Communications and Networking: 14th EAI International Conference, ChinaCom 2019, Shanghai, China, November 29 – December 1, 2019, Proceedings, Part I ... and Telecommunications Engineering, 312)

This two volume set constitutes the refereed proceedings of the 14 th EAI International Conference on Communications and Networking, ChinaCom 2019, held in November/December 2019 in Shanghai, China. The 81 papers presented were carefully selected from 162 submissions. The papers are organized in topical sections on Internet of Things (IoT), antenna, microwave and cellular communication, wireless communications and networking, network and information security, communication QoS, reliability and modeling, pattern recognition and image signal processing, and information processing. Preface Organization Contents – Part I Contents – Part II Internet of Things, Edge and Fog Pricing-Based Partial Computation Offloading in Mobile Edge Computing 1 Introduction 2 System Model 2.1 Computation Model 3 Computation Offloading and Pricing Scheme 3.1 Cost Minimization Computation Offloading for MDs 3.2 Optimal Pricing Scheme for MEC Server 4 Simulations 4.1 Simulation Settings 4.2 Simulation Results 5 Conclusion References Dynamic Resource Allocation in High-Speed Railway Fog Radio Access Networks with Delay Constraint 1 Introduction 2 System Model 2.1 Channel Model 2.2 Problem Formulation 3 Dynamic Resource Optimization for HSR with Delay Constraint 3.1 Solving Power Pn(t) 3.2 Solving Content Delivery Rate Rn(t) 4 Invariant Resource Optimization for HSR with Delay Constraint 5 Numerical Results 6 Conclusion References Distributed Task Splitting and Offloading in Mobile Edge Computing 1 Introduction 2 System Model 2.1 Network Model 2.2 Communication Model 2.3 Computation Model 3 Problem Formulation 4 Distributed Task Splitting and Offloading Algorithm 5 Simulation Results 6 Conclusions References Evolution Computation Based Resource Allocation for Hybrid Visible-Light and RF Femtocell 1 Introduction 2 System Model 2.1 Scenario Description 2.2 VLC Channel Model 3 Problem Formulation 3.1 User Rate Calculation 3.2 Utility Function Definition 4 Evolution Computation Based RA Algorithm 4.1 Initialization 4.2 Evolution Computation 4.3 Complexity Analysis 5 Simulation and Analysis 6 Conclusions References Deep Reinforcement Learning Based Computation Offloading for Mobility-Aware Edge Computing 1 Introduction 2 System Model 2.1 Network Model 2.2 Communication Model 2.3 Computation Model 2.4 Mobility Model 3 Deep Reinforcement Learning 3.1 Deep Deterministic Policy Gradient 3.2 The DDPG Framework 4 Numerical Results 5 Conclusion References Priority EDF Scheduling Scheme for MANETs 1 Introduction 2 Related Work 3 The EDF Schemes 3.1 The Preemptive EDF Model 3.2 Adopting the Abhaya EDF Model to MANETs 3.3 Performance of the Adopted Abhaya EDF Model 4 Improving the Adopted Abhaya EDF Model 5 Results and Discussions 5.1 The Analytical Results 5.2 Discussions of the Results 6 Conclusion and Future Research References Joint Collaborative Task Offloading for Cost-Efficient Applications in Edge Computing 1 Introduction 2 System Model 2.1 Edge Network Cost Model 2.2 Problem Formulation 3 Algorithm Design 4 Performance Evaluation 4.1 Dataset and Settings 4.2 Results 5 Conclusion References Energy-Efficient Coded Caching and Resource Allocation for Smart Grid-Supported HetNets 1 Introduction 2 System Model and Problem Formulation 2.1 Coded Caching Model 2.2 Transmission Model 2.3 Power Consumption Model 2.4 Problem Formulation 3 Problem Solution 3.1 Coded Caching Problem 3.2 Resource Allocation Problem 3.3 Energy Cooperation Problem 4 Simulation Results 5 Conclusion References Task-Aware Joint Computation Offloading for UAV-Enabled Mobile Edge Computing Systems 1 Introduction 2 System Model and Problem Formulation 2.1 System Model 2.2 Local Computing 2.3 Ground Mobile Edge Computing 2.4 UAV-Enabled Mobile Edge Computing 2.5 Problem Formulation 3 Solution to the Joint Offloading Optimization Problem 4 Simulation Results and Discussions 5 Conclusion References Burst Traffic Awareness WRR Scheduling Algorithm in Wide Area Network for Smart Grid 1 Introduction 2 WAMS Structure 3 BTAWRR Algorithm 3.1 Weighted Design 3.2 BTAWRR Algorithm 4 Simulation Results 4.1 Simulation Model 4.2 Simulation Result Analysis 5 Conclusions References Joint Task Offloading, CNN Layer Scheduling and Resource Allocation in Cooperative Computing System 1 Introduction 2 System Model 3 Optimization Problem Formulation 3.1 Objective Function 3.2 Optimization Constraints 3.3 Optimization Problem 4 Solution of the Optimization Problem 4.1 CNN Layer Scheduling Subproblem 4.2 Task Offloading Subproblem 4.3 Resource Allocation Subproblem 5 Simulation Results 6 Conclusions References A Resource Scheduling Algorithm with High Task Request Acceptance Rate for Multi-platform Avionics System 1 Introduction 2 Related Work 2.1 Avionics System Resources Model 2.2 Task Request Model 2.3 SST Adaptive Scheduling Algorithm 3 Efficient Scheduling Algorithm for Multi-platform Avionics System 3.1 The Ideas of Algorithm 3.2 Algorithm Targets and Constraints 3.3 The Design of Algorithm 4 Experiment and Analysis 4.1 Experimental Parameters 4.2 Analysis of Experimental Results 5 Conclusions References DPTM: A UAV Message Transmission Path Optimization Method Under Dynamic Programming 1 Introduction 2 Related Work 3 Time Consumption Model for UAVs’ Message Transmission 4 DPTM 5 Simulation Results 5.1 Simulation Setup 5.2 Discussion of Results 6 Conclusion References Antenna, Microwave and Cellular Communication Orbital Angular Momentum Microwave Generated by Free Electron Beam 1 Introduction 2 Preliminary Knowledge 3 System Model 4 Method of Generating Different Trajectories 5 Example 6 Discussion 7 Conclusion References MmWave-NOMA-Based Semi-persistent Scheduling for Enhanced V2X Services 1 Introduction 2 System Model and Problem Formulation 2.1 Scenario Description 2.2 Channel Model 2.3 Transmitting and Receiving 2.4 SPS Problem Formulation 3 MmWave-NOMA-Based SPS Strategy 3.1 Optimal LLHR Power Control 3.2 Union-Based VUE-RB Matching 3.3 Performance Analysis 4 Simulation Results 5 Conclusions References Underwater Acoustic Channel Estimation Based on Signal Cancellation 1 Introduction 2 Channel Estimation Principle Based on Matched Filter 3 Improved Channel Estimation Algorithms Based on Signal Cancellation 3.1 Zero-Setting Algorithm for Peak Region 3.2 Signal Cancellation Algorithms 3.3 Improved Algorithm Based on Signal Cancellation 4 An Improved Algorithm Model Based on Signal Cancellation 5 Simulation of Multipath Structure Estimation for UAC 6 Data Analysis of Lake Test 7 Conclusions References A Novel Spectrum Correlation Based Energy Detection for Wideband Spectrum Sensing 1 Introduction 2 Preliminary 2.1 Wideband Sampling Model 2.2 Single Frequency Point Detection Model 3 Research on Spectrum Correlation 3.1 Spectrum Correlation 3.2 Adaptive Detection Window 4 Simulation and Discussion 5 Conclusion References Spread Spectrum Audio Watermark Based on Non-uniform Quantization 1 Introduction 2 Preliminary 2.1 MDCT in MP3 Encoding 2.2 Quantization in MP3 Encoding 2.3 The Psychoacoustic in MP3 Encoding 3 The Proposed Audio Watermark Scheme 3.1 Spread Spectrum Audio Watermark 3.2 Watermark Embedding Algorithm 3.3 Watermark Extraction Algorithm 4 Experimental Result and Evalutions 4.1 Imperceptibility Test 4.2 Robustness Test 4.3 Payload Test 5 Conclusions References DBS: Delay Based Hierarchical Downlink Scheduling for Real-Time Stream in Cellular Networks 1 Introduction 2 Scheduling Policies 2.1 M-LWDF [6] 2.2 EXP/PF [7] 2.3 EXP-Rule and LOG-Rule [8] 2.4 Delay-Prioritized Scheduler (DPS) [9] 2.5 Frame Level Scheduler (FLS) [5] 2.6 Other Real-Time Scheduling Algorithms 3 Problem Presentation and DBS Algorithm 3.1 Problem Presentation 3.2 Upper Level Scheduler 3.3 Lower Level Scheduler 4 Performance Evaluation 4.1 Simulation Scenario 4.2 Performance Metrics 4.3 Results and Discussion 5 Conclusion References Combination of Multiple PBCH Blocks in 5G NR Systems 1 Introduction 2 System Model 3 Algorithm of Combination 4 Receiver Process of PBCH in 5G NR Systems 4.1 Specific Steps for Combination 4.2 Multiple SFN Hypotheses Sorting 5 Simulation Results and Analysis 6 Conclusion References A Channel Threshold Based Multiple Access Protocol for Airborne Tactical Networks 1 Introduction 2 Protocol Description 2.1 General Description of CTMA Protocol 2.2 Channel Occupancy Statistic Mechanism 2.3 Multi-priority Multi-queuing and Scheduling Mechanism 2.4 Channel Threshold Based Admission Control Mechanism 3 Performance Analysis 3.1 Successful Transmission Probability of Each Priority 3.2 Mean Delay of Each Priority 4 Simulations 5 Conclusions References Multi-service Routing with Guaranteed Load Balancing for LEO Satellite Networks 1 Introduction 2 System Model 2.1 Satellite Network 2.2 Geographic Location Information Factor 3 Problem Formulation 4 The MSR-GLB Algorithm 4.1 Algorithm Presentation 4.2 State Transition Rule 4.3 Pheromone Updating Rule 5 Performance Evaluation Results and Discussion 5.1 Simulation Platform 5.2 Results and Analysis 6 Conclusion References Wireless Communications and Networking Mode Identification of OAM with Compressive Sensing in the Secondary Frequency Domain 1 Introduction 2 Preliminary Knowledge 3 System Architecture 3.1 System Structure 3.2 Analog-to-Information Converter 3.3 Compressive Sensing Algorithm 4 Mathematical Model 5 Performance Evaluation 5.1 Example 5.2 Analysis 6 Conclusion References Improved Incremental Freezing HARQ Schemes Using Polar Codes over Degraded Compound Channels 1 Introduction 2 Preliminaries 2.1 Polar Code 2.2 Channel Model 2.3 IF HARQ Scheme 3 Proposed IF HARQ Schemes Using Polar Codes 3.1 CRC-Aided IF HARQ Scheme Using Polar Code 3.2 Cumulative-Path-Metrics-Based IF HARQ Scheme Using Polar Code 3.3 Modified Path Splitting Reduced SCL Algorithm 4 Simulation Results 5 Conclusions References Maximum Ergodic Capacity of Intelligent Reflecting Surface Assisted MIMO Wireless Communication System 1 Introduction 2 System Model 3 Ergodic Capacity Analysis and Optimization 3.1 Ergodic Capacity Analysis 3.2 Problem Formulation 3.3 Solution 4 Numerical Result 4.1 Ergodic Capacity 4.2 Optimal Solution 4.3 Performance of Multiple Receive Antennas 5 Conclusion References Trajectory Optimization for UAV Assisted Fog-RAN Network 1 Introduction 2 System Model and Problem Formulation 2.1 System Model 2.2 Problem Formulation 3 Proposed Solution 3.1 UAV Trajectory Optimization 3.2 User Scheduling Optimization 4 Convergence Analysis 5 Simulation Results 6 Conclusions References A Design of D2D-Clustering Algorithm for Group D2D Communication 1 Introduction 2 System Model 2.1 Scenario Description 2.2 Detection of Strong Neighbor Nodes 3 UGSC Algorithm 3.1 Basic Principles 3.2 Procedure 4 Simulation Results 4.1 Road Configuration and Channel Model 4.2 Simulation Setup 4.3 Results and Analysis 5 Conclusions References Cluster and Time Slot Based Cross-Layer Protocol for Ad Hoc Network 1 Introduction 2 System Model 2.1 Assumption 2.2 Geographic Location Based Clustering 2.3 Communication Range 3 Cross-Layer Protocol Design 3.1 Neighbor Node Discovery 3.2 Cluster Head Election Algorithm 3.3 Network Topology Discovery 3.4 Route Establishment 4 Simulation Results and Analysis 4.1 Topology Discovery Efficiency 4.2 Overall Network Performance 5 Conclusion References A Cluster-Based Small Cell On/Off Scheme for Energy Efficiency Optimization in Ultra-Dense Networks 1 Introduction 2 System Model and Problem Formulation 2.1 System Model 2.2 Problem Formulation 3 The Cluster-Based Small Cell On/Off Scheme 3.1 Overview 3.2 SCs Clustering 3.3 Intra-cluster SC On/Off Control 3.4 Computational Complexity Analysis 4 Simulation Results 4.1 Parameters Settings 4.2 Result Analysis 5 Conclusions References A DASH-Based Peer-to-Peer VoD Streaming Scheme 1 Introduction 2 Related Work 3 System Overview and Overlay Structure Construction 3.1 System Overview 3.2 Overlay Structure Construction 4 DASH Streaming Rate Control Approach 5 Performance Evaluation 5.1 Simulation Setup 5.2 Simulation Result 6 Conclusions References A Generic Polynomial-Time Cell Association Scheme in Ultra-Dense Cellular Networks 1 Introduction 2 System Model 3 Proposed Scheme and Framework 3.1 Proposed Generic Polynomial-Time Scheme 3.2 Usage of the Proposed Scheme in a Two-Stage Framework 4 Performance Evaluation 4.1 Simulations of the Preprocessed Experimental Stage 4.2 Simulations of Cell Association Decision and Comparisons with Other Schemes 5 Conclusion References Deep Q Network for Wiretap Channel Model with Energy Harvesting 1 Introduction 2 System Model 3 Reinforcement Learning 3.1 Q Learning 3.2 Deep Q Network 4 Power Allocation Algorithm Based on DQN 4.1 Problem Formulation 4.2 Exploration and Exploitation 4.3 Proposed Algorithm 5 Simulation Results 6 Conclusion References Building Gateway Interconnected Heterogeneous ZigBee and WiFi Network Based on Software Defined Radio 1 Introduction 2 System Design 2.1 GNU Radio and Flow Graph Construction 2.2 ZigBee Packet Reception 2.3 WiFi Data Frame Transmission 3 Experimental Environment Construction 4 Performance Measures and Numerical Results 5 Conclusion References A Cross-Layer Protocol for Mobile Ad Hoc Network Based on Hexagonal Clustering and Hybrid MAC Access Approach 1 Introduction 2 System Model 2.1 Geographic Location Based Clustering 2.2 Communication Range 3 Cross-Layer Protocol Design 3.1 Neighbor Node Discovery 3.2 Cluster Head Election Algorithm 3.3 Network Topology Discovery 3.4 Route Establishment 4 Simulation Results and Analysis 5 Conclusion References On SDN Controllers Placement Problem in Wide Area Networks 1 Introduction 2 Related Work 3 Problem Formulation 4 An Extended K-means Algorithm 5 Performance Evaluation 5.1 Experimental Setup 5.2 Results Analysis 6 Conclusion and Future Work References Network and Information Security Performance Analysis of Consensus-Based Distributed System Under False Data Injection Attacks 1 Introduction 2 System Model 2.1 Network Model 2.2 Attack Model 3 Performance Analysis of Distributed System Under FDIAs 3.1 Performance Metrics 3.2 Under Deterministic Attack 3.3 Under Stochastic Attack 4 Simulation Results and Discussions 4.1 Under Deterministic Attack 4.2 Under Stochastic Attack 5 Conclusions References Trajectory Clustering Based Oceanic Anomaly Detection Using Argo Profile Floats 1 Introduction 2 Trajectory Clustering Based Anomaly Detection 2.1 Pre-processing Module 2.2 Clustering Module 2.3 Restore Module 3 Experiments 3.1 Experimental Setting 3.2 Simulation Results 4 Conclusion References DICOM-Fuzzer: Research on DICOM Vulnerability Mining Based on Fuzzing Technology 1 Introduction 2 Related Work 3 System Architecture and Design 3.1 System Architecture 3.2 Test Case Construction 3.3 DICOM Test 3.4 Abnormal Monitoring 4 Experiment 4.1 DCMTK Library 4.2 DCMTK Test 5 Results and Analysis 6 Conclusion References Secure Communication with a Proactive Eavesdropper Under Perfect CSI and CDI 1 Introduction 2 System Model 3 Perfect CSI Scenario 4 CDI Scenario 5 Simulation Results 6 Conclusions References GNSS Spoofing Detection Using Moving Variance of Signal Quality Monitoring Metrics and Signal Power 1 Introduction 2 Spoofing Pattern 3 Signal Generation and Detection Metrics 3.1 Scenario 3.2 Signal Quality Monitoring Metric 3.3 Metric Responses to Spoofing and Multipath 4 Detection Process Using Moving Variance 4.1 Moving Variance Definition and Distribution 4.2 Thresholds Determination 4.3 Algorithm Performance 5 Conclusion References Towards a Complete View of the SSL/TLS Service Ports in the Wild 1 Introduction 2 Related Work 3 Passive Measurement Framework 4 Data Description 5 Measurement and Investigation 5.1 Overall SSL/TLS Service Port Analysis 5.2 Specific Well-Known Ports Analysis 5.3 Port Analysis for Specific Certificates 6 Conclusion References Secrecy Precoder Design for k-User MIMO Interference Channels 1 Introduction 2 System Model and Problem Formulation 3 Coordinated Iterative Precoding Algorithm 3.1 Algorithm Design 3.2 Convergence Analysis 3.3 Regularized Iterative Precoding Algorithm 4 Numerical Simulations 5 Conclusion References Communication QoS, Reliability and Modeling Wireless Channel Pattern Recognition Using k-Nearest Neighbor Algorithm for High-Speed Railway 1 Introduction 2 Wireless Channel in High-Speed Railway 3 Pattern Recognition Based on KNN Algorithm 4 Simulation Results 5 Conclusion References Price-Based Power Control in NOMA Based Cognitive Radio Networks Using Stackelberg Game 1 Introduction 2 System Model 3 Solution to Stackelberg Game 3.1 Non-uniform Pricing 3.2 Uniform Pricing 4 Simulation Results 5 Conclusion References Deep Learning Based Single-Channel Blind Separation of Co-frequency Modulated Signals 1 Introduction 2 System Architecture and Signal Model 2.1 System Architecture 2.2 Signal Model 3 Separation Using Deep Learning 3.1 Network Architecture 3.2 Training Details 4 Simulation Results 4.1 SepNet and PSP 4.2 Performance Evaluation 4.3 Complexity Analysis 5 Conclusions References Personalized QoS Improvement in User-Centered Heterogeneous V2X Communication Networks 1 Introduction 2 System Model 2.1 Throughput of VANET and C-V2X 2.2 Delay of VANET and C-V2X 3 Problem Formulation 4 Proposed Method 5 Simulation Result 6 Conclusion References A Lightweight Interference Measurement Algorithm for Wireless Sensor Networks 1 Introduction 2 Related Work 3 Interference Measurement Algorithm 4 Numerical Results 5 Conclusion References Dynamic Network Change Detection via Dynamic Network Representation Learning 1 Introduction 2 Related Work 3 Problem Descriptions 3.1 Related Conceptions 3.2 Problem Descriptions 4 Dynamic Network Change Detection Model 4.1 Related Conceptions 4.2 Egonet2Vec Network Representation Learning Method 4.3 Dynamic Network Anomaly Detection Strategy 5 Experiment 5.1 Enron Email Dataset 5.2 As Links Dataset 6 Conclusion References Robust RSS-Based Localization in Mixed LOS/NLOS Environments 1 Introduction 2 System Model 3 The RWLS Method 4 Simulation Results 5 Conclusion References Primary Synchronization Signal Low Complexity Sliding Correlation Method 1 Introduction 2 Main Sync Signal 3 Synchronization Algorithm 3.1 Traditional Synchronization Algorithm 3.2 Segmentation Correlation Synchronization Algorithm 3.3 Improved Low Complexity Sliding Correlation Method 3.4 Improved Algorithm Flow 4 Experimental Simulation and Analysis 4.1 Time Complexity Analysis 4.2 The Correctness of the Algorithm 5 Conclusion References Analysis of Frequency Offset Effect on PRACH in 5G NR Systems 1 Introduction 2 System Model 2.1 Preamble Transmitter 2.2 Preamble Detector 3 Frequency Offset Effect on General Sequences 3.1 Frequency Offset Effect on Subcarriers 3.2 Frequency Offset Effect on Correlation 4 Frequency Offset Effect on the Correlation of ZC Sequences 5 Simulation Results and Analysis 6 Conclusion References Energy-Efficient Mode Selection for D2D Communication in SWIPT Systems 1 Introduction 2 System Model 3 Energy Harvesting 3.1 D2D User Energy Harvesting 3.2 Cellular User Energy Harvesting 4 Data Transmission 4.1 Ergodic Capacity 4.2 Energy Efficiency 5 Simulation Results 6 Conclusion References Research on OTFS Performance Based on Joint-Sparse Fast Time-Varying Channel Estimation 1 Introduction 2 System Model 2.1 OFDM System-Basis Expansion Model with Pilots 3 Proposed Channel Estimation 3.1 Joint-Sparse Basis Expansion Model 3.2 The Proposed Channel Estimation Scheme 4 Time-Frequency Domain Channel Estimation Based OTFS Scheme 4.1 OTFS Mod/demod Block Diagram 4.2 Time-Frequency Domain Channel Estimation Based on OTFS Scheme 5 Simulation Results and Discussion 6 Conclusion References Load Balancing Mechanism Based on Sparse Matrix Prediction in C-RAN Networks 1 Introduction 2 System Model 3 Load Balancing Optimization Model Based on Sparse Matrix Prediction 4 Load Balancing Mechanism Based on Sparse Matrix Prediction 4.1 Solution Algorithm 4.2 Load Balancing Mechanism 5 Simulation and Result Analysis 6 Conclusion References A Signaling Analysis Algorithm in 5G Terminal Simulator 1 Introduction 2 The Overall Structure of the System 3 System Module Design 3.1 Signaling Acquisition Module 3.2 Decoding Synthesis Module 3.3 Multi-protocol Association Module 3.4 Synthesizing the Table and Data Check Module 4 Algorithm Design 4.1 Hash Signaling Analysis Algorithm 4.2 Build a Hash Top Heap 4.3 Analysis of Algorithms 5 Test Results and Analysis 5.1 Test Results 5.2 Performance Analysis 6 Conclusion References Design and Implementation of Assembler for High Performance Digital Signal Processor (DSP) 1 Introduction 2 Description of the New DSP 3 Description of GADL 4 The Design of Assembler 4.1 The Description of ISA with GADL 4.2 The Semantic Analysis of GADL 4.3 Porting of the Underlying Toolset of Binutils 5 Results and Verification 6 Conclusion and Future Work References Author Index