iv
7. TABLE OF CONTENTS
PAGE DECLARATION
APPROVAL DEDICATION
ABSTRACT i ABSTRAK ii
ACKNOWLEDGEMENT iii TABLE OF CONTENTS iv
LIST OF TABLES vi LIST OF FIGURES vii
LIST OF ABBREVIATIONS ix LIST OF APPENDICES xi
LIST OF RELATED PUBLICATION xii CHAPTER
1. INTRODUCTION
1.1 Research Motivation
1 1.1.1 Factors Affecting Data Accessibility
3 1.2
Research Aim and Objectives 7
1.3 Research Contributions
8 1.4
Research Scope 12
1.5 Thesis Outline 12
2. LITERATURE REVIEW
2.1 Background
13 2.2 Data Accessibility Definitions
14 2.3
Data Accessibility Methods 16
2.3.1 Providing Secure Access
16 2.3.2
Providing Seamless Access 20
2.3.3 Improving Speed of Access
30 2.3.4
Acquiring Complete Datasets 32
2.4 Conclusion
38
3. METHODOLOGY
3.1 Research Design
40 3.2 Conceptual Model of COLLIDS
43 3.3
Architecture of COLLIDS 45
3.3.1 Data Cleaning Layer in COLLIDS
49 3.3.2
Application Layer in COLLIDS 50
3.4 Implementation of COLLIDS
59 3.4.1
Collaborative System Environment 59
3.4.2 COLLIDS Implementation Background and Requirements
62 3.5
Evaluation Method 64
3.6 Conclusion
69
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4. PRACTICAL ANALYSIS
4.1 A COLLIDS System Implementation: A Case Study in Healthcare
70 4.1.1
QR Code Applications Related Work 73
4.2 Development of COLLIDS prototype
77 4.3
Implementation of COLLIDS Architecture Setup in Healthcare Domain 78
4.3.1 Data Cleaning Implementations in COLLIDS
82 4.4
Implementation of COLLIDS Application Layer in Healthcare Domain 83
4.5 The Practical Analysis of COLLIDS Implementation 89
4.6 Conclusion
91
5. RESULT AND DISCUSSION
5.1 Data Completeness Cases
92 5.2
Results and Discussion 100
5.2.1 Normality Test Result
101 5.2.2
Wilcoxon Test Result Validation 104
5.2.3 Analysis of Data Providers‟ Completeness
109 5.3
Benefits of COLLIDS 110
5.4 Conclusion
112
6. SUMMARY AND CONCLUSION
6.1 Concluding Remarks
114 6.2
Research Contributions 115
6.2.1 The Result of Practical Analysis
116 6.2.2
The Result of Completeness Evaluation Analysis 117
6.3 Future Work
119
REFERENCES 120 APPENDICES 143
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8. LIST OF TABLES
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