Advanced Computing in Industrial Mathematics

1. Front Matter

   Pages i-x

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2. Method for Indoor Localization of Mobile Devices Based on AoA and Kalman Filtering

   • A. Alexandrov, V. Monov

   Pages 1-12

3. Cross-Validated Sequentially Constructed Multiple Regression

   • Slav Angelov, Eugenia Stoimenova

   Pages 13-22

4. How to Assess Multi-population Genetic Algorithms Performance Using Intuitionistic Fuzzy Logic

   • Maria Angelova, Tania Pencheva

   Pages 23-35

5. Perturbation Analysis of a Nonlinear Matrix Equation Arising in Tree-Like Stochastic Processes

   • Vera Angelova

   Pages 37-50

6. On Two-Way Generalized Nets

   • Krassimir Atanassov

   Pages 51-62

7. Variational Methods for Stable Time Discretization of First-Order Differential Equations

   • Simon Becher, Gunar Matthies, Dennis Wenzel

   Pages 63-75

8. Numerical Solutions of Ordinary Fractional Differential Equations with Singularities

   • Yuri Dimitrov, Ivan Dimov, Venelin Todorov

   Pages 77-91

9. Testing Performance and Scalability of the Pure MPI Model Versus Hybrid MPI-2/OpenMP Model on the Heterogeneous Supercomputer Avitohol

   • Vyara Koleva-Efremova

   Pages 93-105

10. Analyses and Boolean Operation of 2D Polygons

    • Georgi Evtimov, Stefka Fidanova

    Pages 107-118

11. Ant Colony Optimization Algorithm for Workforce Planning: Influence of the Algorithm Parameters

    • Stefka Fidanova, Olympia Roeva, Gabriel Luque

    Pages 119-128

12. Convergence of Homotopy Perturbation Method for Solving of Two-Dimensional Fuzzy Volterra Functional Integral Equations

    • Atanaska Georgieva, Artan Alidema

    Pages 129-145

13. Iterative Method for Numerical Solution of Two-Dimensional Nonlinear Urysohn Fuzzy Integral Equations

    • Atanaska Georgieva, Albena Pavlova, Svetoslav Enkov

    Pages 147-161

14. Comparison Analysis on Two Numerical Solvers for Fractional Laplace Problems

    • Stanislav Harizanov, Svetozar Margenov

    Pages 163-176

15. Initial Calibration of MEMS Accelerometers, Used for Measuring Inclination and Toolface

    • Tihomir B. Ivanov, Galina S. Lyutskanova-Zhekova

    Pages 177-188

16. Design and Implementation of Moving Average Calculations with Hardware FPGA Device

    • Vladimir Ivanov, Todor Stoilov

    Pages 189-197

17. On the Exact Traveling Wave Solutions of a Hyperbolic Reaction-Diffusion Equation

    • Ivan P. Jordanov, Nikolay K. Vitanov

    Pages 199-210

18. Generalized Nets: A New Approach to Model a Hashtag Linguistic Network on Twitter

    • Kristina G. Kapanova, Stefka Fidanova

    Pages 211-221

19. On the Group Analysis of Differential Equations on the Group SL(2, R)

    • Georgi Kostadinov, Hristo Melemov

    Pages 223-230

20. On Digital Watermarking for Audio Signals

    • Hristo Kostadinov, Nikolai L. Manev

    Pages 231-243

This book gathers the peer-reviewed proceedings of the 12th Annual Meeting of the Bulgarian Section of the Society for Industrial and Applied Mathematics, BGSIAM’17, held in Sofia, Bulgaria, in December 2017. The general theme of BGSIAM’17 was industrial and applied mathematics, with a particular focus on: high-performance computing, numerical methods and algorithms, analysis of partial differential equations and their applications, mathematical biology, control and uncertain systems, stochastic models, molecular dynamics, neural networks, genetic algorithms, metaheuristics for optimization problems, generalized nets, and Big Data.

• Advanced Computing
• Industrial Mathematics
• BGSIAM
• Intelligent Systems
• Computational Intelligence

• Institute of Information and Communication Technology, Bulgarian Academy of Sciences, Sofia, Bulgaria

  Krassimir Georgiev

• Faculty of Applied Mathematics and Informatics, Technical University of Sofia, Sofia, Bulgaria

  Michail Todorov

• Institute of Mathematics and Informatics and Institute of Information and Communication Technologies, Bulgarian Academy of Sciences, Sofia, Bulgaria

  Ivan Georgiev

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