Development of a novel context prediction algorithm and analysis of context prediction schemes:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Kassel
Kassel Univ. Press
2008
|
| Schlagworte: | |
| Online-Zugang: | Inhaltstext Inhaltsverzeichnis |
| Beschreibung: | 278 S. Ill., graph. Darst., Kt. 21 cm |
| ISBN: | 9783899583922 |
Internformat
MARC
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Datensatz im Suchindex
| _version_ | 1805095723194122240 |
|---|---|
| adam_text |
IMAGE 1
CONTENTS
INTRODUCTION 17
1.1 CHALLENGES 19
1.2 PROBLEM STATEMENT 20
1.3 SCOPE AND METHODOLOGY 21
1.4 CONTRIBUTION 22
1.5 OUTLINE OF THE THESIS 23
1.6 PUBLICATIONS 24
CONTEXT-AWARENESS 27
2.1 CONTEXT-AWARE COMPUTING 28
2.1.1 DEFINITIONS OF CONTEXT 30
2.1.2 CONTEXT-AWARENESS 32
2.1.3 CONTEXT PROCESSING 32
2.1.4 FRAMEWORKS AND ARCHITECTURES FOR CONTEXT-AWARENESS 34 2.1.5
APPLICATIONS UTILISING CONTEXT 36
2.1.6 CONTEXT-AWARENESS RESEARCH GROUPS AND PROJECTS . . 37 2.2
CONCEPTS AND DEFINITIONS 44
2.2.1 UBIQUITOUS COMPUTING 44
2.2.2 SENSORS, CONTEXT SOURCES AND FEATURES 45
2.2.3 CONTEXT AND CONTEXT TYPES 46
2.2.4 CONTEXT ABSTRACTION LEVELS 49
2.2.5 CONTEXT DATA TYPES 54
2.2.6 REPRESENTATION AND ILLUSTRATION OF CONTEXTS 55
2.3 SUMMARY 57
CONTEXT PREDICTION 59
3.1 RELATED PROJECTS AND RESEARCH GROUPS 60
3.2 CONCEPTS AND DEFINITIONS 69
3.2.1 TIME SERIES AND CONTEXT PATTERNS 70
3.2.2 FREQUENT PATTERNS IN HUMAN BEHAVIOUR 75
3.2.3 CHALLENGES IN UBICOMP ENVIRONMENTS 76
GESCANNT DURCH
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/988737213
DIGITALISIERT DURCH
IMAGE 2
3.2.4 THE CONTEXT PREDICTION TASK 78
3.2.5 CONTEXT PREDICTION SCHEMES 82
3.3 SUMMARY 89
A MODULAR CONTEXT PREDICTION ARCHITECTURE 91
4.1 REQUIREMENTS FOR CONTEXT PREDICTION ARCHITECTURES 92 4.1.1
CHARACTERISTICS OF CONTEXT SOURCES 93
4.1.2 CONTEXT PROCESSING 93
4.1.3 INPUT AND OUTPUT DATA 94
4.1.4 CONTEXT HISTORY 95
4.1.5 ADAPTIVE OPERATION 95
4.2 CONTEXT PREDICTION ARCHITECTURE 96
4.2.1 SUPPLEMENTARY MODULES 97
4.2.2 FLEXIBLE CONTEXT PREDICTION ARCHITECTURE 102 4.3 PREDICTION
APPLICATION 112
4.3.1 APPLICATION SCENARIO 113
4.3.2 IMPLEMENTATION OF THE MOBILE EVENT GUIDE 114 4.3.3 EVALUATION 115
4.4 SUMMARY 115
RESULTS AND STUDIES ON CONTEXT PREDICTION 117
5.1 HIGH-LEVEL AND LOW-LEVEL CONTEXT PREDICTION ACCURACY . . . 118
5.1.1 ANALYTICAL DISCUSSION ON THE IMPACT OF PROCESSING ERRORS 119
5.1.2 IMPACT OF THE SIZE OF THE PREDICTION SEARCH SPACE . . 155 5.1.3
SIMULATION RESULTS ON PREDICTION ACCURACIES 163
5.1.4 SUMMARY 179
5.2 LEARNING AND LONG-TERM ACCURACY 179
5.2.1 ANALYTICAL DISCUSSION 180
5.2.2 SIMULATION RESULTS ON IMPACTS ON THE LEARNING ACCURACY 186 5.2.3
DISCUSSION 200
5.3 SUMMARY 201
CONTEXT PREDICTION ALGORITHMS 203
6.1 ASPECTS OF CONTEXT PREDICTION ALGORITHMS 204
6.1.1 PREDICTION ACCURACY 205
6.1.2 ADAPTABILITY 205
6.1.3 MEMORY AND PROCESSING LOAD 205
10
IMAGE 3
6.1.4 MULTI-DIMENSIONAL TIME SERIES 206
6.1.5 ITERATIVE PREDICTION 206
6.1.6 PREDICTION OF CONTEXT DURATIONS 207
6.1.7 RELAXATION OF TYPICAL BEHAVIOUR PATTERNS 207
6.1.8 CONTEXT DATA TYPES 208
6.1.9 PRE-PROCESSING OF TIME SERIES DATA 208
6.2 CONTEXT PREDICTION METHODS 210
6.2.1 SUPPORT VECTOR MACHINES 210
6.2.2 MARKOV MODEIS 213
6.2.3 THE STATE PREDICTOR METHOD 214
6.2.4 SEIF ORGANISING MAPS 217
6.2.5 PATTERN MATCHING 221
6.2.6 AR, MA AND ARMA MODEIS 227
6.2.7 KAIMAN FILTERE 228
6.2.8 SUMMARY 230
6.3 IMPLEMENTATION 233
6.3.1 ALIGNMENT PREDICTION APPROACH 233
6.3.2 MARKOV PREDICTION APPROACH 235
6.4 SIMULATIONS 236
6.4.1 WINDPOWER PREDICTION 237
6.4.2 LOCATION PREDICTION 242
6.5 SUMMARY 248
7 CONCLUSION 249
7.1 CONTRIBUTION 249
7.1.1 IMPACT OF THE CONTEXT ABSTRACTION LEVEL ON CONTEXT PREDICTION
ACCURACY 251
7.1.2 ALGORITHMS FOR CONTEXT PREDICTION TASKS 252
7.1.3 STANDARDS AND DEFINITIONS 253
7.2 OUTLOOK 254
11 |
| any_adam_object | 1 |
| author | Sigg, Stephan 1978- |
| author_GND | (DE-588)135583314 |
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| author_variant | s s ss |
| building | Verbundindex |
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| dewey-full | 006.3 |
| dewey-hundreds | 000 - Computer science, information, general works |
| dewey-ones | 006 - Special computer methods |
| dewey-raw | 006.3 |
| dewey-search | 006.3 |
| dewey-sort | 16.3 |
| dewey-tens | 000 - Computer science, information, general works |
| discipline | Informatik |
| format | Thesis Book |
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| isbn | 9783899583922 |
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| spelling | Sigg, Stephan 1978- Verfasser (DE-588)135583314 aut Development of a novel context prediction algorithm and analysis of context prediction schemes Stephan Sigg Kassel Kassel Univ. Press 2008 278 S. Ill., graph. Darst., Kt. 21 cm txt rdacontent n rdamedia nc rdacarrier Zugl.: Kassel, Univ., Diss., 2008 Ubiquitous Computing (DE-588)4657367-7 gnd rswk-swf Prognoseverfahren (DE-588)4358095-6 gnd rswk-swf Bewertung (DE-588)4006340-9 gnd rswk-swf Kontextbezogenes System (DE-588)4739720-2 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Ubiquitous Computing (DE-588)4657367-7 s Kontextbezogenes System (DE-588)4739720-2 s Prognoseverfahren (DE-588)4358095-6 s Bewertung (DE-588)4006340-9 s DE-604 Erscheint auch als Online-Ausgabe Sigg, Stephan Development of a novel context prediction algorithm and analysis of context prediction schemes X:MVB text/html http://deposit.dnb.de/cgi-bin/dokserv?id=3112449&prov=M&dok_var=1&dok_ext=htm Inhaltstext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022462434&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Sigg, Stephan 1978- Development of a novel context prediction algorithm and analysis of context prediction schemes Ubiquitous Computing (DE-588)4657367-7 gnd Prognoseverfahren (DE-588)4358095-6 gnd Bewertung (DE-588)4006340-9 gnd Kontextbezogenes System (DE-588)4739720-2 gnd |
| subject_GND | (DE-588)4657367-7 (DE-588)4358095-6 (DE-588)4006340-9 (DE-588)4739720-2 (DE-588)4113937-9 |
| title | Development of a novel context prediction algorithm and analysis of context prediction schemes |
| title_auth | Development of a novel context prediction algorithm and analysis of context prediction schemes |
| title_exact_search | Development of a novel context prediction algorithm and analysis of context prediction schemes |
| title_full | Development of a novel context prediction algorithm and analysis of context prediction schemes Stephan Sigg |
| title_fullStr | Development of a novel context prediction algorithm and analysis of context prediction schemes Stephan Sigg |
| title_full_unstemmed | Development of a novel context prediction algorithm and analysis of context prediction schemes Stephan Sigg |
| title_short | Development of a novel context prediction algorithm and analysis of context prediction schemes |
| title_sort | development of a novel context prediction algorithm and analysis of context prediction schemes |
| topic | Ubiquitous Computing (DE-588)4657367-7 gnd Prognoseverfahren (DE-588)4358095-6 gnd Bewertung (DE-588)4006340-9 gnd Kontextbezogenes System (DE-588)4739720-2 gnd |
| topic_facet | Ubiquitous Computing Prognoseverfahren Bewertung Kontextbezogenes System Hochschulschrift |
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