Proceedings of 2021 Chinese Intelligent Systems Conference

Name: Proceedings of 2021 Chinese Intelligent Systems Conference | Volume II
Brand: Springer
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Volume II

Yingmin Jia Weicun Zhang Yongling Fu Zhiyuan Yu Song Zheng(Editor)

Springer (Publisher)

1st Edition

Published on 7. October 2021

XII, 882 pages

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978-981-16-6324-6 (ISBN)

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Content

Intro
Contents
Disturbance Rejection for Systems with Nonlinearity via DOBC Approach: Application to a Helicopter Model
1 Introduction
2 Problem Formulation
3 Design of Disturbance Observer
4 Stability Analysis and Proof
5 Application on CE 150 Helicopter
6 Conclusion
References
Large-Scale Multiplication of Multi-digit 1
1 Introduction
2 Large-Scale Multiplication of Multi-digit 1
3 An Algorithm for Large-Scale Multiplication of Multi-digit 1
4 Decomposition Theorem
5 Conclusion and Discussion
References
Torque Optimization of Building-Block Transverse Flux Permanent Magnet Motor Based on QGAs
1 Introduction
2 Structure and Working Principle of B-TFPMM
3 The Analytical Model of Torque Ripple Rate
4 Quantum Genetic Algorithm with Different Evolutionary Processes
5 Torque Optimization of B-TFPMM Based on QGAs
6 Conclusion
References
Harmonic Detection Technology Based on Improved Wavelet Threshold Denoising and CEEMDAN-HT Fusion
1 Introduction
2 Improved Wavelet Threshold Denoising
2.1 Adaptive Correction Threshold
2.2 Improve the Threshold Function
3 CEEMDAN Algorithm
4 Simulation Analysis
4.1 Steady-State Harmonic Simulation Experiment Analysis
4.2 Transient Harmonic Simulation Experiment Analysis
5 Conclusion
References
A Multi-feature Fusion Method for Optic Cup Segmentation
1 Introduction
2 Methodology
2.1 U-Net Based Rough Segmentation of the Cup
3 Extraction of Blood Vessels in the Region of Interest
3.1 Design of Model Structure
3.2 Implementation of Model Structure
4 Vascular Key Points Detection and Cup Correction
4.1 Detection of Vascular Key Points Based on K-Cosine Curvature
4.2 Optic Cup Segmentation Result Correction
5 Results
5.1 Results of OC Rough Segmentation
5.2 Results of the Blood Vessel Segmentation
6 Discussion
6.1 Performance Comparison of Improved U-Net Algorithm
6.2 Performance Comparison of Retinal Vascular Extraction
6.3 Comparisons of the Performance of the Integrated Segmentation Algorithm for Cups
7 Conclusions
References
Distribution Network Dispatching Optimization Strategy Based on Time-of-use Electricity Price and User-Side Energy Storage
1 Introduction
2 Load Transfer Model and User Side Energy Storage Grid Model
2.1 Load Transfer Model Based on TOU Electricity Price
2.2 User-Side Energy Storage Grid-Connection Model
3 Optimized Operation Model of User-Side Energy Storage Based on TOU Electricity Price
3.1 Objective Function
3.2 Constraint Conditions
4 Genetic Simulated Annealing Algorithm
5 Case Studies
6 Conclusion
References
Design of Motion Controller Based on Multi Core SOPC Technology
1 Introduction
2 Overview and Application Analysis of SOPC
2.1 Technical Overview
2.2 Application Analysis
3 Product Development
3.1 Hardware Design
3.2 Multi-core Control Architecture
3.3 Coprocessor Design
3.4 Design of Redundancy Scheme
3.5 Multitasking
4 Product Testing
4.1 Product Status
4.2 Performance Test
4.3 System Test
5 Conclusion
References
A Fault Diagnosis Method Based on Improved Stacked Autoencoder and Optimized Support Vector Machine
1 Introduction
2 The Proposed Model
2.1 The Proposed SAE Structure
2.2 SVM Optimized by de Algorithm
3 Simulation Experiments
3.1 Training and Test Data Set
3.2 Compared with Other Methods
4 Notes and Comments
References
Robust Consensus for Linear Continuous-Time Multi-agent Systems with Randomly Switching Topologies
1 Introduction
2 Problem Formulation
2.1 Communication Topologies
2.2 Consensus over Randomly Switching Topologies
3 Main Results
4 Simulation
5 Conclusion
References
Image Classification Based on Transfer Learning and Image Expansion and Its Application*-6pt
1 Introduction
2 Date Preparation
3 Method
3.1 Image Preprocessing
3.2 Transfer Learning
3.3 Convolutional Neural Network
4 Analysis of Experimental Result
5 Conclusions
References
Research and Identification of DC Magnetic Bias of Single-Phase Transformer
1 Introduction
2 The Generation Mechanism of Transformer DC Bias
3 Research on the Characteristics of DC Bias Based on PSCAD/EMTDC Software
3.1 Research on the Characteristics of Excitation Current
3.2 Research on Characteristics of Iron Core Magnetization Curve
3.3 Research on the Characteristics of Each Harmonic
3.4 Research on the Characteristics of Total Harmonic Distortion Rate
4 Based on Discrete Wavelet Transform (DWT) to Identify the Low-Frequency Components of the Excitation Current
5 Conclusion
References
Research on Winding Temperature Prediction of UHV Transformer Based on Convolutional Long Short-Term Memory Network
1 Introduction
2 Selection of Main Influence Variables of Winding Temperature
3 CNN-LSTM Network Model
3.1 CNN Model
3.2 LSTM Model
3.3 CNN-LSTM Model
3.4 Experimental Evaluation Index
4 Case Studies
4.1 Data Preprocessing
4.2 Analysis of Results
5 Conclusion
References
A Method for Quality Evaluation of Multi-exposure Fusion Images with Multi-scale Gradient Magnitude
1 Introduction
2 Proposed Objective Quality Assessment Model
2.1 Gradient Magnitude Similarity
2.2 Multiscale Fusion
3 Experimental Results and Analysis
3.1 Database and Evaluation Index
3.2 Results Analysis
4 Conclusion and Discussion
References
Life Assessment of Nuclear Power High-Voltage Card Under the Condition of Few Samples Based on Weibull Distribution
1 Introduction
2 Weibull Distribution and Parameter Estimation
2.1 Weibull Distribution
2.2 Parameter Estimation
2.3 Parameter Estimation with Less Failure Data
3 Case Analysis
4 Conclusion
References
Current Status and Future Prospect of Brain Training Platforms for Older Adults
1 Introduction
2 Existing Platforms Analysis
2.1 Total Brain
2.2 Lumosity
2.3 Six Brain
2.4 A Brief Summary
3 Future Directions
3.1 Existing Problems
3.2 Suggestions
3.3 A General Concept
3.4 Prospects
4 Conclusion
References
The Contribution of Previous Information to Current Memory Processing: Comparisons Between Older Adults with Mild Cognitive Impairment and Normal Elderly
1 Introduction
2 Methods
2.1 Participants
2.2 The Hybrid Delayed-match-to-sample Task (DMST)
2.3 Image Acquisition
2.4 Behavioral Data Analysis
2.5 Neuroimaging Analysis
2.6 Psychophysiological-Interaction (PPI) Analysis
3 Results
3.1 Behavioral Results
3.2 Neuralimaging Results
4 Discussion
References
Research on Anoectochilus Roxburghii Unknown Category Detection Module Based on Confidence Correction
1 Introduction
2 Dataset Description
3 Classifier and OOD Data Detection Module
3.1 1D-Inception-CNN Classifier
3.2 OOD Data Detection Module
4 Experimental Results Analysis
4.1 Classification Results of the 1D-inception-CNN Model
4.2 Output Result Analysis of Autoencoder
4.3 Confidence Correction Result
5 Conclusion
References
Adaptive Recursive Correction LANDMARC Positioning Algorithm Based on Weight Optimization
1 Introduction
2 LANDMARC Algorithm
3 Optimized LANDMARC Algorithm
3.1 Weight Optimization
3.2 Adaptive Optimal k Neighbor Algorithm
3.3 Recursive Correction of Positioning Results
4 Simulation Experiment and Result Analysis
5 Conclusion
References
Temperature Prediction of Turbine Stator Winding Based on Time Series
1 Introduction
2 State Classification Based on Stator Winding Temperature of Hydraulic Turbine
3 Time Series Prediction Model
3.1 Time Series Definition
3.2 The Model of Time Series
3.3 Building ARIMA Model Based on Time Series
4 Based on Time Series ARIMA Model to Predict the Stator Winding Temperature of Hydroelectric Generating Units
4.1 Sequence Diagram of Original Temperature Data
4.2 Autocorrelation Test
4.3 Stationarity Test
4.4 White Noise Test
4.5 First Order Difference
4.6 Autocorrelation Test After Difference
4.7 Partial Autocorrelation Test After Difference
4.8 Unit Root Test After Difference
4.9 White Noise Test After Difference
4.10 Order Determination of ARIMA Model
4.11 White Noise Test of Residuals
4.12 Forecast Five Values in the Future
5 Conclusion
References
A Robust R-Peaks Detection Algorithm of ECG Signals by Using Adaptive Combined Threshold
1 Introduction
2 Method
2.1 Pre-processing
2.2 Generate Composite Lead
2.3 Searching for Suspected R-Peaks
2.4 Calculating the Combined Threshold
2.5 Threshold Detection and Slope Detection
2.6 Backtracking Search
3 Result and Discussion
4 Conclusion
References
Singularity Avoidance of Humanoid Manipulator Based on Workspace Decomposition
1 Introduction
2 Singularity Analysis Based on Workspace Decomposition
2.1 Identifying Singular Configurations
2.2 Workspace Decomposition
2.3 Singularity Analysis for the 7-DOF Humanoid Manipulator
3 Singularity Avoidance Algorithm
3.1 Internal Singularity Avoidance Method
3.2 Boundary Singularity Avoidance Method
4 Simulations
5 Conclusion
References
Human Activity Recognition of Exoskeleton Robot Based on Adaptive DTW Classifier
1 Introduction
2 Improved DTW Algorithm
3 Realization of Adaptive DTW Classifier
4 Experiments and Results
5 Conclusion
References
An Area-Optional Regeneration RRT Algorithm for Dynamic Path Planning of Service Robots
1 Introduction
2 Existing Problems and Solutions
3 Algorithm Principle
4 Numerical Experiments
4.1 Area-Optional Path Planning
4.2 Real-Time Path Planning
5 Conclusion and Discussion
References
Real-Time Driver Distraction Detection Using Lightweight Convolution Neural Network with Cheap Multi-scale Features Fusion Block
1 Introduction
2 Related Works
3 Method
3.1 CMFF Module
3.2 MAPGC Bottleneck
3.3 CMFF Block
3.4 CMFFNet
4 Numerical Simulation Experiments
4.1 Dataset and Experiments Environment
4.2 Implementation Details
4.3 Experiment Results
5 Conclusion
References
Finite-Time Anti-disturbance Control for System with Multiple Disturbances
1 Introduction
2 Problem Statement
3 Nonlinear Disturbance Observer-Based on Finite-Time Control
3.1 Disturbance Observer
3.2 Finite-Time Control
4 The Simulation Results
4.1 The Numerical Simulation
4.2 Application Example and Simulation
5 Conclusion
References
A Fault Diagnosis Method Based on Support Vector Machine Optimized by Sparrow Search Algorithm
1 Introduction
2 Theoretical Analysis
2.1 SSAE
2.2 SVM
2.3 Automatically Optimize SVM by SSA
3 Simulation Experiments
3.1 CWRU Data Set
3.2 Hyper Parameters of SSAE
3.3 Important Parameters of SSA-SVM
3.4 Compare Simulation Results Analysis
4 Conclusion
References
A Novel Deep Learning Model Based on the Improved Loss Function for Traffic Flow Forecasting
1 Introduction
2 Methology
2.1 Data Preprocessing
2.2 Spatial Attention
2.3 Information Fusion
2.4 Seq2seq
2.5 Improved Loss Function
3 Experiments and Comparisons
3.1 Data Description
3.2 Implemention
3.3 Experimental Results
4 Conclusion
References
An IMU Based Real-Time Monitoring System for Powered Robotic Knee Exoskeleton
1 Introduction
2 Method
2.1 Sensors and Installation
2.2 Analysis Algorithm
2.3 Finding Critical Point
2.4 Kinematic Integral Algorithm
3 Experiment and Result
3.1 Participants
3.2 Validation Environment
3.3 Result
4 Conclusion
References
Speech Random Impulse Noise Elimination Method Based on Robust PCA Inexact ALM Algorithm
1 Introduction
2 Principal Component Analysis
3 Robust Principal Component Analysis
4 Speech Random Impulse Noise Elimination Algorithm Based on Inexact ALM
5 Experimental Results
6 Conclusion
References
Adaptive Dynamic Programming-Based Robust Output Regulation of Discrete-Time Linear Systems via Output Feedback
1 Introduction
2 Problem Formulation and Preliminaries
3 Design of Output Feedback Based on ADP
3.1 State Reconstruction
3.2 Output Feedback Algorithm Based on PI Algorithm
4 An Example
5 Conclusions
References
Fault Detection and Isolation of Electrical Trimmable Horizontal Stabilizer Actuator Based on Bond Graph
1 Introduction
2 Model of ETHSA
2.1 Electric Motor
2.2 Gearbox
2.3 Screw Mechanism
2.4 No-Back Mechanism
2.5 THS Surface
2.6 System Model
3 FDI for ETHSA
3.1 Diagnostic Bond Graph of ETHSA
3.2 Analysis of Redundancy Relations
3.3 Construction of Fault Signature Matrix
3.4 Simulation Analysis
4 Conclusion
References
An Improved Method for Small Target Recognition Based on Faster RCNN
1 Introduction
2 Improvement Based on Faster_Rcnn Algorithm
2.1 Improvement of Model Structure
2.2 FRCNN's Backbone Network
2.3 Regional Proposal Network Based on Frcnn
2.4 Improved Head Network Based on Frcnn
3 Experiment and Data Analysis
3.1 Experimental Platform and Data
3.2 Experimental Results and Analysis
4 Conclusion
References
Error-Based Active Disturbance Rejection Control for Maximum Power Point Tracking in Photovoltaic System
1 Introduction
2 Problem Formulation
2.1 Modeling of PV System
2.2 Output Characteristics of Photovoltaic Module
3 Maximum Power Point Tracking Scheme by EADRC Approach and P&O
3.1 Essentials of EADRC Approach
3.2 Proposed Maximum Power Point Tracking Scheme
4 Simulation Results and Discussion
5 Conclusion
References
Analysis of Missile-Born Cooperative Data Link
1 Introduction
2 Research Object Model and Relative Coordinate Systems
2.1 Research Object Model
2.2 Geocentric Coordinate System
2.3 Missile-Born Antenna Coordinate System
2.4 Missile Body Coordinate System
2.5 Emission Coordinate System
2.6 Transformation Between Geocentric Coordinate System and Emission Coordinate System
2.7 Transformation Between Missile Body Coordinate System and Missile-Born Antenna Coordinate System
2.8 Transformation Between Missile Body Coordinate System and Emission Coordinate System
3 Calculation Method
3.1 Method for Calculating Antenna Gain
3.2 Calculation Method of Link Margin
4 Simulation Analysis
5 Conclusion
References
Based on Dynamic Model Modification Technology Vibration Analysis and Structure Optimization of Aerospace
1 Introduction
2 Failure Mechanism Analysis
3 Basic Theory and Solution Method
3.1 Structural Dynamics Theory
3.2 Random Vibration
3.3 Structural Sensitivity Calculation Method
4 EMA Random Vibration Analysis
4.1 Dynamics Modeling
4.2 Validation of Bolt Mode
4.3 EMA Random Vibration Analysis
5 Structural Improvement and Test Validation
5.1 Structural Improvements
5.2 Data Comparison
6 Conclusion
References
Multi-objective Design of an FBG Sensor Network Using a Non-dominated Sorting Particle Swarm Optimization
1 Introduction
2 Principle
3 Non-dominated Sorting Particle Swarm Optimization
4 Simulation Results
5 Conclusions
References
Distributed Bipartite Consensus Control for Multi-agent Systems with Actuator Faults Under Undirected Topology
1 Introduction
2 Preliminaries and Problem Formation
2.1 Graph Theory Notations
2.2 Problem Formulation
3 Main Results
3.1 External State Observer Design
3.2 Bipartite Consensus Analysis
4 Simulation Results
5 Conclusion
References
Complex Shape Formation Control for Swarms Using Artificial Potentials
1 Introduction
2 Problem Statement
2.1 Model
2.2 Control Objective
3 Cooperative Control Method
3.1 Environmental Potential Well Function
3.2 Half-Spring Collision Avoidance Potential Function
3.3 Control Vector
4 Simulation
4.1 Form a Formation of a Non-convex Graph PI
4.2 Form a Formation of a Non-connected Graph Yin Yang Fish
5 Conclusion
References
Optimal Cooperation Scheme Based on Improved Artificial Bee Colony for Energy Harvesting Cognitive Network
1 Introduction
2 Energy Harvesting Cooperative Cognitive Relay Radio System Model
3 Cognitive Relay Cooperation Scheme Based on Improved Artificial Bee Colony Algorithm
3.1 Artificial Bee Colony Algorithm
3.2 Improved Artificial Bee Colony Algorithm
3.3 Optimal Cooperation Scheme Based on Improved Artificial Bee Colony Algorithm
4 Simulation Results
5 Conclusion
References
Land Clutter Modeling and Simulation Based on HRRP of Ground Radar
1 Intorduction
2 Land Clutter Model in Ground Radar HRRP
2.1 Land Backscattering Coefficient
2.2 Land Clutter Model of Ground Radar
3 Simulation of Land Clutter Model
3.1 Simulation Method of Land Clutter Model
3.2 Validation of Land Clutter Model and Simulation Method
4 Experimental Verification
4.1 Test Scheme
4.2 Data Analysis
5 Conclusion
References
Adaptive Fuzzy Finite-Time Constraint Control for Attitude Tracking of Rigid Spacecrafts*-6pt
1 Introduction
2 Problem Formulation and Preliminaries
2.1 Attitude Tracking Model of Rigid Spacecrafts
2.2 Preliminaries
3 Finite-Time Adaptive Controller Design
3.1 Modified Prescribed Performance Function
3.2 Finite-Time Fuzzy Control
4 Stability Analysis
5 Simulation Results
6 Conclusion
References
Research and Application of Functional Electrical Stimulation Control System Based on Adaptive EMG Modulation
1 Introduction
2 Method
2.1 Overall Framework
2.2 EMG Signal Prediction Model Based on BP Neural Network
2.3 Design and Implementation of Wearable FES Therapy Device
3 FES Assisted Walking Experiment in Patients with Foot Drop
4 Results and Analysis
4.1 Generalization Ability Test of EMG Signal Prediction Model
4.2 Patient Test Results and Analysis
5 Conclusion
References
Real Time Airborne Terrain Aided Inertial Navigation System in Multi-resolution Terrain
1 Introduction
2 Fast Adaptability Analysis of Planning Area
3 Terrain Aided Navigation Algorithm
3.1 Search Mode
3.2 Track Mode
3.3 Filter Divergence Detection
3.4 Filter Adjustment in Multi-resolution Terrain
4 System Test and Analysis
4.1 Experiment 1: Adaptability Analysis Simulation Experiment
4.2 Experiment 2: Filter Simulation in Multi-resolution Terrain
5 Conclusion
References
Attention Mechanism Based on Temporal Graph Convolutional Neural Network for Traffic Flow Prediction
1 Introduction
2 Methodology
2.1 Definition
2.2 Overview
2.3 Model
3 Experiments
3.1 Data Description
3.2 Choosing Model Parameters
3.3 Comparison and Result Analysis
4 Conclusion
References
A Two-Step 3D LiDAR-Camera Calibration Method Using AR Tags
1 Introduction
2 Problem Definition and Notations
3 Extrinsic Calibration
3.1 System Overview
3.2 Coarse Estimating
3.3 Accurate Optimization
4 Experiments
5 Conclusion
References
Research on Multi-joints Motion Planning Method by Online Auto-Learning Mode Based on Neural Network
1 Introduction
2 The Time Series Model Based on Neural Network
3 The Multi-joint Motion Planning Method by Online Auto-Learning Mode
4 The Simulation Results
5 Conclusion
References
Research on Operation Control Method and Optimal Configuration of Energy Storage System Integrating Solid-State Heat Storage Considering Low-Carbon Economy
1 Introduction
2 Solid-State Heat Storage and Energy Storage Work Optimal Coordinated Control Strategy
3 Multi-objective Double-Layer Optimization Model of Solid-State Heat Storage and Electric Energy Storage System
4 Optimization Model and Solution Algorithm
4.1 Objective Functions
4.2 Constraints
4.3 Model Solution
5 Case Analysis
6 Conclusion
References
Comprehensive Evaluation Research of Professional Instructors Based on Fuzzy Mathematics
1 Introduction
2 Establishment of Comprehensive Evaluation Model
3 Fuzzy Comprehensive Evaluation Method
3.1 Determination of Domain U
3.2 Determination of Evaluation Level Domain V
3.3 Determination of Weights by Analytic Hierarchy Process
3.4 Consistency Test ch48ref9
3.5 Determination of Membership Matrix R
3.6 Operation and Results of Fuzzy Judgment Matrix
4 Empirical Research
5 Conclusion
References
Research on Wearable Knee Angle Detection System Based on RBF Neural Network*-6pt
1 Introduction
2 The Sensor Layout of Wearable Knee Angle Detection System
3 The RBF Neural Network Model
4 The Wearable Knee Angle Detection Method
5 The Results of Experiment
6 Conclusion
References
MK-SCE:A Novel Multi-Kernel Based Self-adapt Concept Drift Ensemble Learning
1 Introduction
2 Methodology
2.1 Knowledge Retention Based on MK-MMD Measurement
2.2 Dynamic Sensitive Feature Space Construction
3 Experiments
4 Conclusion
References
An Adaptive Weighted Model Considering Multipath for Precise Point Positioning
1 Introduction
2 Methodology
2.1 Models of Precise Point Positioning
2.2 Nominal Weighting Model
3 Adaptive Weighting Model
3.1 Multipath Observation Model
3.2 Multipath Detection and Re-weighting
4 Tests and Analysis
4.1 Test with Static Data
4.2 Test with Marine Data
5 Conclusions
References
Oscillatory Parameter Optimization of Bionic Robotic Fish in Motion State
1 Introduction
2 Bionic Model and Numerical Model
2.1 A Deformed Model of a Bionic Robotic Fish
2.2 Solid-Liquid Coupling Governing Equation
2.3 The Boundary Conditions
3 Numerical Results and Analysis
3.1 Oscillation Frequency
3.2 Oscillation Wavelength
4 Conclusion
References
Characteristic Analysis of Intelligent Manufacturing System Based on Business Process
1 Introduction
2 Typical Manufacturing Systems
2.1 Flexible Manufacturing System (FMS)
2.2 Agile Manufacturing System (AMS)
2.3 Virtual Manufacturing System (VMS)
2.4 Computer Integrated Manufacturing System (CIMS)
2.5 Reconfigurable Manufacturing System (RMS)
2.6 Intelligent Manufacturing System (IMS)
3 Analysis and Discussion
3.1 Focus of Manufacturing Systems
3.2 Steps for Future Development of IMS
4 Conclusions
References
Pneumonia Image Classification Method Based on Deep Learning*-6pt
1 Introduction
2 Data Preprocessing
3 Model Processing
3.1 Model Selection
3.2 Model Compression
4 Experiment
5 Conclusion
References
Recursive-gradient-based Model-Free Adaptive Control with RBF Neural Network
1 Introduction
2 Improved Recursive-Gradient-Based Model-Free Adaptive Control Algorithm
3 Pseudo Partial Derivative Estimation Algorithm Based on RBF Neural Network
4 Simulation Research
5 Conclusion
References
A Lane-Changing Decision Model of Structured Roads Based on Optimized XGBoost Algorithm
1 Introduction
2 Data Extraction and Processing
2.1 Lane-Changing Samples Extraction
2.2 Features Selection
3 XGBoost Model Based on Bayesian Optimization
3.1 XGBoost Algorithm
3.2 Bayesian Optimization Method Based on Random Forest
4 Experiments
4.1 Standard Datasets Classification Experiment
4.2 Lane-Changing Decisions Recognition Experiment
5 Conclusion
References
Defects Identification for Textile Glove Based on Depth Target Detection
1 Introduction
2 Defects Identification for Textile Glove
2.1 Defects of Textile Gloves
2.2 Method of Defects Identification for Textile Gloves
3 Experimental Result
4 Conclusion
References
Wind Turbines Grouping and Model-Turbine Selection Method for Offshore Wind Farms Considering Wake Effect
1 Introduce
2 Wake Model
2.1 Gaussian Wake Model
2.2 Wake Stack Model
2.3 Power Maximization
2.4 Clustering Algorithm
2.5 Selection Method of Model-Turbine
3 Case Analysis
4 Conclusion
References
Review of Unsupervised Learning Techniques
1 Introduction
2 Dimensionality Reduction
2.1 Linear Methods
2.2 Nonlinear Methods
3 Clustering
3.1 Methods
3.2 Summary of the Cluster Methods
4 Deep Learning-Based Methods
4.1 Methods
4.2 Summary
5 Recent Progresses of Unsupervised Technologies
6 Conclusion
References
Research on Anti-saturation Control Strategy of High-Power and High-Dynamic Servo Power Supply
1 Introduction
2 Mechanism Analysis of DC Bias in Multipolar Converters
3 Characteristic Analysis of Common DC Bias Suppression Methods
3.1 Series DC Blocking Capacitor Method
3.2 DC Component Detection Method
4 A Kind of Peak Current Detection to Solve the Principle Analysis of DC Bias
5 Anti-saturation Design Based on Servo Power Full-Bridge Converter
6 Experimental Verification
7 Conclusion
References
Design and Implementation of Integrated Control and Drive System for Dexterous Hand Based on FPGA
1 Introduction
2 Overall Design
2.1 Electrical Design
2.2 Structural Design
3 System Hardware Design
3.1 Design of Current Conversion Circuit
3.2 Communication Design
3.3 Design of Driving Circuit
4 System Software Design
4.1 SVPWM Module Design
4.2 SPI Communication Module
4.3 Design of Multi Motor Control Module
5 Experimental Verification
5.1 SVPWM Waveform
5.2 Phase Current Test of Motor
5.3 Multi Motor Parallel Control
6 Conclusion
References
Measurement System Design for a Novel Aerospace Electrically Actuator
1 Introduction
2 Measurement System Hardware
2.1 Structure of EMHA
2.2 Structure of EMHA
3 Measurement System Hardware
3.1 Motion Control Module
3.2 Communication Module
3.3 Test Interface Module
4 Results and Discussion
5 Conclusion
References
A Real-Time Assistance Control Strategy for Active Knee Exoskeleton
1 Introduction
2 Materials and Methods
2.1 Experimental Setup
2.2 Experimental Protocol
3 Assistance Control Algorithm
3.1 Gait Recognition
3.2 Multi Modes Switching Control Algorithm
3.3 Design of Multi-mode Controller Based on Human-Robot Interaction Force
4 Experimental Results and Discussion
4.1 Evaluation of Online Real-Time Assistance Control Strategy
4.2 Analysis of Metabolic Consumption Results
5 Conclusion
References
A Multi-view Recognition Technology Based on the Prediction of Active Robot's Optimal Viewing Angle
1 Introduction
2 The System Architecture
3 Multi-robot Uniform Distribution Algorithm
4 The Multi-view Recognition Network
5 Experiments
6 Conclusions
References
Application Barrier-Free Deep Reinforcement Learning-Based Navigation in Mapless Environment
1 Introduction
2 Related Work
2.1 Deep Reinforcement Learning
2.2 Deep-Reinforcement-Learning-based Navigation
2.3 Gap Between Virtual and Reality
3 Approach
3.1 Navigation Problem
3.2 Soft Actor Critic Algorithm
3.3 Processing of the Input Information
3.4 Reward Function
4 Experiments
4.1 Training in Virtual Environment
4.2 Deploying on Real Robot Platform
4.3 Evaluation
5 Conclusion
References
Spectrum Allocation Algorithm Based on Game Theory Under Energy Harvesting
1 Introduction
2 Cognitive Network System Model
3 Spectrum Allocation Algorithm Based on Game Theory Under Energy Harvesting
3.1 Secondary Users Collect Energy
3.2 Dynamic Price Game for Primary Users
4 Simulation Results
5 Conclusions
References
A Redundancy Management and Reconstruction Strategy for Hybrid Redundancy Electromechanical Servo System
1 Overview
2 Design of Electromechanical Servo System with Hybrid Redundancy
2.1 System Framework
2.2 Dual Redundancy Electromechanical Servo Mechanism
2.3 Redundancy Controller
3 Redundancy Management and Restructuring Strategy
3.1 Overall Redundancy Management Technology
3.2 Redundancy Management Strategy Under Self-control Mode
3.3 Redundancy Management Strategy Under Super-Control Mode
4 System Test
5 Conclusion
References
Joint Angle Prediction of Lower Extremity Exoskeleton Based on sEMG Signal
1 Introduction
2 SEMG Signal Acquisition, Processing and Feature Extraction
2.1 SEMG Signal Acquisition and Processing
2.2 Feature Extraction of sEMG Signal
3 Angle Prediction Model Based on Deep Learning Algorithm
3.1 PSO-LSTM Algorithm Principle
3.2 Simulation of PSO-LSTM Algorithm Model
4 Prediction Experiment Based on Knee Joint System
5 Summary
References
Sample-Based Motion Planning of Mobile Robot in Dynamic Environment
1 Introduction
2 Basic RRT* Algorithm
2.1 Description of Environment and Path Planning
2.2 RRT* Algorithm Basic Principle
3 D-RRT* Algorithm
3.1 Target Bias Strategy
3.2 Path Optimization
3.3 Global Planning Combined with Local Replanning
4 Simulation Experiments and Results Analysis
5 Conclusion
References
Design of Serial Communication Protocol Simulator Based on Data Engine Technology
1 Introduction
2 Data Engine Technology
2.1 Principle
2.2 Protocol Simulator and Data Engine
3 Serial Communication Protocol - Modbus-RTU
3.1 Serial Communication
3.2 Modbus-RTU
4 Software Design of Protocol Simulator
4.1 Architecture Design
4.2 Data Engine Design
4.3 Modbus-RTU Generation Function Design
4.4 Programing Flow
5 Experiment
6 Conclusion
References
Research on Delay Measurement of MEC Application in Industrial Internet
1 Introduction
2 Delay Measurement Methods
2.1 Method 1: Cross-Correlation Algorithm
2.2 Method 2: Function Fitting Method
3 Experimental Design for Time Delay Measurement
4 Analysis of Delay Measurement Results
5 Conclusion
References
HQDPoS: DPoS-Based Hybrid Consensus Mechanism
1 Introduction
2 DPoS Security Vulnerability
3 HQDPoS Key Technologies
3.1 HQDPoS Functional Structure
3.2 Improved PBFT
3.3 Algorithm Design
4 Experimental Results
4.1 Simulation Design
4.2 Security
4.3 Throughput
5 Summary
References
Tracking Control of Flexible-Joint Manipulator Based on Generalized Udwadia-Kalaba Equation
1 Introduction
2 An Equivalent Flexible-Joint Manipulator Model
3 Generalized Udwadia-Kalaba Equation
4 Tracking Controller Design
5 Illustrative Example
6 Conclusion
References
A Study on Intelligent Optimization Algorithms for Capacity Allocation of Production Networks
1 Introduction
2 An Optimization Model
3 Solution Algorithms
3.1 PSO Algorithm
3.2 GA Algorithm
3.3 GAPSO Algorithm
4 Numerical Results
4.1 Solution Case 1
4.2 Solution Case 2
4.3 Sensitivity Analysis
5 Conclusion
References
Robust Bipartite Consensus for Multiscale Signed Networks with Disturbances
1 Introduction
2 Preliminaries and Problem Formulation
2.1 Notations and Signed Networks
2.2 Problem Formulation
3 Main Results
4 Numerical Simulation
5 Conclusion
References
Adaptive Sliding Mode Control of Quadrotor UAV Based on Neural Network
1 Introduction
2 Mathematical Model
3 Attitude and Position Controller Design
3.1 Outer Loop Controller Design
3.2 Inner Loop Controller Design
4 Simulation Results
5 Conclusions
References
Target Detection of Terahertz Images Based on Improved Fuzzy C-Means Algorithm
1 Introduction
2 Terahertz Experimental System and Imaging Results
2.1 Construction of Experimental Equipment
2.2 Terahertz Imaging Results
3 Improved Fuzzy C-Means Clustering Algorithm
3.1 Improvement of Objective Function
3.2 Quantum Particle Swarm Optimization Algorithm
3.3 The Specific Process of the Segmentation Algorithm
4 Algorithm Comparison and Analysis
5 Conclusions
References
Research on the Protection Improvement Scheme of DC Distribution System with Hybrid Superconducting Current Limiter
1 Introduction
2 Hybrid Superconducting Limiter and Its Mathematical Model
3 Effect of Hybrid Superconducting Current Limiter on the Fault Characteristics of DC Distribution Systems
4 The Improved Hausdorff Distance Protection Scheme
5 Simulation Validation
6 Conclusion
References
Research on a Space Anti-irradiation Magnetic Feedback DCDC Conversion Technology
1 Overview
2 Magnetic Feedback DCDC Converter
2.1 Main Power Circuit Design
2.2 The Main Control Circuit Design
2.3 The Feedback Circuit Design
2.4 High-Efficiency DCDC Conversion Module Design
3 Test Verification
3.1 Verification of Irradiation Characteristics Test
3.2 High Temperature Environment Test Verification
3.3 Low Temperature Environment Test Verification
4 Conclusion
References
A Queue Driven State Machine Based LabVIEW Pattern Used in Large-Scale Measuring and Controlling Systems
1 Introduction
2 Overall Architecture Design
3 Sub-system Module Design
3.1 Main State Machine Module
3.2 Report Machine Module
3.3 User Interface Module
3.4 Hardware Input and Output Module
4 A Framework Application Case
5 Conclusion
References
The Influence of Voltage Sag on Gas Compressor Station and Its Treatment Measures
1 Introduction
2 Analysis of the Impact of Sag on the Compressor Station and Evaluation Method of the Government Plan
2.1 Composition of Electrical Equipment in Gas Station
2.2 Sensitive Equipment for Voltage Sag in Pressure Gas Station
2.3 Evaluation Method of Voltage Sag Government Plan
3 Example of Temporary Downfall of a Pressure Station in Northwest China
3.1 Voltage Sag Situation
3.2 Analysis of Voltage Drop
4 Evaluation Method of Voltage Sag Control Scheme
4.1 Electrical Treatment Methods
4.2 Physical Class Governance
4.3 Comprehensive Management Approach
5 Test Result
References
Subject Adversarial Neural Network on EEG-Based Emotion Recognition
1 Introduction
2 Related Work
3 Methods
3.1 Feature Extraction
3.2 The Framework of Subject Adversarial Network
3.3 The Subject Discriminator
3.4 The Feature Extractor
4 Experiments
5 Conclusion
References
Coordination Privacy Protection of Multi-agent Systems
1 Introduction
2 Problem Statement
2.1 Graph Theory
2.2 Probability Theory
2.3 Related Lemmas and Definitions
3 Differential Privacy Protection of Multi-agents System with Fixed Topology
3.1 Average Consistency
3.2 Analysis of Privacy Algorithm
4 Simulation
5 Conclusion
References
Unknown Fault Identification Method of Neutron Detector Based on SVDD
1 Introduction
2 Principle
2.1 Principle of Unknown Fault Identification Method Based on PSO-SVDD Algorithm
2.2 Principle of Particle Swarm Optimization
2.3 Principle of SVDD
3 Experimental Data and Results Analysis
3.1 Data Collection and Analysis
3.2 Experimental Results Analysis
4 Conclusion
References
Privacy Protection Consistency of Multi-agent System with External Interference
1 Introduction
2 Preparatory Knowledge
3 Problem Description
4 Additional Noise Design
5 Disturbance Observer Design
6 System Consistency Analysis
7 Algorithm Privacy Analysis
8 Experimental Simulation
9 Concluding Remarks
References
A Review of UAV Tilt Photogrammetry Technology for Digital Modeling of Hydropower Station Geomorphology
1 Introduction
2 Unmanned Aerial Vehicle System
2.1 The Classification of UAVs
2.2 The Composition of the UAV Photogrammetry System
3 UAV Tilt Photogrammetry Technology
3.1 Trajectory Planning and Image Control Point Layout
3.2 Aerial Photography and Image Control Point Measurement
3.3 Data Processing and Model Building
4 Development Trends of the UAV Tilt Photogrammetry Technology
4.1 Development of UAV Control Algorithms
4.2 Improvement of UAV Aerial Photography Technology
5 Conclusions
References
Adaptive Cruise Control for Intelligent Electric Vehicles Based on Explicit Model Predictive Control
1 Introduction
2 Optimization Problem Formulation of ACC
2.1 Model of ACC
2.2 Constraints and Objective Function
2.3 Establishment of Optimization Problem
3 Expilicit Model Predictive Control
4 Adaptive Cruise Control Based on EMPC
4.1 The Powertrain of the Intelligent Electric Vehicle
4.2 Control Framework
4.3 Simulation Results
5 Conclusion
References
Health Prediction of Satellite Attitude Control System Based on Deep XGBoost-LSTM-BP Cascade Network
1 Instruction
2 Pre-processing of the Satellite Telemetry Data
2.1 Data Cleaning
2.2 Correlation Feature Analysis
3 Health Prediction for Multi-dimensional Sequence
3.1 Model Building
3.2 Health Prediction of Satellite Attitude Control System
3.3 Evaluation Index
4 Comparative Validation
4.1 Data Preprocessing
4.2 Results and Analysis of Sequence Prediction
4.3 Results and Analysis of Health Status Estimation
5 Conclusions
References
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Proceedings of 2021 Chinese Intelligent Systems Conference

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