Note: Intro -- Preface -- Transactions on Computational Collective Intelligence -- Contents -- Management and Computer Science Synergies: A Theoretical Framework for Context Sensitive Simulation Environment -- 1 Introduction -- 2 The Proposition of a Theoretical Model -- 2.1 A Review of the Literature -- 2.2 The Model and Research Hypotheses -- 3 Hypotheses Validation Methodology of the Proposed Model: SEM -- 4 Methodology to Build Context Sensitive Simulation Environment: Fuzzy Data Analysis -- 4.1 Fuzzy Clustering -- 4.2 Fuzzy Rules Extraction -- 5 The Simulation Environment -- 6 Related Works -- 7 Conclusions and Future Works -- References -- Improved Recommendation System Using Friend Relationship in SNS -- Abstract -- 1 Introduction -- 2 Recommended Types of Social Networks -- 2.1 The Representation and the Characteristics of Social Network Data -- 2.2 Recommended Items Based on Social Networks -- 2.3 Recommend of SNS Friends -- 3 Improved Recommendation of SNS Friends: Matrix Decomposition Model on Context -- 3.1 The Introduction of Matrix Decomposition Model -- 3.2 Improved Model -- 4 Experiment and Analysis -- 4.1 A Set of Training Data -- 4.2 Evaluation Standards -- 4.3 The Results of Experiment -- 5 Summary -- References -- Bidirectional Analysis Method of Static XSS Defect Detection Technique Based On Database Query Language -- 1 Introduction -- 2 Reverse XSS Defect Detection Theory -- 2.1 Domains of XSS Defect Description -- 2.2 Relations of XSS Defect Detection -- 2.3 Reverse Semantic Analysis Rules of XSS Defect Detection -- 2.4 Bidirectional Taint Propagation Analysis Approach -- 3 Implementation of Reverse Static Detection on XSS Defect -- 3.1 Pre-processing Program -- 3.2 Call Information Analysis of the Source Code -- 3.3 Program Information Analysis -- 3.4 Defect Rules Matching Analysis -- 4 The Results and Analysis of Experiments. , 4.1 Comparing Results of Forward Analysis, Reverse Analysis and Bidirectional Analysis -- 5 Conclusion and Future Work -- References -- A Multilevel Security Model for Search Engine Over Integrated Data -- 1 Introduction -- 2 Related Work -- 2.1 Data Integration and Secure Search -- 2.2 Multi Level Security -- 2.3 Integration of Security Policies -- 3 Scenarios and Systems -- 3.1 Search Systems -- 3.2 The Integration Architecture -- 3.3 Formal Model -- 4 Access Policy Integration -- 4.1 Integration Sequence -- 4.2 Lattice Integration -- 4.3 Mapping Function Translation -- 4.4 Matrix Integration -- 5 Security Analysis and Proof -- 6 Conclusions -- 6.1 Work Summary -- 6.2 Contributions -- 6.3 Future Work -- References -- Security Analysis of Two Identity Based Proxy Re-encryption Schemes in Multi-user Networks -- 1 Introduction -- 1.1 Our Contribution -- 1.2 Organization -- 2 Review of a Multi-use CCA-secure IBPRE Scheme -- 2.1 Definition and Security Model -- 2.2 The Wang et al.'s IBPRE Scheme -- 3 Our Attack -- 3.1 Attack I -- 3.2 Attack II -- 3.3 On Collusion Resistance -- 4 Review of Another IBPRE Scheme -- 4.1 Definition of Single-Hop Unidirectional IBPRE -- 4.2 Security Model for Single-Hop Unidirectional IBPRE -- 4.3 Luo et al.'s IBPRE Scheme -- 5 Security Analysis -- 5.1 Attack by Using the Insecure ReKeyGen Algorithm -- 5.2 On the Transitivity Property -- 6 Conclusion -- References -- Enabling Vehicular Data with Distributed Machine Learning -- 1 Introduction -- 2 Related Work -- 3 Application of ML Algorithms on Traffic Data -- 4 Distributing k-Nearest Neighbors -- 5 Discussion -- 6 Conclusion -- References -- Adapting Distributed Evolutionary Algorithms to Heterogeneous Hardware -- 1 Introduction -- 2 Background -- 3 The HAPA Methodology -- 4 Experimental Setup -- 4.1 The Knapsack Problem -- 4.2 Parameters. , 5 HAPA Phase 1: Know Your Platform -- 5.1 Hardware Description -- 5.2 Ranking Using Standard Benchmark Software -- 5.3 Ranking Using Traditional dGAs -- 5.4 Mathematical Approximation of Running Times -- 6 HAPA Phase 2: Design Your Algorithm -- 6.1 DGA_HAPA: A First Algorithm Derived from HAPA -- 6.2 DGA_HAPA-FM: A Second dGA Derived from HAPA -- 7 HAPA Phase 3: Obtaining the Results -- 7.1 Hit Rate Analysis -- 7.2 Numerical Effort Analysis -- 7.3 Runtime Analysis -- 7.4 Search Diversity Analysis -- 8 Conclusions and Future Research -- References -- Eroca: A Framework for Efficiently Recovering Outsourced Ciphertexts for Autonomous Vehicles -- 1 Introduction -- 1.1 5G Telecommunication Network and Autonomous Vehicle System -- 1.2 Attribute Based Encryption for Sharing Real-Time Traffic Information -- 1.3 Motivation and Contribution -- 1.4 Organization -- 2 Definition and Security Model for KP-ABE-SR -- 3 A Concrete KP-ABE-RS Scheme and Its Security Analysis -- 3.1 Access Tree -- 3.2 The Concrete KP-ABE-RS Scheme -- 3.3 Security Proof -- 4 The Eroca System -- 5 Performance Evaluation -- 6 Conclusion -- References -- Coarser-Grained Multi-user Searchable Encryption in Hybrid Cloud -- 1 Introduction -- 1.1 Related Works -- 1.2 Key Problems -- 1.3 Contributions -- 2 Preliminaries -- 2.1 Broadcast Encryption -- 2.2 Single-User Searchable Encryption -- 2.3 Multi-user Searchable Encryption -- 3 System Model -- 3.1 Basic Model -- 3.2 Data Flows -- 3.3 Coarse-Grained Access Control -- 4 Multi-user Searchable Encryption for Data Sharing -- 4.1 Our Construction -- 4.2 Security Analysis -- 4.3 Comparison -- 5 Implementation -- 5.1 Access Control Implementation -- 5.2 SUSE Scheme Supporting Two-Phase Operation -- 6 Conclusion -- References -- Quantum Information Splitting Based on Entangled States -- 1 Introduction -- 2 Preliminary. , 2.1 For the First MQIS Protocol -- 2.2 For the Second QIS Protocol -- 3 MQIS Protocol Based on ES of Bell States -- 3.1 (2,2) Protocol -- 3.2 (3,3) Protocol -- 3.3 (n,n) Protocol -- 4 QIS Protocol Based on Four-Particle Cluster States -- 5 Protocol Analysis -- 5.1 Security Analysis -- 5.2 Efficiency Analysis -- 6 Conclusion -- References -- Zero-Tree Wavelet Algorithm Joint with Huffman Encoding for Image Compression -- 1 Introduction -- 2 Description of EZW Algorithm -- 3 The Analysis of EZW Performance -- 4 EZW Joint with Huffman Coding Scheme -- 4.1 The Thought of Joint Coding -- 4.2 Joint Coding Simulation Results and Performance Analysis -- 5 Conclusions -- References -- Author Index.

Note: Intro -- Preface -- Acknowledgments -- Contents -- Autonomous Systems -- Testing Paper Optimization Based on Improved Particle Swarm Optimization -- Abstract -- 1 Introduction -- 2 Background and Relative Researches -- 3 Testing Paper Optimization -- 3.1 Particle Swarm Optimization (PSO) -- 3.2 Parameter Initialization -- 3.3 Evaluation Function of the TPOPSO -- 3.4 The Global and Local Optimum -- 4 Experiment and Discussion -- 4.1 Examination Question Database -- 4.2 The Performance of the TPOPSO -- 5 Conclusion -- References -- The Null Space Pursuit Algorithm Based on an Arbitrary Order Differential Operator -- Abstract -- 1 Introduction -- 2 The Null Space Pursuit Algorithm Based on an Arbitrary Order Differential Operator -- 3 Experiment Result and Analysis -- 4 Summary -- Acknowledgement -- References -- Parameters Estimation of Regression Model Based on the Improved AFSA -- Abstract -- 1 Introduction -- 2 Multiple Linear Regression Model -- 3 AFSA -- 4 The Improved AFSA -- 4.1 The Improvement of Algorithm Parameters -- 4.2 The Improved Swarming Behavior -- 4.3 The Definition of Artificial Fish Individuals and Fitness Function -- 4.4 The Process of the Improved AFSA -- 5 Results and Conclusion -- Acknowledgment -- References -- Research on Hysteresis Modeling for Piezoelectric Displacement Actuators -- Abstract -- 1 Introduction -- 2 The Symmetry and Features of Hysteretic Loop Curves for a PZT Patch -- 2.1 Hysteretic Loop and Central Symmetry -- 2.2 Foldback Point and Centrosymmetric Center -- 2.3 The Variation of Loops, Their Upgrading/Degrading and Emerging/Vanishing -- 3 Mathematic Model -- 4 Experimental Results -- 5 Conclusions -- Acknowledgements -- References -- An Iterative Method for the Least Squares Anti-bisymmetric Solution of the Matrix Equation -- Abstract -- 1 Introduction -- 2 An Iterative Method for Solving Problem I. , 3 The Solution for Problem II -- References -- Parallelization of the Conical Area Evolutionary Algorithm on Message-Passing Clusters -- Abstract -- 1 Introduction -- 2 Partially Evolved Parallelization of CAEA -- 2.1 Partially Evolved Island Model -- 2.2 Elitist Migration Among Islands -- 2.3 Dynamic Directional Migration Topology -- 2.4 Procedure of PeCAEA -- 3 Experimental Results and Analysis -- 4 Conclusions -- Acknowledgments -- References -- Design of Heat Preservation Bathtub with Water Saving -- Abstract -- 1 Introduction -- 2 Problem Description -- 3 The Model -- 3.1 Analysis of Bath Process -- 3.2 Analysis of Heat Gain and Loss -- 3.3 A Double Multi-objective Optimization Model -- 3.4 Effect of Bubble Bath Agent -- 4 Sensitivity Analysis -- 5 Conclusion -- References -- A Label-Correlated Multi-label Classification Algorithm Based on Spearman Rank Correlation Coefficient -- Abstract -- 1 Introduction -- 2 An Introduction to Related Algorithms -- 2.1 Spearman Rank Correlation Coefficient -- 2.2 Confidence and Confidence Interval -- 2.3 Multi-label Classification Strategy of Adaboost-SVM -- 3 Label-Correlated Multi-label Classification Model Algorithm (LC-ASVM) -- 3.1 General Design -- 3.2 Correlation Analysis of Characteristics -- 3.3 Confidence Form Multi-label SVM -- 3.4 Build LC-ASVM Model -- 4 Experiment and Analysis -- 4.1 Experimental Datasets -- 4.2 Experimental Results and Analysis -- 5 Conclusions -- References -- Effect of Film Thickness on Load-Carrying Property of Seawater Dynamic-Hydrostatic Hybrid Thrust Bearing -- Abstract -- 1 Introduction -- 2 Brief of Seawater-Lubricated Hydrostatic-Dynamic Thrust Bearing -- 2.1 Lubricate Flow Through the Channel in the Sector Opposed Supporting Ladder-Cavity -- 2.2 Supporting Mechanism for Opposed Supporting Ladder-Cavity -- 2.3 Initial Design Parameters of the Thrust Bearing. , 3 Property Index of the Thrust Bearing -- 3.1 Static Property Index -- 3.2 Dynamic Property Index -- 3.3 Vibration Property Index -- 4 Influence of Shallow Cavity Depth on Static Performance -- 5 Influence of Film Thickness on Dynamic Property Index -- 6 Influence of Film Thickness on Vibration Property Index -- 7 Conclusion -- Acknowledgement -- References -- Research on Static Performance of Water-Lubricated Hybrid Bearing with Constant Flow Supply -- Abstract -- 1 Introduction -- 2 Static Performance Analysis -- 2.1 Flow Condition -- 2.2 Bearing Force Calculation -- 2.3 Static Performance Indexes -- 2.4 Influence of Parameter on Static Index -- 3 Conclusion -- Acknowledgement -- References -- A New Method for Desiccant Package Quality Check -- Abstract -- 1 Introduction -- 2 The Proposed Method -- 2.1 Correct the Captured Image -- 2.2 Wipe Out the Contaminated Samples -- 2.3 Detect the Integrity of the Packaging -- 3 Experiment Result -- 4 Conclusion -- Acknowledgments -- References -- A Novel Algorithm for Laser Spot Detection Based on Quaternion Discrete Cosine Transform -- Abstract -- 1 Introduction -- 2 The Quaternion Discrete Cosine Transform Based Laser Spot Detection -- 2.1 Quaternion Discrete Cosine Transform -- 2.2 Image Moment Method (IMM) -- 3 Experiment -- 4 Conclusions -- References -- Natural Frequency Modification Using Frequency-Shift Combined Approximations Algorithm -- Abstract -- 1 Introduction -- 2 Formulation and Solution -- 2.1 Natural Frequency Sensitivity Analysis Using FSCA Method -- 2.2 Natural Frequency Modification Based on Taylor Series Expansion -- 3 Numerical Example -- 4 Conclusion -- Acknowledgements -- References -- Adaptive Stochastic Ranking Schemes for Constrained Evolutionary Optimization -- Abstract -- 1 Introduction -- 2 Theoretical Analysis and Proposed Approach -- 3 Experimental Results -- 4 Conclusion. , Acknowledgments -- References -- A Case-Based Reasoning Method with Relative Entropy and TOPSIS Integration -- Abstract -- 1 Introduction -- 2 Related Work -- 3 CBR Framwork with Relative Entropy and TOPSIS -- 3.1 Similarity Measure -- 3.2 A New Ensemble Measure -- 4 RTCBR Algorithm -- 5 Experiment Study and Analysis -- 5.1 Experiment Design -- 5.2 Result Analysis -- 6 Conclusion -- Acknowledgment -- References -- An Algorithm Design for Electrical Impedance Tomography Based on Levenberg Method -- Abstract -- 1 Introduction -- 2 Levenberg-Marpuardt Algorithm (L-Algorithm) -- 3 Construct Differential Matrix in L-Algorithm -- 4 Construction of Improved Algorithm for Electrical Impedance Tomography -- 5 Proposed Algorithm and Further Considerations -- 6 Conclusion -- References -- A Return-Value-Unchecked Vulnerability Detection Method Based on Property Graph -- Abstract -- 1 Introduction -- 2 System Design -- 3 Property Graph Representation for Binary Software -- 3.1 Intermediate Representation -- 3.2 Static Analysis Based on Intermediate Representation -- 3.3 Property Graph Generation -- 4 Vulnerability Model and Detect Based on Property Graph -- 4.1 Vulnerability Model -- 4.2 Vulnerability Detection -- 5 Implementation and Evaluation -- 5.1 Implementation -- 5.2 Evaluation -- 6 Summary -- References -- GA Based Optimization of Sign Regressor FLANN Model for Channel Equalization -- Abstract -- 1 Introduction -- 2 Channel Equalization Model -- 2.1 FLANN Model -- 2.2 Optimization Using GA -- 3 Result and Discussion -- 4 Conclusion -- References -- Research of Chemical Fabric Style Prediction System Based on Integrated Neural Network -- Abstract -- 1 Introduction -- 2 Processing of the Samples Data -- 2.1 Preprocessing of Fabric Structure Parameters -- 2.2 Introduction of Fabric Structure Complexity Factor -- 2.3 Method for Dividing Fabric Subset. , 3 Comparison of Two Predictive Methods -- 3.1 Single BP Neural Network Prediction -- 3.2 Integrated Neural Network Prediction -- 4 Conclusion -- Acknowledgements -- References -- Internet and Cloud Computing -- The Influencing Factor Analysis of Micro-blog User Adding Attend Object -- Abstract -- 1 Introduction -- 2 Relationship Between User Intimacy and Attended Objects -- 2.1 Influence Factors of Intimacy and the Representation -- 2.1.1 Basic Factors -- 2.1.2 Considering Factors -- 2.1.3 Influent Factors -- 2.2 The Definition and Computation of Intimation -- 2.3 The Relationship Between User Intimacy and the Attended Object -- 3 The Relationship Between User's Interest Degree and Attended Object -- 3.1 Interest Similarity Calculation -- 3.2 Recommendation Based on Interest Similarity Relationship -- 4 Experiment and Analyzing -- 4.1 Experimental Environment -- 4.2 Evalution Index of Result -- 4.3 Experimental Results -- 5 Conclusion -- Acknowledgement -- References -- History Path Reconstruction Analysis of Topic Diffusion on Microblog -- Abstract -- 1 Introduction -- 2 Problem Formulation -- 2.1 Basic Definition -- 2.2 Topic Detection -- 2.3 Probabilistic Score Based Diffusion Model -- 3 Experiment Results and Discussion -- 3.1 Experiment Realization -- 3.2 Experimental Results and Analysis -- 4 Conclusion -- Acknowledgements -- References -- A Novel Session Identification Scheme with Tabbed Browsing -- Abstract -- 1 Introduction -- 2 Related Works -- 2.1 Traditional Browsing and Tabbed Browsing -- 2.2 Survey of Users' Browsing Modes -- 2.3 Tabbed Browsing and Session Identification -- 3 Fixed Threshold Session Identification Scheme -- 4 Novel Session Identification Scheme -- 5 Experiment and Evaluation -- 5.1 Date Preprocessing -- 5.2 Metrics -- 5.3 Performance Evaluation -- 6 Conclusion -- Acknowledgement -- References. , Research of Optimizing the System Partition in Android System.

Note: Title Page -- Preface -- Introduction -- Contents -- Part I: Design of Adaptive Learning Systems -- Reuse of Data Flow Designs in Complex and Adaptive CSCL Scripts: A Case Study -- Introduction -- Background -- The Data Flow Problem in Learning Design and the Composition-Based Approach -- Data Flow Approaches and the Reuse Dimension -- The LeadFlow4LD Design Methodology -- MOSAIC Case Study -- A LeadFlow4LD Implementation of MOSAIC Scenario -- Discussion -- An Abstract Workflow Template-Based Approach -- Conclusions and Future Work -- References -- System Orchestration Support for a Collaborative Blended Learning Flow -- Introduction -- Description of a Previous Experimental Study -- Description of the Experiment: Meeting the Campus Together -- Overview of the Results of the Experiment -- Limitations on the Orchestration Tasks -- System for the Scripted Orchestration -- Course Flow Management Technologies -- The Scripted Course Flow -- Technical Details of the Scripted Flow -- Results Analysis of the Solution: A Simulation -- Conclusions -- References -- Adaptive Collaboration Scripting with IMS LD -- Introduction -- CSCL Scripts - Theory and Adaptation -- Related Work -- Proposed Extensions to IMS LD -- Examples -- Modelling Group Work -- Groups -- Artefacts -- Sequencing- and Execution Flow- Specification -- Environments and Collaboration Contexts -- Services -- Service Selection -- Functions -- Permissions -- Monitoring Execution and Reacting to State Changes -- Run-Time Model -- Event Handling -- Exception Handling -- Adaptive Interventions -- Basic Adaptation Actions -- Advanced Adaptation Mechanisms -- Summary and Outlook -- References -- Extending IMS-LD Capabilities: A Review, a Proposed Framework and Implementation Cases -- Introduction -- Background -- AICLS Systems and Adaptation Patterns. , A Review of IMS-LD Based Adaptation Attempts -- AICLS Reference Framework: IRMO and MAPIS -- Requirements from an AICLS Framework -- MAPIS: Architecture for Implementing Adaptations with IMS-LD -- MAPIS Case Studies: Adaptations Expressed in IMS-LD -- Trigger Peer Interactions -- Discussion and Future Work -- References -- Prototype Tools for the Flexible Design of CSCL Activities Based on the Adaptation Pattern Perspective -- Introduction -- Supporting Collaboration -- Collaboration Scripts and the Need for Flexibility -- Adaptive Collaboration Support -- Research Motivation -- Adaptation Patterns -- The Nature of Adaptation Patterns -- The DeACS Methodology -- Adaptation Pattern Analysis -- The FlexCoLAB System -- Authoring Environment -- Student Environment -- PPR (Pyramid Peer Review) -- The Core Idea -- Design Analysis- The Design Axes -- System Architecture -- The Case Study -- Conclusions and Future Work -- References -- Adapting the Collaborative Strategy 'Students Team Achievement Divisions' in an Information Technology Work Place -- Introduction -- Background -- LAMS -- Student - Teams - Achievement - Divisions (STAD) -- Adaptation -- Design of an Adaptive STAD Online Learning Activity in LAMS -- Phase 1: Introduction to the Learning Activity -- Phase 2: Personal Assessment -- Phase 3: Adaptive Group Formation -- Phase 4: Adaptive Individual Learning and Group Collaboration -- Phase 5: Adaptive Collaborative Group Report Preparation -- Phase 6: Group Report Presentation -- Phase 7: Team Assessment -- Phase 8: Adaptive Individual Assessment -- Phase 9: Praise for Best Group Reports -- Implementing the 2nd Phase of the Adaptive Collaborative Method STAD: Determining Learners-Employees' Learning Styles within the Context of an IT Work Place -- Aims of the Approach -- The Framework of the Legal Council of the Hellenic State. , Research Tools and Methodology -- Presentation-Annotation of the Aggregate Results of the Survey -- Summary and Future Work -- References -- Part II: Interactive and IntelligentLearning Systems -- Examining the Interrelation between the Interaction Analysis and Adaptation Research Fields within Communication-Based Collaborative Learning Activities: Convergence, Divergence or Complementarity? -- Introduction -- Computer-Based Interaction Analysis (IA) -- State of the Art -- Adaptation in CSCL -- Flexibility and Interoperability of IA Tools -- Discussion -- References -- Making Adaptations of CSCL Scripts by Analyzing Learners' Online Behavior -- Introduction -- Interaction Analysis -- Interaction Analysis Indicators -- Interaction Analysis Tools -- An Example: Adapting a Learning Script Based on a TPS Strategy Using IA Techniques -- Concluding Remarks -- References -- Behavioural Prototyping©: Making Interactive and Intelligent Systems Meaningful for the User -- Background -- Psychological Perspectives -- Interactivity and Intelligence -- Problem Solving and Learning -- Affordances and the Nature of Perceived Use -- Shortcomings of Designs: The Importance of Behavioural Profiles -- Prototypes and Archetypes -- Inclusive Design -- Formalized Behavioural Prototyping© -- Conclusion: Strengths of the Framework -- References -- The Design of a Teacher-Driven Intelligent Agent System for Supervising Lessons in LAMS -- Introduction -- Monitoring and Supervising the Learning Process and the Collaboration in LMSs -- Related Work -- Supporting the Supervisor of a Lesson in LAMS -- An Agent-Based Architecture for Intelligent Monitoring and Supervising of Lessons in LAMS -- The Scheduler Agent -- The Monitoring Agent -- The User Notification Agent -- Examples of Rules Producing Feedback Messages -- Feedback Messages Taxonomy -- Alert Messages. , Awareness Messages -- Evaluation Reports and Messages for Learners and Activities -- Response of the Messaging System to a Learning Scenario -- An Evaluation Scenario -- Conclusions and Future Work -- References -- The Text-Based Computer-Mediated Communication in Distance Education Fora: A Modelling Approach Based on Formal Languages -- Introduction -- Theoretical Framework -- Generally -- The Complexity of Text Based Computer-Mediated Communication (CMC) -- Theoretical Approaches -- Methodological Framework -- HOU Fora and Choices Justification -- Modelling of HOU Distance Education Forum -- System Development -- Data Filtering -- Roots Files Storage -- String Output -- System Integration -- Exemplary Operation -- Input -- Output -- Experiments -- Phase A -- Phase B -- Discussion -- References -- Part III: Collaborative Learning Systems -- Antecedents of Collaborative Learning in Massively Multiplayer Online Games -- Introduction -- Theoretical Background: MMOGs and Collaborative Learning -- Research Methodology -- Data Collection -- Data Analysis -- Tasks, Groups and the Player Community -- Tasks and Activities -- Team Practices -- Community Practices and the Social Environment -- Discussion and Conclusions -- References -- Validating Empirically a Rating Approach for Quantifying the Quality of Collaboration -- Introduction -- Collaborative Setting -- Determining Relations between Dimensions of Collaboration Quality -- The Rating Approach -- Rating Scheme -- Rating Process -- Reliability of Ratings -- Relations between Dimensions of Collaboration Quality -- Multidimensional Scaling of Dimensions of Collaboration Quality -- Results and Internal Validation of the MDS Algorithm -- Interpretation of the MDS Results -- Conclusions and Further Research -- References. , Internet-Mediated Communities of Practice: Identifying a Typology of Critical Elements -- Introduction -- Conceptual Foundations -- Historical Overview and Theory of Communities of Practice -- Internet-Mediated Communities of Practice -- Research Framework -- Methodology -- Results -- Discussion -- References -- Author Index.