Towards new e-Infrastructure and e-Services for Developing Countries

Name: Towards new e-Infrastructure and e-Services for Developing Countries | 12th EAI International Conference, AFRICOMM 2020, Ebène City, Mauritius, December 2-4, 2020, Proceedings
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12th EAI International Conference, AFRICOMM 2020, Ebène City, Mauritius, December 2-4, 2020, Proceedings

Rafik Zitouni Amreesh Phokeer Josiah Chavula Ahmed Elmokashfi Assane Gueye NABIL BENAMAR(Herausgeber*in)

Springer (Verlag)

Erschienen am 3. März 2021

XIII, 345 Seiten

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978-3-030-70572-5 (ISBN)

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Inhalt

Intro
Preface
Conference Organization
Contents
Dynamic Spectrum Access and Mesh Networks
TV White Spaces Regulatory Framework for Kenya: An Overview and Comparison with Other Regulations in Africa
1 Introduction
2 Availability of TV White Spaces in Kenya
3 TV White Space Trials in Kenya
3.1 The 2013 TVWS Experiment (Nanyuki)
3.2 The 2018 Experiment (Nanyuki)
3.3 The 2020 Experiment (Within Laikipia)
4 Overview of the TVWS Regulatory Framework for Kenya
4.1 Dynamic Spectrum Access Method
4.2 Licensing Model
4.3 TVWS Spectrum Fees
4.4 Geolocation Database Architecture
4.5 Eligible Operators
4.6 Maximum Transmit Power
4.7 White Space Devices Coexistence Considerations
4.8 Device Characteristics and Other Parameters
4.9 Exchange of Parameters Between WSD and GDB
4.10 Interference Management
5 Analysis and Comparison of Kenya TV White Space Framework with Other Frameworks in Africa
5.1 Spectrum Band
5.2 Licensing Approach
5.3 WSD Transmit Maximum Power
5.4 Maximum Antenna Height
5.5 Spectrum Sharing Method
5.6 GDB Implementation
5.7 Coexistence Rules
5.8 Channel Validity Period
5.9 Channel Aggregation
5.10 Border Areas
5.11 Approval Status of Regulations
6 Recommended Critical Success Factors for Development of Dynamic Spectrum Management Frameworks
7 Conclusion
References
Filtered Based UFMC Waveform Applied on Joint DVB-T2/NUC System
1 Introduction
2 Related Works
2.1 NUCs Related Works
2.2 UFMC Related Works
3 BICM Capacity and NUC Constellation
3.1 BICM Capacity
3.2 Non Uniform Constellations
3.3 Relevance of 2D-Demapper for 2D-NUCs
4 Comparison of CP-OFDM and UFMC
4.1 CP-OFDM
4.2 Filtered Based Waveform: UFMC
5 DVB-T2 Physical Layer
5.1 Lite Version Including NUCs and UFMC
5.2 Channel Used and Parameters
5.3 Non Uniform Constellations Shapes
6 Simulation Results
6.1 System and Performance Validation Using AWGN
6.2 Simulation Results Using TU6
6.3 Analysis
7 Conclusion
References
A Multi-objective Approach for Wireless Heterogeneous Router Placement in Rural Wireless Mesh Networks
1 Introduction
2 Related Works
3 Placement Problem Formulation
4 Placement Approaches Based on Pareto Front
4.1 Initialisation and Global Parameters of Algorithms
4.2 Multi-objective Centre of Mass (MCM)
4.3 Multi-objective Simulated Annealing (MSA)
4.4 Multi-objective Simulated Annealing Based CM (MSAC)
5 Simulation Results
6 Conclusion and Future Work
References
Wireless Sensing and 5G Networks
Indoor Localization with Filtered and Corrected Calibration RSSI
1 Introduction
2 Related Work
3 Methodology
3.1 Offline Phase RSSI Correction
3.2 Raw Dataset and Properties
3.3 Classification
4 Testing and Results
4.1 Localization Classification Results
4.2 Gateway Classification Results
5 Conclusion
References
A Transmission Power Optimisation Algorithm for Wireless Sensor Networks
1 Introduction
1.1 Rationale and Aims
2 Related Work
3 Proposed Design
3.1 The Transmission Power Optimisation Algorithm (TPOA)
3.2 The Modified Mixed Hop Count and RSSI Based Routing Algorithm (MHRWSN)
3.3 Hardware Design
4 Implementation
4.1 Software Implementation
4.2 Hardware Implementation
5 Testing, Results and Discussion
5.1 Power Consumption
5.2 Observations
6 Conclusion
References
The Wideband Approach of 5G EMF Monitoring
1 Introduction
2 Measurement of 5G EMF Level
2.1 Frequency Selective Approach for 5G EMF Measurement
2.2 Continuous Wideband Approach for 5G EMF Measurement
3 The EMF RATEL Monitoring of 5G EMF
3.1 The EMF RATEL Concept
3.2 The Service-Based Wideband EMF Monitoring
3.3 The AMS 8061 Data Transfer in EMF RATEL System
4 The Initial Results of 5G EMF Monitoring by EMF RATEL
4.1 Analyses of Measurement Results from Service-Based Monitoring
5 Conclusion
References
ANN-FL Secure Handover Protocol for 5G and Beyond Networks
1 Introduction
2 Related Work
3 System Model
3.1 Simulation Environment
3.2 Hysteresis Margin Optimization
3.3 Fuzzy Logic Facilitated Handover Decision
3.4 Advance Timing
3.5 Parameter Selection and Handover Strategy
3.6 Handover Process Security
4 Results and Discussion
5 Conclusion and Future Work
References
Software-Defined Networking
A Middleware for Integrating Legacy Network Devices into Software-Defined Networking (SDN)
1 Introduction
1.1 Problem Statement
2 Background Study
2.1 Software-Defined Networking Concepts
2.2 Current Research Developments
3 Proposed SDN Middleware System
4 Design
4.1 General Architecture
4.2 Software Design
5 Implementation
5.1 Initialization of the SDN Middleware System
5.2 Interception of SDN Messages
5.3 Inspection of SDN Messages
5.4 Processing of SDN Messages
5.5 Command Preparation and Execution
6 Test Results
7 Evaluation of the SDN Middleware System
7.1 Novelty and Contribution
7.2 Cost Evaluation
7.3 SDN Middleware System Performance
8 Conclusion
References
Rate of Network Convergence Determination Using Deterministic Adaptive Rendering Technique
1 Introduction
2 Related Works
3 Proposed Algorithm Model
4 Result and Discussions
4.1 Performance Tests
4.2 Convergence Rate
5 Conclusion and Future Works
References
An Enhanced Flow-Based QoS Management Within Edge Layer for SDN-Based IoT Networking
1 Introduction
2 Related Work
3 Brief Overview on Considered SDN-Based QoS Problem
3.1 SDN-Based IoT Network Architecture
3.2 Problem Statement
3.3 AQRA Drawbacks
4 EFQM SDN-Based Framework
4.1 EFQM Background
4.2 EFQM Architecture
4.3 Traffic Classification
5 EFQM Evaluation
6 Conclusion
References
Internet of Things
IoT Sensing Box to Support Small-Scale Farming in Africa
1 Introduction
2 IoT Sensing Box Architecture
3 Image Acquisition Module for Computer Vision
4 Casing Design and Assembly
5 IoT Sensing Box Prototype
5.1 IoT Sensing Box Software
6 Conclusions
References
A Group-Based IoT Devices Classification Through Network Traffic Analysis Based on Machine Learning Approach
1 Introduction
2 Related Works
3 Experimental Setup
3.1 Dataset Description
3.2 Dataset Preprocessing
3.3 Testbed Architecture
4 Experimental Results
4.1 Leveraging Hybrids Features
4.2 Traffic Features Selection
4.3 Data Visualization
4.4 Classification
5 Discussion
6 Conclusion
References
Performance Evaluation of Spreading Factors in LoRa Networks
1 Introduction
2 Overview of LoRa/LoRaWAN
3 Related Work
4 Simulation Setup
4.1 Design and Layout
4.2 Topology and LoRa Devices
4.3 LoRa Simulations a Framework
4.4 LoRa Links
4.5 Energy Consumption Module
5 Evaluation of Performance
5.1 Parameters of the Simulation
6 Simulation Results
7 Discussion
8 Conclusion
References
e-Services and Big Data
Least Cost Remote Learning for Under-Served Communities
1 Introduction
2 Review of Literature
2.1 Learning Platforms
2.2 Educational Learning Management Systems
3 Data Requirements and Costing
3.1 Data Cost
3.2 E-Learning Data Requirements
4 Recommendations for Under-Served Communities
4.1 Television
4.2 Podcasts
4.3 Webinars
4.4 Low Cost Options
4.5 Hardware
4.6 Corporate and Governmental Participation
5 Conclusion
References
Digitizing Physical Assets on Blockchain 2.0: A Smart Contract Approach to Land Transfer and Registry
1 Introduction
1.1 The Paper-Based Land Registration System in Ghana
1.2 Project Objectives
1.3 Scope
2 Background and Other Work
3 Methodology
3.1 System Design Process
4 Implementation
4.1 The Nodes
4.2 Smart Contracts
5 Results and Discussion
5.1 How Has the Project Addressed the Problem?
5.2 Non-technical Considerations
6 Conclusion
References
Normalized Comparison Method for Finding the Most Efficient DSS Code
1 Introduction
2 Trade-Off Curve for DSS
3 Overview of DSS Codes
3.1 Regenerating Code
3.2 Repetition Code
3.3 Reed-Solomon Based DSS Code
3.4 Clay Code
4 Analysis of the Different Comparison Procedures
4.1 Regeneration Code
4.2 Repetition Code
4.3 RS Based DSS Code
4.4 Clay Code
4.5 Comparison
5 Conclusion
References
Predictive Policing Using Deep Learning: A Community Policing Practical Case Study
1 Introduction
1.1 MeMeZa Community Policing Platform
1.2 Summary of Gaps and Opportunities
1.3 Research Problem and Focus
2 Related Work
3 Deep Learning Models
3.1 Feed-Forward Neural Network (FFNN)
3.2 Recurrent Neural Network (RNN)
4 Model Implementation
4.1 Data Used: MeMeZa Data
4.2 Feature Selection and Data Fusion
4.3 Evaluation Metric
5 Experimental Results and Discussion
6 Conclusion and Future Work
References
DNS Resilience and Performance
On QoE Impact of DoH and DoT in Africa: Why a User's DNS Choice Matters
1 Introduction
2 Background
3 Methodology
3.1 Metrics
3.2 Experiment Setup
4 Results
4.1 Transport Delay
4.2 Pageload Success and Failure Rates
4.3 DNS Resolution Delay
4.4 Page Load Times (PLT)
5 Limitations
6 Conclusion
References
A First Look at the African's ccTLDs Technical Environment
1 Introduction
2 Related Work
3 Methodology
3.1 Datasets
3.2 Tools
4 Analysis
4.1 ccTLDs Reachability
4.2 Prefix Origin of NS
4.3 Anycast
4.4 DNSSEC Zone Signing
4.5 Misconfigurations Report with Zonemaster
5 Limitations
6 Recommendations
7 Conclusion and Future Work
References
African Nameservers Revealed: Characterizing DNS Authoritative Nameservers
1 Introduction
2 Related Work
3 Methodology
4 Datasets
5 Results
5.1 AFRINIC Reverse Zones Authoritative Nameservers
5.2 African ccTLDs Authoritative Nameservers
6 Discussion
7 Conclusion and Future Work
1.A Appendix
References
Correction to: Towards new e-Infrastructure and e-Services for Developing Countries
Correction to: R. Zitouni et al. (Eds.): Towards new e-Infrastructure and e-Services for Developing Countries, LNICST 361, https://doi.org/10.1007/978-3-030-70572-5
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