دانلود کتاب Wireless Edge Caching: Modeling, Analysis, and Optimization

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Copyright Contents List of Contributors Preface 1 - Introduction 1.1 History of Caching 1.2 Summary of the Book References Part I - Optimal Cache Placement and Delivery 2 - Coded Caching for Heterogeneous Wireless Networks 2.1 Introduction 2.2 Overview of Coded Caching 2.2.1 Setup and Notation 2.2.2 A Small Illustrative Example 2.2.3 Achievable Rate 2.2.4 Approximate Optimality 2.3 Non-uniform Content Popularity 2.3.1 The Single-User Setup 2.3.2 Multi-user Setup 2.4 Multiple Cache Access 2.4.1 Overview of Adaptive User-to-Cache Matching 2.4.2 System Model 2.4.3 Balancing Two Extremes 2.4.4 The Pure Coded Delivery (PCD) Scheme 2.4.5 The Pure Adaptive Matching (PAM) Scheme 2.4.6 The Hybrid Coding and Matching (HCM) Scheme 2.4.7 Simultaneous Cache Multi-access 2.5 Wireless Interference Networks: A Separation Architecture 2.5.1 Caching in Interference Networks 2.5.2 The Separation Architecture 2.5.3 Other Network Topologies References 3 - Wireless Device-to-Device Caching Networks 3.1 Overview 3.2 General Network Model 3.3 Uncoded D2D Caching Networks Based on the Protocol Channel Model 3.3.1 Throughput-Outage Trade-off in Single-Hop D2D Caching Networks 3.3.2 Uncoded Multi-hop D2D Caching 3.4 Coded D2D Caching under the Protocol Model 3.4.1 Discussions 3.5 Physical Layer Caching in D2D Networks 3.5.1 D2D Caching with the Optimal Rule of Treating Interference by Noise 3.5.2 D2D Caching Networks with Poisson Point Processes 3.5.3 D2D Caching Networks with Cooperations 3.6 Mobile D2D Caching 3.6.1 Mobility-Aware D2D Caching Based on Contact and Intercontact Time 3.6.2 Mobility-Aware Centralized D2D Caching Based on Random Walks References 4 - Cooperative Caching in Cloud-Assisted 5G Wireless Networks 4.1 Cloud-Assisted Wireless Networks 4.1.1 Cloud Radio Access Network (C-RAN) 4.1.2 Mobile-Edge Computing (MEC) 4.1.3 Co-deployment of C-RAN and MEC 4.2 State of the Art in Cooperative Caching 4.3 Cooperative Hierarchical Caching in C-RANs 4.3.1 System Model 4.3.2 Cache Management Algorithms 4.3.3 Performance Evaluation 4.4 Cooperative Caching and Video Transcoding in MEC Networks 4.4.1 System Model 4.4.2 Joint Cooperative Caching and Processing Algorithm 4.4.3 Performance Evaluation 4.5 Conclusions References 5 - Stochastic Caching Schemes in Large Wireless Networks 5.1 Introduction 5.2 Network Model 5.3 Performance Metrics and Analysis 5.3.1 Cache-Hit Probability 5.3.2 Cache-Aided Throughput 5.3.3 Average Content Delivery Delay 5.4 Optimization of Probabilistic Caching Placement 5.4.1 Cache-Hit Maximization 5.4.2 Cache-Aided Throughput Maximization 5.4.3 Delay Minimization 5.5 Numerical and Simulation Results 5.6 Conclusions References 6 - Joint Policies for Caching, Routing, and Channel Selection in Next-Generation Wireless Edge Systems 6.1 Background 6.2 Related Work and Our Advances 6.3 System Modeling 6.3.1 Network Setting Characterization 6.3.2 Network Coding 6.3.3 Transmission and Interference Ranges and Capacity of a Link 6.3.4 Capturing Interference via a Conflict Graph and Its Independent Sets 6.4 Formulation of Joint Caching, Routing, and Channel Selection Policy Problem 6.5 Column Generation for Efficient Approximation Solution 6.5.1 Formulation of Regulated Master Subproblem 6.5.2 Formulation of Slave Pricing Subproblem 6.5.3 An Algorithm for an Approximation Solution with ǫ Guarantees 6.6 Experimental Evaluation 6.6.1 Outline 6.6.2 Experimental Setup 6.6.3 Experimental Results and Discussion 6.7 Benefits for Video Quality of Streaming Application 6.8 Concluding Remarks References Part II - Proactive Caching 7 - Learning Popularity for Proactive Caching in Cellular Networks 7.1 Introduction 7.1.1 Background and Motivation 7.1.2 Approach and Main Outcomes 7.1.3 Optimal Caching Policy 7.2 Learning and Predicting Popularity of Unpublished Videos 7.2.1 Feature Extraction with Deep Neural Networks 7.2.2 Feature Clustering 7.2.3 Probability Estimation in Multi-class Classification 7.2.4 Performance Evaluation 7.3 Published Set Popularity Updating 7.3.1 Cumulative Loss Expectation 7.3.2 Two-Expert Scenario 7.4 Summary 7.5 Appendix: Proof of Theorem 7.1 References 8 - Wireless Edge Caching for Mobile Social Networks 8.1 Introduction 8.2 Edge Caching for Mobile Social Networks: Challenges and Solutions 8.2.1 Hierarchical Social-Network Content Caching 8.2.2 Social-Aware Content Caching Placement and Delivery 8.2.3 Proactive and Cooperative Social-Network Caching 8.2.4 Delay Tolerance Social-Network Caching Policies 8.2.5 Privacy and Security for Edge Caching in Mobile Social Networks 8.3 Dynamic Edge Caching Approach for Mobile Social Networks 8.3.1 Authentication 8.3.2 Dynamic Demand Prediction 8.3.3 Optimal Caching Strategy 8.3.4 Business Model of MSN Service Provider 8.3.5 Performance Evaluation 8.4 Conclusions and Open Issues References 9 - A Proactive and Big Data–Enabled Caching Analysis Perspective 9.1 Introduction 9.2 Big Data Analytics for Telcos: Requirements, Challenges, and Benefits 9.2.1 Big Data Networking Challenges and Trends 9.2.2 When Big Data Analytics Meets Caching 9.3 System Model 9.4 Big Data Platform 9.4.1 Platform Description 9.4.2 Data Extraction Procedures 9.4.3 Traffic Characteristics 9.5 Numerical Results and Discussions 9.6 Conclusions References 10 - Mobility-Aware Caching in Cellular Networks 10.1 Optimal Caching in Static Networks 10.2 Mobility in Cellular Networks 10.3 Overview of System Model 10.3.1 Mobility Model 10.3.2 Cell Selection Policy 10.4 Optimal Caching in Cellular Networks 10.4.1 Mobile User 10.4.2 Static User 10.5 Results and Discussion 10.5.1 Mobility in Ultra-dense Networks 10.5.2 Effect of the Number of Attempts 10.5.3 Comparison of P1 and P2 10.5.4 Comparison of the Mobile and Static Cases as a Function of n for P2 10.5.5 Effect of Library Size (K) on the Hit Probability 10.6 Outlook References Part III - Cache-Aided Interference and Physical Layer Management 11 - Cache-Enabled Cloud Radio Access Networks 11.1 Introduction 11.2 Cache-Enabled Cloud RAN Model 11.2.1 Network Model 11.2.2 Content-Centric BS Clustering 11.2.3 Caching at BSs 11.2.4 Backhauling 11.3 Caching at BSs for Cooperation in Access Link 11.3.1 Joint BS Clustering and Beam-Forming Design 11.3.2 Performance Evaluation 11.4 Caching at BSs for Multicasting in Backhaul Link 11.4.1 Joint BS Cache Allocation and Beam-Forming Design 11.4.2 Performance Evaluation 11.5 Conclusions and Open Issues References 12 - Fundamentals of Coded Caching for Interference Management 12.1 Introduction 12.2 Preliminaries of Interference Networks and Interference Management 12.2.1 Interference Channel 12.2.2 X Channel 12.2.3 Cooperative X-Multicast Channel 12.3 System Model and Performance Metric 12.3.1 Network Model 12.3.2 Two-Phase Operation Model 12.3.3 Performance Metric 12.4 NDT Analysis in Wireless Interference Networks 12.4.1 Parametric Caching Scheme 12.4.2 Content Delivery Strategy 12.4.3 Achievable NDT 12.4.4 MIMO Interference Network 12.5 Partially Connected Interference Network 12.5.1 Network Model 12.5.2 Achievable Scheme 12.5.3 Achievable NDT 12.5.4 Application to Circular Network 12.6 Conclusion and Open Issues References 13 - Full-Duplex Radios for Edge Caching 13.1 Introduction 13.1.1 Full-Duplex Communications 13.2 System Model 13.2.1 Network Model 13.2.2 Cache-Aided Network Nodes 13.2.3 Channel Model 13.2.4 Signal-to-Interference Ratio 13.3 Caching Model 13.4 Performance Analysis 13.5 Numerical Results and Discussion 13.6 Conclusions References 14 - Caching in Mobile Millimeter Wave: Sub-6 GHz Networks 14.1 Background, Related Works, and Summary of Contributions 14.1.1 Related Works 14.1.2 Summary of Contributions 14.2 System Model 14.2.1 Channel Model 14.2.2 Antenna Gain Pattern 14.2.3 Traffic Model 14.2.4 Handover Process and Relevant Parameters 14.3 Caching-Enabled Mobility Management 14.3.1 Probability of Caching via mmW Links 14.3.2 Statistics of the Caching Duration 14.4 Performance Analysis of the Proposed Cache-Enabled Mobility Management Scheme 14.4.1 Average Caching Data Rate 14.4.2 Analysis of Performance Gains from the Proposed Caching-Based Mobility Management 14.5 Proposed Cache-Enabled Mobility Management Based on Dynamic Matching 14.5.1 Mobility Management as a Matching Game 14.5.2 Mobility Management Based on Dynamic Matching 14.5.3 Proposed Algorithm for Dynamically Stable Mobility Management 14.6 Simulation Results 14.6.1 Performance Analysis for Single-User Scenarios 14.6.2 Performance Analysis of the Developed Algorithm 14.7 Summary References Part IV - Energy-Efficiency, Security, Economic, and Deployment 15 - Energy-Efficient Deployment in Wireless Edge Caching 15.1 Introduction 15.2 Signal Transmission and Caching Model 15.2.1 Caching Model 15.2.2 Transmission Model 15.3 Energy-Efficiency Analysis 15.3.1 EE Analysis for Uncoded Caching Strategy 15.3.2 EE Analysis for Coded Caching Strategy 15.3.3 Comparison between the Two Strategies 15.4 Energy-Efficiency Maximization in Edge Caching Wireless Networks 15.4.1 EE Maximization for Uncoded Caching Strategy 15.4.2 EE Maximization for Coded Caching Strategy 15.5 Minimization of Content Delivery Time 15.5.1 Minimization of Delivery Time for Uncoded Caching Strategy 15.5.2 Minimization of Delivery Time for Coded Caching Strategy 15.6 Non-uniform File Popularity Distribution 15.7 Numerical Results 15.7.1 Energy Efficiency Performance 15.7.2 Delivery Time Performance 15.8 Conclusions References 16 - Cache-Enabled UAVs in Wireless Networks 16.1 Introduction 16.2 Cache-Enabled UAVs for Users’ QoE Maximization 16.2.1 Motivation 16.2.2 Basic Problem 16.2.3 Conceptor Echo State Networks for Content Request Distribution and Mobility Pattern Predictions 16.2.4 Optimal Content Caching and Locations for UAVs 16.2.5 Simulation Results 16.3 Summary References 17 - Physical Layer Security for Edge Caching Wireless Networks 17.1 Introduction 17.1.1 Literature Survey 17.2 System Model 17.2.1 Network Topology 17.2.2 Caching and Backhaul Loading 17.2.3 Secure Cooperative MIMO Transmission 17.3 Problem Formulation 17.3.1 Achievable Secrecy Rate 17.3.2 Second-Stage Online Delivery Optimization 17.3.3 First-Stage Offline Cache Training 17.4 Problem Solution 17.4.1 Optimal Solution of Problem R0 in Large Cache Capacity Regime 17.4.2 Suboptimal Solution of Problem R0 17.4.3 Solution of Problem Q0 17.5 Numerical Examples 17.5.1 Performance Comparisons with Baseline Schemes 17.5.2 Impact of Number of Antennas 17.6 Research Challenges and Opportunities 17.6.1 Trustworthiness of Cache-Enabled Devices 17.6.2 Imperfect, Statistical, and no CSI Knowledge about the Eavesdropper 17.6.3 Active Eavesdropper 17.6.4 Other Forms of Cache-Enabled PLS Techniques 17.7 Summary 17.8 Appendix 17.8.1 Proof of Theorem 17.2 References 18 - Mobile VR Edge Delivery: Computing, Caching, and Communication Trade-Offs 18.1 Introduction 18.2 Related Work 18.3 System Models 18.3.1 VR Data Model 18.3.2 The 360◦ Streaming Model 18.3.3 VR Computing and Data Complexity 18.3.4 Cellular Network Model 18.3.5 Reward Model 18.4 Problem Formulation 18.5 Polynomial-Time Approximation 18.6 Experiment Evaluation 18.7 Concluding Remarks References 19 - Economic Ecosystems in Elastic Wireless Edge Caching 19.1 Introduction 19.2 Background 19.3 Wireless Edge Caching versus In-Network Caching 19.4 Elastic Wireless Cache Lease, Content Caching, and Routing 19.4.1 Scenario 19.4.2 Motivating Example of Elastic Cache Lease 19.4.3 System Model 19.4.4 Problem Formulation 19.4.5 Lyapunov-Based Elastic CDN Strategy 19.5 Open Research Issues 19.6 Conclusion References Index