Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2012
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| Schlagworte: | |
| Online-Zugang: | Volltext https://nbn-resolving.org/urn:nbn:de:bvb:384-opus4-20128 Inhaltsverzeichnis |
| Beschreibung: | XXIV, 180 S. Ill., graph. Darst. |
Internformat
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| 245 | 1 | 0 | |a Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation |c vorgelegt von Wei Qiu |
| 264 | 1 | |c 2012 | |
| 300 | |a XXIV, 180 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Augsburg, Univ., Diss., 2012 | ||
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Datensatz im Suchindex
| _version_ | 1804150160694968320 |
|---|---|
| adam_text | IMAGE 1
CONTENTS
LIST O F F I G U R E S X I
LIST O F TABLES X I X
1 I N T R O D U C T I O N 1
1.1 MOTIVATION 1
1.2 STATE OF THE ART 2
1.3 OBJECTIVES 6
1.4 STRUCTURE OF THE DISSERTATION 6
2 INNOVATION 9
3 R E V I E W O F C O P U L A T H E O R Y 1 1
3.1 INTRODUCTION 11
3.2 COPULA THEORY 12
3.2.1 SKLAR S THEOREM 12
3.2.2 THE FRECHET-HOEFFDING BOUNDS FOR COPULAS 13
3.2.3 PROPERTIES OF COPULAS 13
3.2.4 EMPIRICAL COPULAS 14
3.2.5 KENDALL S T A N D SPEARMAN S P 14
3.2.6 UPPER/LOWER TAIL DEPENDENCE 15
3.3 COPULA FAMILIES 15
3.3.1 GAUSSIAN COPULA 16
3.3.2 STUDENT-T COPULA 16
3.3.3 GUMBEL COPULA 16
3.3.4 CLAYTON COPULA 17
VII
HTTP://D-NB.INFO/103399541X
IMAGE 2
3.3.5 FRANK COPULA 17
3.4 MARGINAL DISTRIBUTIONS 17
3.5 ARMA-GARCH TRANSFORMATION 19
3.6 COPULA-BASED ANALYSIS AND SIMULATION 20
3.6.1 GOODNESS OF FIT TESTS 20
3.6.2 SIMULATING FROM COPULA DISTRIBUTIONS 21
3.6.3 VALIDATION MEASURES 23
4 S T U D Y A R E A A N D TRADITIONAL D A T A SOURCES 2 5
4.1 ALPS AND ALPINE FORELANDS 25
4.2 TRADITIONAL DATA SOURCES 27
4.2.1 RADAR 27
4.2.2 GAUGE 31
4.2.3 PRELIMINARY DATA PROCESSING AND AVAILABILITY 32
4.3 RADAR/GAUGE PAIR WISE COMPARISON 33
4.4 ASSUMPTION OF INDEPENDENT AND IDENTICALLY DISTRIBUTED DATA 37
4.5 SUMMARY AND DISCUSSION 41
5 N E W P R E C I P I T A T I O N D A T A - M I C R O W A V E A T T E N
U A T I O N 4 5
5.1 INTRODUCTION 45
5.2 PHYSICAL BACKGROUND 46
5.2.1 DROP SIZE DISTRIBUTION 46
5.2.2 MIE SCATTERING 47
5.3 ATTENUATION AND RAIN RATE 47
5.3.1 THEORY 48
5.3.2 EMPIRICAL 50
5.4 MW-LINK DERIVED PRECIPITATION 50
5.4.1 MW-LINK DISTRIBUTION 50
5.4.2 WET/DRY DETERMINATION 50
5.4.3 MW-LINK VS GAUGE AND RADAR 53
5.5 SUMMARY AND DISCUSSION 56
VIII
IMAGE 3
C O N T E N T S
6 P O I N T W I S E D A T A INTEGRATION O F G A U G E A N D R A D A R 5
7
6.1 INTRODUCTION 57
6.2 MARGINAL DISTRIBUTIONS 58
6.3 COPULA ANALYSIS WITHOUT ARMA-GARCH TRANSFORMATION 61
6.3.1 COPULA FITTING 61
6.3.2 SIMULATION AND VALIDATION 65
6.4 COPULA ANALYSIS WITH ARMA-GARCH TRANSFORMATION 70
6.4.1 COPULA FITTING 70
6.4.2 SIMULATION AND VALIDATION 72
6.5 SUMMARY AND DISCUSSION 72
7 C O P U L A P A R A M E T E R M A P B A S E D A P P R O A C H T O A S
S I M I L A T E P R E C I P I T A T I O N INFORMATION F R O M R A D A R
A N D G A U G E 7 7
7.1 COPULA PARAMETER MAP 78
7.2 SIMULATED FIELD OF PSEUDO OBSERVATIONS 81
7.2.1 MULTIPLE THETA 81
7.2.2 MAXIMUM THETA 83
7.3 VALIDATION 86
7.3.1 VISUAL INSPECTION 87
7.3.2 QUANTITATIVE VALIDATION 88
7.4 SIMULATIONS WITH ARMA-GARCH TRANSFORMATION 91
7.5 SUMMARY AND DISCUSSION 99
8 D A T A A S S I M I L A T I O N A P P R O A C H B A S E D O N I N T E
R P O L A T E D C O P U L A P A R A M E T E R F I E L D 1 0 1
8.1 INTRODUCTION 101
8.2 METHODOLOGY 102
8.3 RESULTS 104
8.3.1 INTERPOLATED COPULA PARAMETER FIELD 104
8.3.1.1 WITHOUT ARMA-GARCH TRANSFORMATION 104
8.3.1.2 WITH ARMA-GARCH TRANSFORMATION 108
8.3.2 SIMULATED FIELD OF PSEUDO OBSERVATIONS 114
8.4 VALIDATION OF THE SIMULATED PRECIPITATION FIELDS 118
8.4.1 WITHOUT ARMA-GARCH TRANSFORMATION 118
I X
IMAGE 4
8.4.2 WITH ARMA-GARCH TRANSFORMATION 118
8.5 SUMMARY AND DISCUSSION 120
9 C O M B I N A T I O N O F VARIOUS SPATIAL D I S T R I B U T I O N S
FOR D E P E N D E N C E STRUC
T U R E A N D M A R G I N A L D I S T R I B U T I O N 1 2 5
9.1 TEMPERATURE AND ALTITUDE DRIVEN MARGINAL DISTRIBUTION 126
9.1.1 DATA SOURCE 126
9.1.2 TEMPERATURE DEPENDENT GAUGE MARGINAL DISTRIBUTION 127
9.1.3 POINT SCALE RESULTS 129
9.1.4 SPATIAL EXTENSION 130
9.1.5 WEIBULL DISTRIBUTION BASED APPROACH 133
9.2 RAINFALL TYPE CLASSIFICATION 138
9.3 COMBINATIONS OF DIFFERENT SPATIAL DEPENDENCE STRUCTURE AND MARGINAL
DISTRIBUTIONS 140
9.4 IMPACTS FROM RELATIVE HUMIDITY EFFECT FOR MARGINAL DISTRIBUTIONS . .
. 144
9.5 TEMPERATURE DRIVEN DEPENDENCE STRUCTURE 147
9.6 SUMMARY AND DISCUSSION 147
10 SIMULATION INCLUDING M W - L I N K S 1 4 9
10.1 INTRODUCTION 149
10.2 COPULA PARAMETER MAP BASED APPROACH 150
10.2.1 COPULA PARAMETER MAP DERIVED FROM MW-LINKS 150
10.2.2 SIMULATED FIELD OF PSEUDO OBSERVATIONS 153
10.2.3 VALIDATION 154
10.3 MW-LINK BASED ADJUSTMENT 157
10.3.1 POINT WISE ADJUSTMENT 158
10.3.2 SPATIAL EXTENSION 160
10.4 SUMMARY AND DISCUSSION 164
11 SUMMARY, CONCLUSIONS A N D P E R S P E C T I V E S 1 6 5
11.1 SUMMARY AND CONCLUSIONS 165
11.2 PERSPECTIVE OF FUTURE WORK 168
BIBLIOGRAPHY 1 7 1
|
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| spelling | Qiu, Wei Verfasser aut Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation vorgelegt von Wei Qiu 2012 XXIV, 180 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Augsburg, Univ., Diss., 2012 Radar (DE-588)4176765-2 gnd rswk-swf Mikrowelle (DE-588)4039246-6 gnd rswk-swf Dämpfungsmessung (DE-588)4148744-8 gnd rswk-swf Niederschlagsmessung (DE-588)4042236-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Niederschlagsmessung (DE-588)4042236-7 s Dämpfungsmessung (DE-588)4148744-8 s Mikrowelle (DE-588)4039246-6 s Radar (DE-588)4176765-2 s DE-604 Erscheint auch als Online-Ausgabe urn:nbn:de:bvb:384-opus4-20128 http://opus.bibliothek.uni-augsburg.de/opus4/frontdoor/index/index/docId/2012 Verlag kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:bvb:384-opus4-20128 Resolving-System DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025858504&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Qiu, Wei Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation Radar (DE-588)4176765-2 gnd Mikrowelle (DE-588)4039246-6 gnd Dämpfungsmessung (DE-588)4148744-8 gnd Niederschlagsmessung (DE-588)4042236-7 gnd |
| subject_GND | (DE-588)4176765-2 (DE-588)4039246-6 (DE-588)4148744-8 (DE-588)4042236-7 (DE-588)4113937-9 |
| title | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation |
| title_auth | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation |
| title_exact_search | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation |
| title_full | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation vorgelegt von Wei Qiu |
| title_fullStr | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation vorgelegt von Wei Qiu |
| title_full_unstemmed | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation vorgelegt von Wei Qiu |
| title_short | Copula-Based Precipitation Fields Estimation Combining Data from Radar, Gauge and Microwave Attenuation |
| title_sort | copula based precipitation fields estimation combining data from radar gauge and microwave attenuation |
| topic | Radar (DE-588)4176765-2 gnd Mikrowelle (DE-588)4039246-6 gnd Dämpfungsmessung (DE-588)4148744-8 gnd Niederschlagsmessung (DE-588)4042236-7 gnd |
| topic_facet | Radar Mikrowelle Dämpfungsmessung Niederschlagsmessung Hochschulschrift |
| url | http://opus.bibliothek.uni-augsburg.de/opus4/frontdoor/index/index/docId/2012 https://nbn-resolving.org/urn:nbn:de:bvb:384-opus4-20128 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025858504&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT qiuwei copulabasedprecipitationfieldsestimationcombiningdatafromradargaugeandmicrowaveattenuation |