Plant leaf motion estimation using A 5D affine optical flow model:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Jülich
Forschungszentrum, Zentralbibliothek
2010
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| Schriftenreihe: | Schriften des Forschungszentrums Jülich
Reihe Energie & Umwelt ; 57 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | X, 143 S. Ill., graph. Darst. 24 cm |
| ISBN: | 9783893366132 |
Internformat
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| 245 | 1 | 0 | |a Plant leaf motion estimation using A 5D affine optical flow model |c Tobias Schuchert. Forschungszentrum Jülich GmbH, Institute of Chemistry and Dynamics of the Geosphere, Phytosphere. [Publ.: Forschungszentrum Jülich GmbH, Zentralbibliothek] |
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Datensatz im Suchindex
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|---|---|
| adam_text | CONTENTS
1 INTRODUCTION 1
1.1 MOTIVATION AND APPROACH 2
1.2 THESIS OUTLINE 3
2 PARAMETER ESTIMATION OF DYNAMIC PROCESSES 5
2.1 MODEL DERIVATION 7
2.1.1 MODELING OF FLOW FIELDS 8
2.1.2 MODEL LIMITATIONS 10
2.2 DISCRETIZATION 11
2.3 PARAMETER ESTIMATION 12
2.3.1 LEAST SQUARES 12
2.3.2 TOTAL LEAST SQUARES 13
2.3.3 RESPECTING KNOWN MEASUREMENT ERRORS IN ESTIMATION SCHEMES 17
2.3.4 ROBUST ESTIMATION 22
2.4 CONCLUSIONS 29
3 APPROACHES TO 3D MOTION ESTIMATION 31
3.1 SCENE FLOW 32
3.2 RANGE FLOW 33
3.2.1 THE RANGE CONSTRAINT 33
3.2.2 THE INTENSITY CONSTRAINT 34
3.2.3 RANGE FLOW ESTIMATION 34
3.3 AFFINE MODEL 35
3.3.1 DERIVATION OF THE BCCE 36
3.3.2 PARAMETER ESTIMATION 42
3.4 EXPERIMENTS 44
3.4.1 SINUSOIDAL PATTERN 45
3.4.2 SYNTHETIC CUBE 50
3.4.3 PLANT SEQUENCES 51
3.5 CONCLUSIONS 55
VII
HTTP://D-NB.INFO/1005307377
CONTENTS
MODELING BRIGHTNESS CHANGES 57
4.1 PREFILTERING 57
4.2 BRIGHTNESS CONSTRAINTS 59
4.2.1 THE GRADIENT CONSTANCY CONSTRAINT 60
4.2.2 COMBINED INTENSITY AND
GRADIENT CONSTANCY CONSTRAINT 60
4.2.3 A PHYSICS-BASED BRIGHTNESS CHANGE MODEL 60
4.3 EXTENSION OF 3D MOTION ESTIMATION MODELS 63
4.3.1 SCENE FLOW 63
4.3.2 RANGE FLOW 63
4.3.3 AFFINE MODEL 65
4.4 EXPERIMENTS 66
4.4.1 EVALUATION OF BRIGHTNESS CHANGE MODELS
FOR THE AFFINE MODEL 66
4.4.2 EVALUATION OF PREFILTERS AND BRIGHTNESS CHANGE
MODELS FOR RANGE FLOW 72
4.4.3 COMPARISON OF MODELS 82
4.5 CONCLUSIONS 86
MODELING ROTATION 89
5.1 MODEL DERIVATION 90
5.1.1 SURFACE PATCH MODEL 90
5.1.2 CAMERA MODEL 90
5.1.3 PIXEL-CENTERED VIEW 90
5.1.4 PROJECTING THE PIXEL GRID TO THE SURFACE 91
5.1.5 BRIGHTNESS CHANGE MODEL 92
5.1.6 COMBINATION OF MODELS 92
5.1.7 ROTATION 94
5.1.8 THE RANGE CONSTRAINT, Z
T
, 6
4
, AND WHY (5.5) STILL HOLDS UNDER
ROTATION 94
5.1.9 A 4D-AFFINE MODEL 95
5.2 PARAMETER ESTIMATION 96
5.3 EXPERIMENTS 97
5.3.1 SINUSOIDAL PATTERN 97
5.3.2 SYNTHETIC CUBE 100
5.3.3 CASTOR OH PLANT 102
5.4 CONCLUSIONS 104
5D-AFFINE SCENE FLOW MODEL 105
6.1 5D-AFFINE MODEL 105
6.2 PARAMETER ESTIMATION 108
6.3 EXPERIMENTS 108
6.3.1 SINUSOIDAL PATTERN 109
VIII
CONTENTS
6.3.2 SYNTHETIC CUBE ILL
6.3.3 CASTOR OIL PLANT 115
6.3.4 TOBACCO
PLANT 116
6.4 CONCLUSIONS 119
7 CONCLUSIONS AND OUTLOOK 121
7.1 SUMMARY AND CONCLUSIONS 121
7.2 FUTURE WORK 123
7.3 CLOSURE 125
A AVERAGE ANGULAR ERROR 127
B SYNTHETIC TESTSEQUENCES 129
BIBLIOGRAPHY 133
CURRICULUM VITAE 141
ACKNOWLEDGEMENTS 143
IX
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| any_adam_object | 1 |
| author | Schuchert, Tobias 1980- |
| author_GND | (DE-588)141693266 |
| author_facet | Schuchert, Tobias 1980- |
| author_role | aut |
| author_sort | Schuchert, Tobias 1980- |
| author_variant | t s ts |
| building | Verbundindex |
| bvnumber | BV036629913 |
| ctrlnum | (OCoLC)665166784 (DE-599)DNB1005307377 |
| dewey-full | 575.570285637 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 575 - Specific parts of & systems in plants |
| dewey-raw | 575.570285637 |
| dewey-search | 575.570285637 |
| dewey-sort | 3575.570285637 |
| dewey-tens | 570 - Biology |
| discipline | Biologie Informatik |
| format | Thesis Book |
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| indexdate | 2024-07-09T22:44:34Z |
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| isbn | 9783893366132 |
| language | English |
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| physical | X, 143 S. Ill., graph. Darst. 24 cm |
| publishDate | 2010 |
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| series | Schriften des Forschungszentrums Jülich |
| series2 | Schriften des Forschungszentrums Jülich : Reihe Energie & Umwelt |
| spelling | Schuchert, Tobias 1980- Verfasser (DE-588)141693266 aut Plant leaf motion estimation using A 5D affine optical flow model Tobias Schuchert. Forschungszentrum Jülich GmbH, Institute of Chemistry and Dynamics of the Geosphere, Phytosphere. [Publ.: Forschungszentrum Jülich GmbH, Zentralbibliothek] Jülich Forschungszentrum, Zentralbibliothek 2010 X, 143 S. Ill., graph. Darst. 24 cm txt rdacontent n rdamedia nc rdacarrier Schriften des Forschungszentrums Jülich : Reihe Energie & Umwelt 57 Zugl.: Aachen, Univ., Diss., 2010 Blatt (DE-588)4007051-7 gnd rswk-swf Motion Capturing (DE-588)4546181-8 gnd rswk-swf Modellierung (DE-588)4170297-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Blatt (DE-588)4007051-7 s Motion Capturing (DE-588)4546181-8 s Modellierung (DE-588)4170297-9 s DE-604 Schriften des Forschungszentrums Jülich Reihe Energie & Umwelt ; 57 (DE-604)BV023393979 57 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020549748&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schuchert, Tobias 1980- Plant leaf motion estimation using A 5D affine optical flow model Schriften des Forschungszentrums Jülich Blatt (DE-588)4007051-7 gnd Motion Capturing (DE-588)4546181-8 gnd Modellierung (DE-588)4170297-9 gnd |
| subject_GND | (DE-588)4007051-7 (DE-588)4546181-8 (DE-588)4170297-9 (DE-588)4113937-9 |
| title | Plant leaf motion estimation using A 5D affine optical flow model |
| title_auth | Plant leaf motion estimation using A 5D affine optical flow model |
| title_exact_search | Plant leaf motion estimation using A 5D affine optical flow model |
| title_full | Plant leaf motion estimation using A 5D affine optical flow model Tobias Schuchert. Forschungszentrum Jülich GmbH, Institute of Chemistry and Dynamics of the Geosphere, Phytosphere. [Publ.: Forschungszentrum Jülich GmbH, Zentralbibliothek] |
| title_fullStr | Plant leaf motion estimation using A 5D affine optical flow model Tobias Schuchert. Forschungszentrum Jülich GmbH, Institute of Chemistry and Dynamics of the Geosphere, Phytosphere. [Publ.: Forschungszentrum Jülich GmbH, Zentralbibliothek] |
| title_full_unstemmed | Plant leaf motion estimation using A 5D affine optical flow model Tobias Schuchert. Forschungszentrum Jülich GmbH, Institute of Chemistry and Dynamics of the Geosphere, Phytosphere. [Publ.: Forschungszentrum Jülich GmbH, Zentralbibliothek] |
| title_short | Plant leaf motion estimation using A 5D affine optical flow model |
| title_sort | plant leaf motion estimation using a 5d affine optical flow model |
| topic | Blatt (DE-588)4007051-7 gnd Motion Capturing (DE-588)4546181-8 gnd Modellierung (DE-588)4170297-9 gnd |
| topic_facet | Blatt Motion Capturing Modellierung Hochschulschrift |
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| work_keys_str_mv | AT schucherttobias plantleafmotionestimationusinga5daffineopticalflowmodel |