High-Performance Computing Systems and Technologies in Scientific Research, Automation of Control and Production. 12th International Conference, HPCST 2022 Barnaul, Russia, May 20–21, 2022 Revised Selected Papers

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Preface Organization Contents Hardware for High-Performance Computing and Signal Processing Hierarchical Encoder-Decoder Neural Network with Self-Attention for Single-Channel Speech Denoising 1 Introduction 2 Proposed Approach 2.1 Encoder-Decoder Neural Architecture 2.2 Frequency Encoding 2.3 Positional Encoding 2.4 Self-attention Layer 2.5 Loss Function 3 Experiments and Results 3.1 Dataset Description 3.2 Implementation Details 3.3 Performance Evaluation and Discussion 4 Conclusion References Architecture and CAD Software Solutions for PCB Design 1 Introduction 2 Features of the OpenGL Library 3 CAD Architecture 4 Design Process Using Scripting Languages 5 Conclusions References Frequency-Domain Generalized Phase Transform Method in Pipeline Leaks Locating 1 Introduction 2 Materials and Methods 2.1 Time Delay Estimation 2.2 Phase Transform TDE 2.3 Practical Frequency-Domain TDE Algorithm 3 Results and Discussion 3.1 Experimental Setting 3.2 Software Prototype 3.3 Estimation of Leak Position 3.4 Discussion 4 Conclusion References Information Technologies and Computer Simulation of Physical Phenomena Inverse Problem Regularization of Parametric Identification of the Particle Temperature Distribution of Gas-Thermal Flow with Optimization of Its Solution 1 Introduction 2 Optoelectronic System for Recording the Spectrum of Thermal Radiation of Gas-Thermal Flow Particles and Digital Equipment for Its Calibration 3 Methodical Aspects for Solving the Inverse Problem of Determining the Temperature Distribution of Particles 3.1 Integral Fredholm Model for the Thermal Radiation Spectrum of Particles and the Problem of Its Inversion 3.2 Regularization of the Solution of the Inverse Problem Based on a Physically Adequate Model Function of the Temperature Distribution Density of Particles 4 Algorithm for Optimizing the Parameters of the Model Density Function of the Particle Temperature Distribution 5 Results of Numerical Optimization of the Model Density Function Parameters of the Particle Temperature Distribution 6 Conclusions References Application of the Heterogeneous Multiscale Finite Element Method for Modelling the Compressibility of Porous Media 1 Introduction 2 Problem Description 3 Change in Sample Porosity Under External Mechanical Loading 3.1 Case of Loading with Different Initial Porosity 3.2 Case of Loading at Different Initial Pore Size 4 Conclusions References Parallel Non-Conforming Finite Element Technique for Mathematical Simulation of Fluid Flow in Multiscale Porous Media 1 Introduction 2 Problem Statement 3 Methods 3.1 Stokes-Darcy System 3.2 Variational Formulation of the Discontinuous Galerkin Method for the Stokes-Darcy System 4 Results 5 Conclusion References Darcy Problem Solution in a Mixed Formulation for Geological Media of Various Structures 1 Introduction 2 Mixed Discontinuous Galerkin Formulation 3 Numerical Experiments 3.1 Computational Domain with Rectangular Inclusions 3.2 Layered Computational Domain 4 Conclusions References Mathematical Modeling of the Electromagnetic Field from a Solenoidal Coil in the Frequency Domain 1 Introduction 2 Problem Statement 3 Vector Variational Formulation 4 Source Approximation 5 Approximation of a Coil with a Current 6 Calculation Results 7 Conclusion References Computing Technologies in Data Analysis and Decision Making Novel Planning Technique for ERP Systems Implementation Projects 1 Introduction 2 Problem Statement 3 Evaluation of Development Efforts 4 Benchmarking of the Stage Durations 5 Building a Resource Plan 6 Conclusions References Development of an Automated Document Classification System with a Predefined Structure 1 Introduction 2 Representation of Document Information in Vector Form 3 Analysis of the Characteristics of the Frequency of the Term 4 Relative Frequency of the Document 5 Presentation of the Conceptual Structure 6 Calculation of Weight Coefficients of Text Analysis Models 7 Implementation of the Analysis Results 8 Conclusions References Ontology-Based Data Mining Platform for Diagnosing Sowing Quality of Wheat Seeds 1 Introduction 2 Problem Statement 3 Materials and Methods 4 Results and Discussion 5 Conclusions References Algorithm for the Classification of Coronary Heart Disease Based on the Use of Symptom Complexes in the Cardiovascular Environment 1 Introduction 2 Problem Description 3 Software Modules 3.1 Administrative Module 3.2 Reference Selection 3.3 Informative Symptom Complexes 3.4 Diagnosis Process 3.5 Doctor Module 4 Algorithm of Formulation and Solution of the Issue 4.1 Inserting a Question 4.2 The Question 5 Results 6 Conclusions References Business Process Designing of the Institutional Ranking System of Higher Education of the Kyrgyz Republic 1 Introduction 2 Methodology of National Institutional Ranking 3 Business Process Designing of the Institutional Rating System of Higher Education of the Kyrgyz Republic 4 Conclusion References Evaluation of the Efficiency of the Vaccination Against Chickenpox Based on the Results of Simulation Modeling 1 Introduction 2 Development and Implementation of Simulation 3 Analysis of the Simulation Results 4 Evaluation of Vaccination Economic Efficiency for Altai Krai 5 Conclusions References Hierarchical Volume Mesh Model of Heterogeneous Media Based on Non-Destructive Imaging Data 1 Introduction 2 Methods for Reconstructing the Internal Structure 3 Problem Statement 4 An Algorithm for Constructing a Discrete Geometric Model 5 Validation of the Model 6 Conclusion References Modeling a Potential Plant Habitat by Ensemble Machine Learning 1 Introduction 2 Selecting Pseudo-absence Points of a Plant Species 3 Algorithm of the Random Forest Method 4 Modeling Plant Ecological Niches 5 Conclusion References Information and Computing Technologies in Automation and Control Science Adaptive Traffic Signal Control Based on a Macroscopic Model of the Transport Network 1 Introduction 2 Transport Network Model 2.1 Traffic Controllers 2.2 Macroscopic Traffic Flow Model 2.3 Numerical Scheme 2.4 Intersection Model 3 Model Predictive Control 3.1 Target Metric 3.2 Genetic Search Algorithm 4 Numerical Experiments 5 Conclusion References Optimization and Robustization of Angular Motion Control of an Automatic Maneuverable Aerial Vehicle 1 Introduction 2 Optimization of the AMAV Homing Process 2.1 Functional Scheme and Mathematical Model of the HS AMAV 2.2 Parametric Optimization Problem of the HS AMAV 2.3 Researching Computer Effectiveness of the Optimal HS AMAV 3 Robustization of Control by AMAV Angular Motion 3.1 Setting a Tracking Control Problem by the AMAV Attack Angle 3.2 Algorithm of AMAV Robust Tracking Control by the Sliding Mode 3.3 Algorithm of AMAV Robust Tracking Control Using the Adaptive Backstepping Method 4 Conclusion References Synthesis of the Rational Analyzing Function for Feature Extraction of Signals from the Electrostatic Location System 1 Introduction 2 Problem Statement 3 Algorithm for Synthesis of the Analyzing Function 4 Time-Frequency Distribution 5 Conclusions References Application of Computer Numerical Control in Eddy-Current Study Methods 1 Introduction 2 Materials and Methods 3 Digital Signal Synthesis to Generate an Electromagnetic Field 4 Data Acquisition, Digitization and Pre-processing Unit 5 Measurement System Software 6 Operation Scheme of the Developed System 7 Experimental Results 8 Conclusion References Computing Technologies in Information Security Applications Open-Source Solution for Identification and Blocking of Anomalous BGP-4 Routing Information 1 Introduction 2 Proposed Solution Design and Implementation 3 Testing and Evaluation 4 Conclusion References Simulation of DDoS Attacks on LTE and LoRaWAN Protocols in the NS-3 Network Simulator 1 Introduction 2 Overview of Approaches to Assess Protocol Safety 3 Model of DoS Attack in LORAWAN and LTE Networks 3.1 Description of the Simulated Network 3.2 LORAWANUe Class 3.3 LTEChannel Class 3.4 Mathematical Model 4 Experimental Setting and Simulation Results 4.1 Simulation Results 5 Conclusion References Transaction-Oriented Approach to the Design of Information Systems Based on Formal Grammar 1 Introduction 2 Platform as a Service 3 Software as a Service 4 Basic Concepts 5 Access Control 6 Request as a Transaction 7 Transaction as Unit of Exchange 8 Transaction as an Entity 9 Conclusions References Author Index