Usability Evaluation of Modeling Languages

Transcription

1 Usability Evaluation of Modeling Languages Bearbeitet von Christian Schalles 1. Auflage Taschenbuch. XXIII, 183 S. Paperback ISBN Format (B x L): 0 x 0 cm Gewicht: 275 g Weitere Fachgebiete > EDV, Informatik > Software Engineering > Modellierung, UML, SysML schnell und portofrei erhältlich bei Die Online-Fachbuchhandlung beck-shop.de ist spezialisiert auf Fachbücher, insbesondere Recht, Steuern und Wirtschaft. Im Sortiment finden Sie alle Medien (Bücher, Zeitschriften, CDs, ebooks, etc.) aller Verlage. Ergänzt wird das Programm durch Services wie Neuerscheinungsdienst oder Zusammenstellungen von Büchern zu Sonderpreisen. Der Shop führt mehr als 8 Millionen Produkte.

2 Contents Foreword Acknowledgements Abstract List of Figures List of Tables VII XI XIII XXI XXIII I. INTRODUCTION AND BACKGROUND 1 1. Introduction Motivation Research Question Structure Background of Software and Business Process Modeling General Concept of Modeling History of Conceptual Modeling Terms and Definitions in the Modeling Domain Abstraction Layers Modeling in Software Engineering UML 2.0 Activity Diagrams UML 2.0 Use Case Diagrams UML 2.0 Class Diagrams Business Process Modeling Event Driven Process Chains Business Process Modeling Notation 2.0 (BPMN) Similarities between different Modeling Concepts Chapter Conclusion... 29

3 XVI Contents 3. Background Theories Communication Theory Activity Theory Cognitive Theories Cognitive Load Theory Cognitive Theory of Multimedia Learning Perception Theory II. EVALUATION FRAMEWORK AND EMPIRICAL ANALYSIS A Framework for Usability Evaluation of Modeling Languages (FUEML) Usability and Modeling Languages: The Status Quo in Research Usability Attributes for Modeling Languages Heterogeneous Usability Definitions Defining User Scenarios Extracting appropriate Usability Attributes for Modeling Languages Developing Usability Metrics Effectiveness Efficiency Learnability Memorability User Satisfaction Visual Perceptibility Prior Knowledge Defining usability-influencing Metaproperties of Modeling Languages Visual Properties Language Complexity The FUEML Framework Conclusion Developing a Generic Metric For Measuring Model Complexity Overview of related Complexity Measures in Literature Lines of Code Halstead s Software Science Cyclomatic Complexity Structure Metrics Size Semantic Spread Connectivity Generic Complexity Metric... 73

4 Contents XVII 5.6. Evaluation of the developed Complexity Metric Conclusion Comparing the Usability of Graphical Modeling Languages Using FUEML Underlying Hypotheses Survey Design and Data Collection Measurement Scales Sample Data Analysis Normal Distribution Interaction Effects Missing Data Methodology of the Data Analysis Hypotheses Testing Discussion Implications Modeling in Education Modeling Language Development Business Process Modeling Conclusion Using Structural Equation Modeling in Usability Research Structural Equation Modeling Fundamentals of Structural Equation Modeling Assumptions of Structural Equation Modeling Alternative SEM calculation techniques: LISREL versus PLS A Methodology for Applying SEM in Usability Research Operationalization of Usability for SEM-Use Definition of Attributes defining Usability Measurement of Usability Attributes Developing a Structural Model Assessing Model Quality Conclusion Impact of Metaproperties on the Usability of Graphical Modeling Languages Model Development Scenarios Hypotheses for Model Development Scenarios Research Methodology Data Collection Measurement Scales Pretest

5 XVIII Contents Data Analysis and Results Validity and Reliability Missing Data Testing the Measurement Model Testing the Structural Model Analyzing Causal Paths in the Research Model Total Effects of Metaproperties Discussion for Model Development Scenarios Model Interpretation Scenarios Hypotheses for Model Interpretation Scenarios Research Methodology Data Collection Measurement Scales Data Analysis and Results Validity and Reliability Missing Data Testing the Measurement Model Testing the Structural Model Analyzing Causal Paths in the Research Model Total Effects of Metaproperties Discussion for Model Interpretation Scenarios III. RESUME OF THE EMPIRICAL RESULTS Further Processing of the Empirical Results Dimensions of Modeling Target Conflict of Modeling Adoption of the Modeling Process Recommendations for Future Improvement of graphical Modeling Languages Developing a Management Decision Framework Principles for Future Development of graphical Modeling Languages Principle of Semiotic Clarity Principle of Visual Discriminability Principle of Semantic Transparency Principle of Complexity Management Principle of Visual Expressiveness Principle of Dual Coding Principle of Graphic Economy Principle of Cognitive Fit

6 Contents XIX IV. CONCLUSION AND OUTLOOK Conclusion The FUEML Evaluation Framework The Empirical Section General Findings of this Thesis Threats to External Validity Outlook 159 A. Appendix (online supplement) 161 Bibliography 163 Nomenclature 179 Glossary 181