Advances in Networked-Based Information Systems

Name: Advances in Networked-Based Information Systems | The 23rd International Conference on Network-Based Information Systems (NBiS-2020)
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The 23rd International Conference on Network-Based Information Systems (NBiS-2020)

Leonard Barolli Kin Fun Li Tomoya Enokido Makoto Takizawa(Editor)

Springer (Publisher)

Published on 19. August 2020

XXXII, 611 pages

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978-3-030-57811-4 (ISBN)

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Content

Intro
Welcome Message from NBiS Steering Committee Co-chairs
Welcome Message from NBiS-2020 General Co-chairs
Welcome Message from NBiS-2020 Program Committee Co-chairs
NBiS-2020 Organizing Committee
General Co-chairs
Program Committee Co-chairs
Workshop Co-chairs
Award Co-chairs
Publicity Co-chairs
International Liaison Co-chairs
Local Arrangement Co-chairs
Finance Chair
Web Administrator Co-chairs
Steering Committee Co-chairs
Track Areas and PC Members
Track 1: Mobile and Wireless Networks
Track Co-chairs
PC Members
Track 2: Internet of Things and Big Data
Track Co-chairs
PC Members
Track 3: Cloud, Grid and Service Oriented Computing
Track Co-chairs
PC Members
Track 4: Multimedia and Web Applications
Track Co-chairs
PC Members
Track 5: Ubiquitous and Pervasive Computing
Track Co-chairs
PC Members
Track 6: Network Security and Privacy
Track Co-chairs
PC Members
Track 7: Database, Data Mining and Semantic Computing
Track Co-chairs
PC Members
Track 8: Network Proctocols and Applications
Track Co-chairs
PC Members
Track 9: Intelligent and Cognitive Computing
Track Co-chairs
PC Members
Track 10: Parallel and Distributed Computing
Track Co-chairs
PC Members
NBiS-2020 Reviewers
NBiS-2020 Keynote Talks
Trustworthy Decision-Making and Artificial Intelligence
Mining and Modeling Regime Shifts for Multiple Time Series Forecasting
Contents
Detecting DoS and DDoS Attacks by Using CuSum Algorithm in 5G Networks
Abstract
1 Introduction
2 Related Work
2.1 Intrusion Detection System (IDS)
2.2 A Simplified 5G Architecture
2.3 5G Security
2.4 Cumulative Sum Algorithm
3 The Architecture of ASec5G
4 Validation
4.1 Attack Explanation
4.2 Experiment Platform
4.3 The Feature Validation Results
5 Conclusions and Future Studies
Acknowledgement
References
A Fuzzy-Based System for Assessment of Available Edge Computing Resources in a Cloud-Fog-Edge SDN-VANETs Architecture
1 Introduction
2 Cloud-Fog-Edge SDN-VANETs
3 Proposed Fuzzy-Based System
4 Simulation Results
5 Conclusions
References
Optimization of JavaScript Large-Scale Urban Simulations
1 Introduction
2 Background
3 Citisketch
4 Related Work
5 Challenges
6 Prototype Overview
6.1 Task Separation/Parallelism
6.2 Dynamic Batch Scheduling
6.3 Region-Based Object Caching
7 Performance Evaluation
8 Conclusion and Future Work
References
Performance Evaluation of WMN-PSOSA-DGA Simulation System Considering Uniform and Chi-Square Client Distributions
1 Introduction
2 Proposed and Implemented Simulation System
2.1 Velocities and Positions of Particles
2.2 Routers Replacement Methods
2.3 DGA Operations
2.4 Fitness and Migration Functions
2.5 Particle-Pattern and Gene Coding
2.6 Client Distributions
3 Simulation Results
4 Conclusions
References
Topic-Based Processing Protocol in a Mobile Fog Computing Model
1 Introduction
2 System Model
3 Moblile Publish/Subscribe Fog Computing (MPSFC) Model
4 Modified Topic-Based Data Transmission (MTBDT) Protocol
5 Evaluation
6 Concluding Remarks
References
The Energy-Efficient Object Replication Scheme by Omitting Meaningless Write Methods in Virtual Machine Environments
1 Introduction
2 System Model
2.1 Replication of Objects
2.2 Data Access
2.3 Electric Power Consumption
3 Energy-Efficient Object Replication
4 Evaluation
5 Concluding Remarks
References
Strategies for Alternate Group Trip Planning Queries in Location-Based Services
1 Introduction
2 Preliminaries
2.1 Group Nearest Neighbour
2.2 California Dataset and Modification
3 Alternative Group Trip Planning Strategies
3.1 Permutation
3.2 Random
3.3 Greedy
4 Evaluation
4.1 Methodology
4.2 Results - Varying Dataset Size
5 Related Work
6 Conclusion
References
A Cost Analysis of Routing Algorithms in Pedestrian-Based Delay Tolerant Networks
1 Introduction
2 Related Work
2.1 Routing Protocols for DTNs
2.2 Movement Models of Pedestrians
3 System Model
4 Cost Analysis of Routing Algorithms with Movement Models
4.1 Criteria
4.2 Parameters
4.3 Results
4.4 Trade-Off Between Network Cost and Delivery Ratio
5 Conclusion
References
Secure Cognitive Protocols for Data Fusion in Transformative Computing
Abstract
1 Introduction
2 Data Fusion Approach
3 Cognitive Data Fusion in Transformative Computing
4 Conclusions
Acknowledgments
References
A Dynamic Network-Based Fog Computing Model for Energy-Efficient IoT
1 Introduction
2 Fog Computing Models
3 Computation and Power Consumption Models
3.1 Computation Model
3.2 Energy Consumption Model
4 A Negotiation Algorithm in the DNFC Model
4.1 DNFC Model
4.2 DNFCN (DNFC Negotiation) Algorithm
5 Evaluation
6 Concluding Remarks
References
Requirements for Trustworthy Artificial Intelligence - A Review
Abstract
1 Introduction
2 Background and Foundational Concepts
2.1 Need for Trustworthy AI
2.2 Requirements to Make AI Trustworthy
3 Review
3.1 The Principle of Respect for Human Autonomy
3.2 The Principle of Prevention of Harm
3.3 The Principle of Fairness
3.4 The Principle of Explicability
4 Technical Challenges and Future Directions
5 Conclusions
Acknowledgments
References
Optimal Number of MOAP Robots for WMNs Using Elbow Theory
1 Introduction
2 Related Work
3 Implemented Moving Omnidirectional Access Point Robot
3.1 Overview of MOAP Robot
3.2 Control System
3.3 Kinematics
4 Elbow Theory to Decide Optimal Number of MOAP Robots
5 Simulation Results
6 Conclusions and Future Work
References
An Area-Efficient FPGA Implementation of a Real-Time Binary Object Detection System
1 Introduction
2 Object Detection in Hardware
3 Object Detection Algorithms
3.1 Original HOG Algorithm
3.2 Support Vector Machine (SVM)
4 Progress on Using Hardware for Object Detection
5 Binary Object Detection System
5.1 Original HOG vs Binary HOG
5.2 Normalization Replacement by Binarization
5.3 Binary SVM
6 Software Implementation
7 FPGA Implementation
7.1 FPGA Implementation Architecture
7.2 FPGA Implementation Results
8 Conclusions
References
Consideration of the Cloud Type Virtual Policy Based Network Management Scheme for the Whole Internet
Abstract
1 Introduction
2 Motivation and Related Research
3 Existing DACS Scheme and wDACS System
3.1 Basic Principle of the DACS Scheme
3.2 Communication Control on Client
3.3 Security Mechanism of the DACS Scheme
3.4 The Cloud Type Virtual PBNM for the Common Use Between Plural Organizations
3.5 The Cloud Type Virtual PBNM for the Specific Domain
4 Concept of the Internet PBNM
4.1 Concept of the Internet PBNM
4.2 Consideration of the Internet PBNM
5 Conclusion
Acknowledgments
References
The Antikythera Framework: A Novel Design Approach for Accommodating a Large Number of Web Services
1 Introduction
2 Background
2.1 Purpose of Research
2.2 Related Work
3 Method
4 Requirements
4.1 Fair Distribution of CPU Resources
4.2 Isolation of Execution Contexts
4.3 Lightweight and Fast Deployment
5 Overview of the Antikythera Framework
6 Design
7 Discussion
7.1 Advantages of the Proposed Method
7.2 Limitations
8 Conclusion
References
An Ensemble Deep Learning Technique to Detect COVID-19 Misleading Information
Abstract
1 Introduction
2 Related Work
3 Proposed Ensemble Detection System
3.1 Data Collection
3.2 Data Preparation and Preprocessing
3.3 Feature Engineering
3.4 Detection Models Building, Training, and Performance Evaluation
3.5 Build and Deploy the Voting Ensemble Model
4 Experimental Results
5 Conclusion and Future Work
References
Community Mining and Cross-Community Discovery in Online Social Networks
1 Introduction
2 Related Work
3 Our Approach
3.1 Community Mining
3.2 Cross Community Mining
4 Experimental Evaluation
4.1 Dataset
4.2 Authoritative Users
4.3 Discovering Cross Communities
5 Conclusion
References
Address Usage Estimation Based on Bitcoin Traffic Behavior
1 Introduction
2 Data
2.1 Definition of Seven Bitcoin Services
2.2 BBS Bitcointalk
2.3 Bitcoin ATM
2.4 Dark Web
2.5 Exchange
2.6 Mining Pool
3 Proposed Method
3.1 Transactions
3.2 Proposed Estimation Method
4 Experiment
4.1 Transactions Examined
4.2 Results of Classification
4.3 Discussion
5 Conclusions
References
Comparison of OAuth/OpenID Connect Security in America and Japan
1 Introduction
2 Background
2.1 Grant Type
3 Investigation Overview
3.1 Investigation Details
3.2 Investigation Scope
3.3 Investigation Methodology
4 Results
4.1 Number of Social Login Implementations
4.2 Access Permissions Requested by Client
4.3 CSRF Implementation
4.4 Discriminating Grant Type
5 Comparison with Previous Study and Discussion
5.1 Number of Social Login Implementations
5.2 Access Permissions Requested by the Client
5.3 CSRF Implementation Status
5.4 Discriminating Grant Type
6 Research Ethics
7 Conclusion
References
Enhanced Secure Comparison Schemes Using Homomorphic Encryption
1 Introduction
2 Preliminaries
2.1 LNV Homomorphic Encryption Scheme ch20LNVspsCCSW2011
2.2 SK17 Secure Integer Comparison Scheme ch20SK17
3 An Efficiency-Enhanced Scheme
3.1 Our Protocol-1
3.2 Efficiency of Protocol-1 Compare with SK17 Scheme
4 Security-Enhanced Schemes with Low Communication
4.1 Our Protocol-2
4.2 Our Protocol-3
5 Concluding Remark
References
The Trade-Off Between the False-Positive Ratio and the Attack Cost of Slow HTTP DoS
1 Introduction
2 DoS Attacks and Botnet
3 Related Work
4 Server Configurations
5 Integration of the Server Configurations
5.1 The Detail of Limitations
5.2 Correspondence Between Configuration Parameters and Actual HTTP Requests
5.3 Configuration Value for the Toleratable FPR
6 Analysis of Slow HTTP DoS Attack
6.1 Number of Zombies
6.2 Botnet Bandwidth
6.3 Attack Cost
7 Trial Computation Based on the Practical Traffic Data
7.1 Server Configurations Based on the Normal HTTP Traffic
7.2 Coefficients and
7.3 Attack Cost
8 Conclusion
References
Malware Detection Using Machine Learning Models
1 Introduction
2 Related Works
3 Z-Score
4 Pipeline
4.1 Logistic Regression
4.2 Neural Networks
4.3 Data Set
4.4 Metric
5 Result
6 Conclusion
References
A Performance Evaluating Simulation for PSO Algorithm by Applying Traceroute Feature
Abstract
1 Introduction
2 Related Works
3 Research Approach
3.1 Implementation of PSO Algorithm
3.2 Representation of Particles
4 Results and Discussions
4.1 Testing of PSO and Dijkstra Algorithm Performance
5 Conclusion
Acknowledgments
References
Considerations for Using DPDK in a Hypervisor Virtual Environment
Abstract
1 Introduction
2 Related Work
3 Knowledge of the Hypervisor and DPDK
3.1 How Hypervisor Virtualization Works and Data IO
3.2 Packet IO Mechanism of DPDK
4 Experimentation
4.1 Experimental Environment
4.2 Experimental Method and Results
5 Conclusion
6 Future Work
References
The Bloom Clock to Characterize Causality in Distributed Systems
1 Introduction
2 System Model
3 The Bloom Clock Protocol
4 Properties of the Bloom Clock
4.1 Accuracy of Causality Test
4.2 Probability of a False Positive and Probability that a Positive is False
4.3 Efficient Estimation of Probabilities
4.4 Ticking at a Receive Event
5 Analysis and Discussion
6 Estimating Accuracy, Precision, and False Positive Rate
7 Conclusions
References
CySec: Cybersecurity Review Program for Professionals in Japan
1 Introduction
2 Situation in Japan
3 Overview of CySec Curriculum
3.1 Cybersecurity: Foundation
3.2 Cyber Defense Practice
3.3 Intelligence: Psychology, Ethics, and Law
3.4 Digital Forensics
3.5 Management and Governance
3.6 Secure Systems Design and Development
4 Discussions
4.1 Student Achievement and Satisfaction
4.2 Changes in the Students
4.3 Preparing the Practice Environment
5 Conclusion
References
Proposal of a Perimeter Line Management Method for Fog and Edge Computing with SDP Concept
Abstract
1 Introduction
2 Current Status and Issues of Fog and Edge Computing
2.1 Current Status of Fog and Edge Computing
2.1.1 Edge Computing
2.1.2 Fog Computing
2.1.3 Fog and Edge Computing
2.2 Issues of Fog and Edge Computing
3 Related Trends
3.1 Software Defined Perimeter (SDP)
3.2 Immune System
4 Proposal of Perimeter Line Management Method
4.1 Defining Perimeter Lines in Fog and Edge Computing
4.2 Basic Model of a Perimeter Line Management Method
4.2.1 Basic Model
4.2.2 Evaluation from a Practicality Perspective
4.3 Proposal of SDP Management Model
4.3.1 Basic Architecture
4.3.2 Perimeter Line Management Policy
4.3.3 Considerations
5 Conclusion and Future Work
Acknowledgments
References
Trusted Records Scheme in Scene Investigation
Abstract
1 Introduction
2 Electronic Records in Scene Investigation
3 Trusted Records Scheme
4 Conclusion
Acknowledgement
References
Energy-Efficient Migration of Virtual Machines
1 Introduction
2 System Model
2.1 Virtual Machines
2.2 Power Consumption and Computation Models
3 Experiment
4 Energy-Efficient Virtual Machine Migration (EVMG) Algorithm
5 Evaluation
6 Concluding Remarks
References
An Opportunistic Communication Protocol to Reduce Energy Consumption of Nodes
1 Introduction
2 System Model
3 Opportunistic Protocol
4 Concluding Remarks
References
A Scheduling Method for Division-Based Broadcasting Considering Consumption Rate of Multiple Videos
1 Introduction
2 Division-Based Broadcasting
2.1 Basic Idea
2.2 Waiting Time for Delivering Multiple Videos
3 Related Works
3.1 MV-B Method
3.2 Scheduling Method for Delivering Multiple Videos
3.3 Scheduling Methods in Division-Based Broadcasting
4 SVC
5 Proposed Method
5.1 Basic Idea
5.2 Assumed Environment
5.3 Scheduling Process
5.4 Implementation
6 Evaluation
6.1 Outline
6.2 Number of Segments and Channels
6.3 Number of Segments and Waiting Time
6.4 Available Bandwidth and Waiting Time
7 Conclusion
References
Improvement and Evaluation of a Function for Tracing the Diffusion of Classified Information on KVM
1 Introduction
2 Function for Tracing Diffusion of Classified Information
2.1 Overview
2.2 Process Flow
3 Grasping the Potential Diffusion of Classified Information
3.1 Problem with the Current Method
3.2 Improved Method to Grasp the Potential Diffusion of Classified Processes/Files
4 Performance Evaluation
4.1 Perspective of the Evaluation
4.2 File Operation System Call
4.3 Benchmark for File Access
5 Related Work
6 Conclusion
References
A Continuous Media Data Broadcasting Model for Orbiting Base Stations
1 Introduction
2 Related Work
3 Orbiting Base Stations
3.1 Assumed System
3.2 Target Problem
4 Proposed Model
4.1 Data for OBSs
4.2 Orbiting Path
4.3 Mathematical Analysis
4.4 Uniform Deployment
5 Evaluation
5.1 Communication Area for Uniform Deployment
5.2 Maximum Velocity and Distances
6 Conclusion
References
A Method for Displaying Puncture Information in CT-Guided Puncture Assistance System
1 Introduction
2 CT-Guided Puncture
3 CT-Guided Puncture Assistance System
3.1 System Configuration
3.2 Sensor Device for Puncture
4 Related Works
5 Design
5.1 Development Environment
5.2 System Design
5.3 Display Screen
5.4 Menu Bar
5.5 User Interface
6 Implementation
6.1 Assumed Environment
6.2 Displaying Screen of CT Data
6.3 Generating 3D Images Based on 2D CT Data
6.4 Adjusting Display Angle Based on CT Data
6.5 Adding and Deleting Screens of CT Data
6.6 Switching Display of Menu Bar
7 Conclusion
References
An Integrated Online Learning Approach Using a Smartphone-Based Active Learning System and a Web Video On-Demand System
Abstract
1 Introduction
2 Smartphone-Based Active Learning System (ALS) with 360-Degree Cameras
3 Integrated System Using ALS and Web Video on-Demand
4 Conclusions
References
Effects of Early Update Cost in Cloud Object Storage Scheduling
1 Introduction
1.1 Background
1.2 Related Works
2 Main Costs of Cloud Object Storage
3 Early Update Penalty
4 Experiment
4.1 Optimal Scheduling
4.2 Performance of Existing Algorithms
5 Conclusion Remarks
References
Construction and Application of Online and Offline Mixed Teaching Mode Under the Background of "Internet + Education"
Abstract
1 Introduction
2 Construction of Online and Offline Mixed Teaching Mode
2.1 Pre-class Self-study
2.2 Classroom Guidance
2.3 Expand After Class
3 Application of Online and Offline Mixed Teaching Mode
4 Effect Evaluation of Online and Offline Mixed Teaching Mode
4.1 Evaluation Methods
4.2 Teaching Satisfaction and Teaching Effect
5 Conclusion
References
Robust Speaker Recognition Based on Stacked Auto-encoders
1 Introduction
2 The Framework for Robust Speaker Recognition Based on Stacked Auto-encoders
2.1 I-Vector Extraction for Speaker Recognition
2.2 Stack Auto-encoders for Robust Speaker Recognition
3 Experiments and Results
3.1 Database Description
3.2 Speaker Gender Detection
3.3 Speaker Verification
4 Conclusion
References
A Portal for Air Pollution Mitigation for Northern Thailand
1 Introduction
2 Idea Sourcing from Stakeholder
3 Information on the Portal
4 Conclusion Remarks and Future Work
References
A Comparison of Thai Sentence Boundary Detection Approaches Using Online Product Review Data
1 Introduction
2 Related Work
3 Data Collection
3.1 SBD in Online Product Review Texts
4 Methodology
4.1 Pre-processing
4.2 Conditional Random Field
4.3 BiLSTM-CRF
5 Evaluation Metrics
6 Experiment Results
7 Conclusion and Future Work
References
Implementation of a Mixed Reality Space Interior Layout System by Gesture Operation
Abstract
1 Introduction
2 MR Space Interior Layout System Configuration and Architecture
2.1 Interior MR Space Control Function
2.2 MR Space
2.3 Interior Object Storage
3 Mixed Reality Space Interior Layout System
3.1 MR Space Presentation Screen
3.2 Gesture Operation with Leap Motion
3.3 Menu Screen for Scanning the Real Space and Selecting Interior Objects
3.4 Selection of Interior Objects
3.5 Real Space Scanning
4 Conclusion
References
Predicted Viewer System of Road State Based on Crowd IoT Sensing Toward Autonomous EV Driving
Abstract
1 Introduction
2 Related Works
3 Road State Sensing Information Platform
4 Viewer System
5 EV Autonomous Control System
6 Prototype System
7 Conclusions and Future Works
Acknowledgement
References
Construction of Information Presentation Environment Where Various Objects Talk Using Multiple IoT Speakers
Abstract
1 Introduction
2 Concept of Multiple IoT Speakers Environment
3 Development of Multiple IoT Speakers System
3.1 Components of IoT Speaker
3.2 Information Presentation by IoT Speaker
3.3 Multiple IoT Speakers Environment
4 Evaluation Experiment
4.1 Experimental Method
4.2 Experimental Result
5 Conclusions
References
Implementation of a Traditional Craft Presentation System Using Smart Glass and Augmented Reality
Abstract
1 Introduction
2 Research Objective
3 System Configuration and Architecture of the Traditional Craft Presentation System
4 Traditional Craft Presentation System Using Smart Glass and Augmented Reality
4.1 Title Screen of the Smart Glass AR Application
4.2 Traditional Craft Selection Screen of the Smart Glass AR Application
4.3 Traditional Craft AR Screen of the Smart Glass AR Application
4.4 Traditional Craft Map Screen of the Smart Glass AR Application
4.5 System Sequence
4.6 Web Application for Tradition Craft Data Management
5 Conclusion
References
Field Experiment on Cognitive Wireless V2X Communication Over High-Speed WLAN
Abstract
1 Introduction
2 Related Works
3 Supposed Application and Design of Proposed System
4 Evaluation: V2R Communication
4.1 Performance Indicator
4.2 Field of Experiment
4.3 Vehicle Setup
4.4 Condition of Vehicle Driving
4.5 Node Settings
4.6 Result
5 Evaluation: V2V Communication
5.1 Field of Experiment and Node Setup
5.2 Vehicles Setup
5.3 Result
6 Discussion
7 Conclusion
Acknowledgments
References
Application of Fuzzy Logic for Event Evaluation in WSANs
1 Introduction
2 WSANs
3 Proposed System: Event Evaluation System
4 System Implementation
5 Simulation Results
6 Conclusions and Future Work
References
Performance Evaluation of VegeCare Tool for Potato Disease Classification
1 Introduction
2 Related Work
3 Deep Learning
4 Proposed System
4.1 VegeCare Functions
4.2 Potato Disease Classification
5 Evaluation Setting
6 Evaluation Results
6.1 Training and Validation Results
6.2 Classification Results
7 Conclusions
References
Effect of Parasitic Coil on Communication Performance on Table Type 13.56MHz RFID Reader
1 Introduction
2 RFID System
3 Evaluation of Power Distribution on RFID Reader
4 Conclusion
References
Wavelength Tuning of Output Optical Signal Through Resonant Filter for WDM System by Periodic Structure Composed of Silica Glass
Abstract
1 Introduction
2 Frequency Dependent FDTD Method
3 Settings for Simulation
4 Simulation Results
5 Conclusion
References
A Grading System of Pot-Phalaenopsis Orchid Using YOLO-V3 Deep Learning Model
Abstract
1 Introduction
2 Related Works
3 Materials and Methods
3.1 Image Acquisition
3.2 Data Augmentation
3.3 Detection of Interesting Objects on the Stalk
3.4 The Proposed Algorithm
4 Experimental Results and Discussions
4.1 Experimental Results
4.2 Conclusion
Acknowledgments
References
Effect of Network Slice Duration for 5G Wireless Networks: A Fuzzy-Based Admission Control System Considering Software-Defined Network Approach
1 Introduction
2 Software-Defined Networks (SDNs)
3 Outline of Fuzzy Logic
3.1 Linguistic Variables
3.2 Fuzzy Control Rules
3.3 Defuzzificaion Method
4 Proposed Fuzzy-Based System
5 Simulation Results
6 Conclusions and Future Work
References
Proposal of Container Management Mechanism on Multi-agent Framework
Abstract
1 Introduction
1.1 Containerization
1.2 Related Works
2 Proposal
2.1 Overview
2.2 Container Call Module
2.3 Container Management Module
2.3.1 Frequent First Scheduling
2.3.2 Short Process Time First Scheduling
3 Experiment
3.1 Experiment Environment
3.2 Container Image Preparation Experiment
3.3 Correctness and Performance Experiment
3.4 Scheduling Experiment
4 Conclusion
References
Development of Indoor Evacuation Training System Using VR HMD
Abstract
1 Introduction
2 Characteristics of Evacuation Behavior in Case of Fire
3 Related Research
4 Proposed System
5 Experiment and Evaluation
6 Conclusion
References
Dialogbook: Simple e-Portfolio System for International Communication Learning
Abstract
1 Introduction
2 Problems and Solution
2.1 Requirements
2.2 Selection of the Video Conference System
2.3 Selection of Learning Record Management System
3 System Overview
4 Using System
5 Related Work
6 Conclusions and Future Work
References
A Practical Implementation of Searchable Encrypted Audit Logging System
1 Introduction
2 Related Works
3 Proposed Scheme
3.1 Basic Strategy
3.2 Notation
3.3 Store Phase
3.4 Audit Phase
3.5 Chaining Generations
4 Experimental Results
5 Conclusion
References
Another HTML5 Implementation of Web-Com for Embedding Chalk Annotations and Talk Voices into HTML Documents
1 Introduction
2 Recording
3 Playing Back
4 Conclusions
References
Recovering Lost Connection for Web Browser Network
1 Introduction
2 Literature Survey
3 System Overview
3.1 World Configuration
3.2 WebRTC
3.3 Barabási-Albert Model (BA Model)
3.4 Data Transfer
4 Reconnecting Method
5 Experimental Result
6 Conclusion
References
A Web-Based Attendance Management System with NFC Seat Identifiers
1 Introduction
2 System Design
3 Conclusions
References
Preliminary Experiment for Location Tracking from Camera Image Using CNN
1 Introduction
2 Related Work
3 Preliminary Experiment
3.1 Filming Conditions
3.2 Image Data Processing
3.3 Identifying Location by Using CNN
4 Experimental Results
5 Conclusion
References
A Proposal of Children Learning System to Promote Self-directed Choosing of Learning Tasks and Analysis of Learning Data in a Programming Classroom
Abstract
1 Introduction
2 Self-directed Learning for Children
2.1 Ability Elements to Promote Self-directed Learning
2.2 Overview of Programming Classroom
3 Children Learning System
3.1 Grand Design
3.2 Overview
3.3 Consideration of Questionnaire Collection Items
3.4 System Development
4 Analysis of Learning Records in the Programming Classroom
4.1 Status of the Investigation
4.2 Results and Discussions
5 Conclusions
Acknowledgments
References
An Environment for Computer Programming Classes Under COVID-19 Situation
1 Introduction
2 Plans for Majority of Students
3 A Unix Programming Environment via Web Browser
4 Result
5 Conclusion
References
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Advances in Networked-Based Information Systems

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