Development of an optical flow based system for the precise measurement of plant growth:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
1999
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| Ausgabe: | [Mikrofiche-Ausg.] |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Heidelberg, Univ., Diss., 1999 |
| Beschreibung: | 122 S. Ill., graph. Darst. |
Internformat
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| 245 | 1 | 0 | |a Development of an optical flow based system for the precise measurement of plant growth |c von Dominik Rudolf Schmundt |
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Datensatz im Suchindex
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CONTENTS
1 INTRODUCTION
1
1.1 BACKGROUND OF THE PROJECT. 1
1.2 BOTANICAL BACKGROUND. 2
1.3 OVERVIEW OF THE PROJECT.-. 2
2 BOTANICAL BACKGROUND 5
2.1 PLANT STRUCTURE AND DEVELOPMENT. 5
2.1.1 DEFINITIONS OF GROWTH. 7
2.1.2 ANATOMY OF THE LEAF. 8
2.1.3 PROPERTIES OF THE PLANT CELL. 9
2.2 MACROSCOPIC GROWTH. 12
2.2.1 TERMINOLOGY . 12
2.2.2 DISPLACEMENT MEASUREMENTS. 14
2.2.3 EXAMPLES OF GROWTH MEASUREMENTS . 15
3 IMAGE ANALYSIS BACKGROUND 19
3.1 IMAGE FORMATION. 19
3.1.1 PINHOLE CAMERA . 20
3.1.2 AREA ESTIMATION '. 22
3.1.3 SAMPLING AND DIGITIZATION. 24
3.2 BASIC OPERATIONS FOR IMAGE ANALYSIS. 25
3.3 INTERPOLATION TECHNIQUES. 26
3.3.1 THANGULATION. 27
3.3.2 NORMALIZED CONVOLUTION. 28
4 OPTICAL MOTION ANALYSIS 29
4.1 MOTION ESTIMATORS. 30
4.1.1 GRADIENT-BASED. 30
4.1.2 CORRELATION-BASED. 31
4.1.3 FEATURE BASED . 31
4.1.4 SELECTION CRITERIA. 32
4.2 STRUCTURE TENSOR ANALYSIS. 32
4.2.1 THE STRUCTURE TENSOR STATEMENT. 33
L
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/957802587
4.2.2 SOLVING THE MINIMIZATION PROBLEM. 34
4.2.3 CERTAINTY MEASURES. 3G
4.2.4 IMPLEMENTATION. 37
4.3 PARTICLE TRACKING VELOCIMETRY. 37
4.3.1 EXTRACTING TRAJECTORIES . 37
4.3.2 SEGMENTATION. 39
4.3.3 TVACKING. GG
4.3.4 IMPLEMENTATION. 40
5 EXPERIMENTAL SET-UP AND SOFTWARE DESIGN 41
5.1 EXPERIMENTAL SET-UP. 41
5.1.1 MECHANICAL SET-UP. 41
5.1.2 ILLUMINATION. 44
5.1.3 IMAGE AND DATA ACQUISITION. 46
5.2 CALIBRATION. 47
5.2.1 CAMERA SYSTEM. 47
5.2.2 MECHANICAL LENGTH SENSOR. 4G
5.3 SOFTWARE DESIGN. 50
5.3.1 ACQUISITION MODULE . 52
5.3.2 CALIBRATION MODULE . 52
5.3.3 EVALUATION MODULE. 52
5.3.4 INTERPOLATION MODULE. 53
5.3.5 VISUALIZATION MODULE. 53
6 ANALYSIS OF THE ALGORITHMS 61
6.1 PERFORMANCE ESTIMATION. 62
6.1.1 ERROR MEASURES. 62
6.1.2 MOTION ANALYSIS. 63
6.1.3 INTERPOLATION. 68
6.1.4 ERROR PROPAGATION. 71
6.2 STABILITY AND VALIDATION. 74
6.2.1 VARIATION OF THE SAMPLING RATE. 74
6.2.2 COMPARISON TO OTHER TECHNIQUES. 76
6.2.3 CUMULATIVE GROWTH PERFORMANCE. 78
6.2.4 DATA PROM LITERATURE. 80
7 EXPERIMENTS AND DEPLOYMENT 83
7.1 DIURNAL VARIATIONS OF GROWTH. 84
7.2 TURGOR INDUCED VARIATIONS. 87
7.3 EXAMPLES OF THE DEPLOYMENT . 87
7.3.1 INFLUENCE OF THE LEAF FIXATION. 87
7.4 LEAF DISK TECHNIQUE. 90
8 CONCLUSIONS AND OUTLOOK 93
A WATER POTENTIAL
B COMPOUND GROWTH
C COLOR PLATES |
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| spelling | Schmundt, Dominik Rudolf Verfasser aut Development of an optical flow based system for the precise measurement of plant growth von Dominik Rudolf Schmundt [Mikrofiche-Ausg.] 1999 122 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Heidelberg, Univ., Diss., 1999 Mikroform-Ausgabe 1999 2 Mikrofiches : 24x Mikrofiche-Ausg.: Pflanzenwachstum (DE-588)4045595-6 gnd rswk-swf Bildfolgenverarbeitung (DE-588)4145414-5 gnd rswk-swf Blatt (DE-588)4007051-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Blatt (DE-588)4007051-7 s Pflanzenwachstum (DE-588)4045595-6 s Bildfolgenverarbeitung (DE-588)4145414-5 s DE-604 Reproduktion von Schmundt, Dominik Rudolf Development of an optical flow based system for the precise measurement of plant growth 1999 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=014757853&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schmundt, Dominik Rudolf Development of an optical flow based system for the precise measurement of plant growth Pflanzenwachstum (DE-588)4045595-6 gnd Bildfolgenverarbeitung (DE-588)4145414-5 gnd Blatt (DE-588)4007051-7 gnd |
| subject_GND | (DE-588)4045595-6 (DE-588)4145414-5 (DE-588)4007051-7 (DE-588)4113937-9 |
| title | Development of an optical flow based system for the precise measurement of plant growth |
| title_auth | Development of an optical flow based system for the precise measurement of plant growth |
| title_exact_search | Development of an optical flow based system for the precise measurement of plant growth |
| title_exact_search_txtP | Development of an optical flow based system for the precise measurement of plant growth |
| title_full | Development of an optical flow based system for the precise measurement of plant growth von Dominik Rudolf Schmundt |
| title_fullStr | Development of an optical flow based system for the precise measurement of plant growth von Dominik Rudolf Schmundt |
| title_full_unstemmed | Development of an optical flow based system for the precise measurement of plant growth von Dominik Rudolf Schmundt |
| title_short | Development of an optical flow based system for the precise measurement of plant growth |
| title_sort | development of an optical flow based system for the precise measurement of plant growth |
| topic | Pflanzenwachstum (DE-588)4045595-6 gnd Bildfolgenverarbeitung (DE-588)4145414-5 gnd Blatt (DE-588)4007051-7 gnd |
| topic_facet | Pflanzenwachstum Bildfolgenverarbeitung Blatt Hochschulschrift |
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