User interfaces for wearable computers: development and evaluation
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Wiesbaden
Vieweg + Teubner
2008
|
| Ausgabe: | 1. ed. |
| Schriftenreihe: | Wissenschaft
Vieweg + Teubner research |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XX, 273 S. Ill., graph. Darst. |
| ISBN: | 9783835102569 |
Internformat
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| 100 | 1 | |a Witt, Hendrik |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a User interfaces for wearable computers |b development and evaluation |c Hendrik Witt |
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| 264 | 1 | |a Wiesbaden |b Vieweg + Teubner |c 2008 | |
| 300 | |a XX, 273 S. |b Ill., graph. Darst. | ||
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Datensatz im Suchindex
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|---|---|
| adam_text | Titel: User interfaces for wearable computers
Autor: Witt, Hendrik
Jahr: 2008
Contents
Foreword v
Preface vii
Abstract ix
1 Introduction 1
1.1 Motivation.................................... 1
1.2 Wearable User Interfaces............................ 2
1.3 Research Question and Methodology-..................... 3
1.4 Scope and Limitation of the Thesis...................... 5
1.5 Thesis Organization............................... 6
1 Theoretical Framework and Related Work 9
2 Interdisciplinary Foundations 11
2.1 What, is a Wearable Computer?........................ 11
2.2 Research Topics of Wearable Computers................... 14
2.3 Contributing Research Areas.......................... 19
3 Fundamentals of Perception and Cognition 21
3.1 Introduction................................... 21
3.2 The Visual Stimulus .............................. 22
3.2.1 Light - The Stimulus for Vision.................... 23
3.2.2 Visual Acuity.............................. 24
3.2.3 Perception of Color........................... 25
3.2.4 Perceiving Objects........................... 27
3.3 The Auditor}- Stimulus............................. 30
3.3.1 The Range of Hearing Sounds..................... 31
xii Contents
3.3.2 Speech Perception and its Multimodal Nature............ 32
3.4 Attention and Performance Limitations.................... 33
4 Human-Computer Interaction 37
4.1 HCI and Wearable Computers......................... 37
4.2 Output Hardware for Wearable Computers.................. 39
4.2.1 Wearable Visual Displays ....................... 39
4.2.2 Wearable Audio Displays........................ 43
4.2.3 Haptic Wearable Output Devices................... 47
4.3 Input Hardware for Wearable Computers................... 48
4.3.1 Implicit Wearable Input........................ 49
4.3.2 Wearable Text Input.......................... 50
4.3.3 Wearable Command Input....................... 53
4.4 Interruption Handling ............................. 54
4.4.1 Modeling Interruptions......................... 55
4.4.2 Interruptions in Mobile and Wearable Computing.......... 56
4.5 User Interface Evaluation............................ 57
4.5.1 Evaluation Methods .......................... 59
4.5.2 Evaluation of Mobile Applications................... Gl
5 Context-Awareness and Adaptive User Interfaces 63
5.1 Definitions.................................... ^3
5.2 Design and Architecture Principles...................... 64
5.2.1 Adaptation Goals and Strategies ................... 65
5.2.2 Architectural Structures........................ 66
5.3 Enabling Tool Support Systems........................ 70
5.4 Summary .................................... 72
II Design and Development of Wearable User Interfaces 73
6 An Approach for Developing Wearable User Interfaces 75
6.1 User Interface Design and Development.................... ?
6.2 Wearable User Interface Development Process................ /8
6.2.1 Overview ................................ *
6.2.2 Interface Component Process .....................
6.2.3 Wearable Application Development Process............. ^
6.3 Conclusion.................................... ^
Contents xiii
III Evaluation of Wearable User Interfaces 89
7 The HotWire Apparatus 91
7.1 Introduction................................... 91
7.2 The HotWire Primary Task Simulator .................... 92
7.2.1 Construction of the HotWire Apparatus ............... 93
7.2.2 Monitoring Software.......................... 96
7.3 Modeling Primary Tasks with the HotWire.................. 97
7.3.1 Manual Task Characteristics...................... 98
7.3.2 Modifiable Parameters......................... 99
7.3.3 Modeling Examples........................... 100
7.4 Apparatus Enhancements ........................... 102
7.5 Conclusion.................................... 104
8 Interruption Methods for Gesture Interaction 105
8.1 Introduction................................... 105
8.2 Hypotheses ................................... 106
8.3 Experiment................................... 106
8.3.1 Primary Task.............................. 107
8.3.2 Interruption Task............................ 108
8.3.3 Methods for Handling Interruptions.................. 109
8.4 User Study ................................... 110
8.4.1 Apparatus................................ 110
8.4.2 Gesture Interaction........................... Ill
8.5 Results...................................... 113
8.5.1 Time................................... 116
8.5.2 Contacts................................. 116
8.5.3 Error Rate................................ 118
8.5.4 Average Delay.............................. 119
8.6 Evaluation of the HotWire Apparatus..................... 120
8.7 Conclusion.................................... 122
9 Interruption Methods for Speech Interaction 125
9.1 Introduction................................... 125
9.2 Hypotheses ................................... 126
9.3 Experiment................................... 126
9.3.1 Primary Task.............................. 127
9.3.2 Secondary Task............................. 127
xiv Contents
9.3.3 Methods for Handling Interruptions..................128
9.4 User Study ...................................129
9.5 Results......................................132
9.5.1 Time...................................134
9.5.2 Contacts.................................135
9.5.3 Error Rate................................137
9.5.4 Average Delay..............................139
9.6 Qualitative Results...............................141
9.6.1 Questionnaires .............................141
9.6.2 User Behavior Observations......................143
9.7 Conclusion....................................144
10 Visual Feedback and Frames of Reference for Gesture Interaction 147
10.1 Introduction...................................147
10.2 Hypotheses ...................................148
10.3 User Feedback..................................148
10.4 Different Frames of Reference and Gestures..................150
10.5 Experiment...................................151
10.5.1 Physical Task..............................152
10.5.2 Virtual Task...............................153
10.5.3 Sampling of Body Postures.......................153
10.5.4 The Data Glove.............................154
10.5.5 Visual Feedback.............................156
10.6 User Study ...................................157
10.7 Results......................................158
10.7.1 Completion Time of the Physical Task................It)1
10.7.2 Contacts in the Physical Task.....................162
10.7.3 Average Delay in the Virtual Task ..................162
10.7.4 Error Rate in the Virtual Task ....................163
10.7.5 Effort of Hand Gestures ........................163
10.7.6 Accuracy of Hand Gestures ......................164
10.7.7 Qualitative Data............................165
10.8 Discussion...................... ........I(j6
10.8.1 The Problem of Immersive Feedback.................166
10.8.2 The Novelty of Interaction Techniques ................167
10.9 Conclusion..................... .....109
Contents xv
IV Development of Wearable User Interface 171
11 The Wearable User Interface Toolkit 173
11.1 Basic Requirements............................... 173
11.2 Intended Use of the Toolkit .......................... 174
11.3 Overview of the Software Architecture .................... 176
11.4 Core Framework ................................ 178
11.4.1 Configuration and Bootstrap Process................. 179
11.4.2 Management of I/O Devices...................... 180
11.4.3 Event Queuing and Event Dispatching................ 182
11.4.4 Additional Service Modules ...................... 184
11.5 Abstract User Interface Description Layer .................. 185
11.5.1 Abstract Modeling Language ..................... 185
11.5.2 Dynamic Changes and Asynchronous Communication........ 187
11.5.3 A Simple Abstract UI Modeling Example............... 190
11.6 Interface Rendering............................... 193
11.6.1 Different Rendering Styles....................... 194
11.6.2 User Interaction............................. 195
11.6.3 Default Layout and Interaction Style................. 197
11.7 Interface Adaptation System.......................... 201
11.7.1 Interface Constraint Modification................... 201
11.7.2 Adaptation Network Model ...................... 203
11.8 Conclusion.................................... 205
12 Applications 207
12.1 KATO Aircraft Maintenance Assistant....................207
12.1.1 Main Functionalities..........................207
12.1.2 Application Developer s Experiences .................209
12.2 Assembly Line Trainer for Car Production..................210
12.2.1 Hardware Architecture.........................211
12.2.2 Software Architecture..........................211
12.3 Aircraft Disassembly Assistant.........................213
12.3.1 Development. Process of the Application ...............214
12.3.2 Hardware and Software Architecture.................214
12.4 Conclusion....................................216
jjyj Contents
V Conclusion 219
13 Conclusions and Final Remarks 221
13.1 Contributions..................................222
13.2 Future Work...................................223
13.2.1 HotWire Evaluation ..........................224
13.2.2 User Interface Development......................225
Bibliography 227
Appendix 255
A User Studies 257
A.l Questionnaires .................................257
B WUI-Toolkit 265
B.l User Interface Screenshots........................... 265
B.2 Abstract User Interface Description Layer .................. 208
B.2.1 Language Specification......................... 268
B.3 WUI-Toolkit Configuration........................... 268
B.3.1 Framework Configuration ....................... 268
B.3.2 I/O Device Configuration ....................... 270
B.3.3 User Profile............................... 272
B.3.4 Adaptation Constraints (Excerpt)................... 272
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| indexdate | 2024-07-09T22:03:12Z |
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| isbn | 9783835102569 |
| language | English |
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| physical | XX, 273 S. Ill., graph. Darst. |
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| spelling | Witt, Hendrik Verfasser aut User interfaces for wearable computers development and evaluation Hendrik Witt 1. ed. Wiesbaden Vieweg + Teubner 2008 XX, 273 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Wissenschaft Vieweg + Teubner research Zugl.: Bremen, Univ., Diss., 2007 Wearable Computing (DE-588)4830130-9 gnd rswk-swf Benutzeroberfläche (DE-588)4131424-4 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Wearable Computing (DE-588)4830130-9 s Benutzeroberfläche (DE-588)4131424-4 s DE-604 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018592441&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Witt, Hendrik User interfaces for wearable computers development and evaluation Wearable Computing (DE-588)4830130-9 gnd Benutzeroberfläche (DE-588)4131424-4 gnd |
| subject_GND | (DE-588)4830130-9 (DE-588)4131424-4 (DE-588)4113937-9 |
| title | User interfaces for wearable computers development and evaluation |
| title_auth | User interfaces for wearable computers development and evaluation |
| title_exact_search | User interfaces for wearable computers development and evaluation |
| title_full | User interfaces for wearable computers development and evaluation Hendrik Witt |
| title_fullStr | User interfaces for wearable computers development and evaluation Hendrik Witt |
| title_full_unstemmed | User interfaces for wearable computers development and evaluation Hendrik Witt |
| title_short | User interfaces for wearable computers |
| title_sort | user interfaces for wearable computers development and evaluation |
| title_sub | development and evaluation |
| topic | Wearable Computing (DE-588)4830130-9 gnd Benutzeroberfläche (DE-588)4131424-4 gnd |
| topic_facet | Wearable Computing Benutzeroberfläche Hochschulschrift |
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