort | 2001 |
| publisher | Remote Sensing Laboratories, Dep. of Geography, Univ. of Zurich |
| record_format | marc |
| series | Remote sensing series |
| series2 | Remote sensing series |
| spelling | Beisl, Ulrich Verfasser aut Correction of bidirectional effects in imaging spectrometer data Ulrich Beisl Zurich Remote Sensing Laboratories, Dep. of Geography, Univ. of Zurich 2001 XIV, 188 S. Ill., zahlr. graph. Dart. txt rdacontent n rdamedia nc rdacarrier Remote sensing series 37 Zs-fassung in dt. Sprache Zugl.: Zürich, Univ., Diss., 2001 Reflexion Physik (DE-588)4177333-0 gnd rswk-swf Bidirektionale Reflektanzverteilungsfunktion (DE-588)4616891-6 gnd rswk-swf Fernerkundung (DE-588)4016796-3 gnd rswk-swf Bildverarbeitung (DE-588)4006684-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Reflexion Physik (DE-588)4177333-0 s Bidirektionale Reflektanzverteilungsfunktion (DE-588)4616891-6 s DE-188 Bildverarbeitung (DE-588)4006684-8 s Fernerkundung (DE-588)4016796-3 s Remote sensing series 37 (DE-604)BV035361323 37 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009930878&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Beisl, Ulrich Correction of bidirectional effects in imaging spectrometer data Remote sensing series Reflexion Physik (DE-588)4177333-0 gnd Bidirektionale Reflektanzverteilungsfunktion (DE-588)4616891-6 gnd Fernerkundung (DE-588)4016796-3 gnd Bildverarbeitung (DE-588)4006684-8 gnd |
| subject_GND | (DE-588)4177333-0 (DE-588)4616891-6 (DE-588)4016796-3 (DE-588)4006684-8 (DE-588)4113937-9 |
| title | Correction of bidirectional effects in imaging spectrometer data |
| title_auth | Correction of bidirectional effects in imaging spectrometer data |
| title_exact_search | Correction of bidirectional effects in imaging spectrometer data |
| title_full | Correction of bidirectional effects in imaging spectrometer data Ulrich Beisl |
| title_fullStr | Correction of bidirectional effects in imaging spectrometer data Ulrich Beisl |
| title_full_unstemmed | Correction of bidirectional effects in imaging spectrometer data Ulrich Beisl |
| title_short | Correction of bidirectional effects in imaging spectrometer data |
| title_sort | correction of bidirectional effects in imaging spectrometer data |
| topic | Reflexion Physik (DE-588)4177333-0 gnd Bidirektionale Reflektanzverteilungsfunktion (DE-588)4616891-6 gnd Fernerkundung (DE-588)4016796-3 gnd Bildverarbeitung (DE-588)4006684-8 gnd |
| topic_facet | Reflexion Physik Bidirektionale Reflektanzverteilungsfunktion Fernerkundung Bildverarbeitung Hochschulschrift |
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