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Cybernetics and Information Technologies

Volume 20 (2020): Issue 6 (December 2020)

Special Issue on New Developments in Scalable Computing

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20 Articles
Open Access | Dec 31, 2020
Preface
Aneta Karaivanova

Aneta Karaivanova

Institute of Information and Communication Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Karaivanova, Aneta
 and 
Svetozar Margenov

Svetozar Margenov

Institute of Information and Communication Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Margenov, Svetozar
  
Open Access | Dec 31, 2020
Performance Optimization System for Hadoop and Spark Frameworks
Hrachya Astsatryan

Hrachya Astsatryan

Institute for Informatics and Automation Problems of the National Academy of Sciences of the Republic of ArmeniaYerevan, Armenia
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Astsatryan, Hrachya
, 
Aram Kocharyan

Aram Kocharyan

Université Fédérale Toulouse Midi-PyrénéesFrance
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Kocharyan, Aram
, 
Daniel Hagimont

Daniel Hagimont

Université Fédérale Toulouse Midi-PyrénéesFrance
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Hagimont, Daniel
 and 
Arthur Lalayan

Arthur Lalayan

National Polytechnic University of ArmeniaYerevan, Armenia
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Lalayan, Arthur
  
Open Access | Dec 31, 2020
New Uniform Subregular Parallelisms of PG(3, 4) Invariant under an Automorphism of Order 2
Anton Betten

Anton Betten

Colorado State UniversityFort Collins,
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Betten, Anton
, 
Stela Topalova

Stela Topalova

Institute of Mathematics and Informatics, Bulgarian Academy of SciencesSofia, Bulgaria
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Topalova, Stela
 and 
Svetlana Zhelezova

Svetlana Zhelezova

Institute of Mathematics and Informatics, Bulgarian Academy of SciencesSofia, Bulgaria
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Zhelezova, Svetlana
  
Open Access | Dec 31, 2020
Two-Stage Search-Based Approach for Determining and Sorting of Mountain Hiking Routes Using Directed Weighted Multigraph
Zornitsa Dimitrova

Zornitsa Dimitrova

Institute of Information and Communication Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Dimitrova, Zornitsa
, 
Vasil Dimitrov

Vasil Dimitrov

Institute of Information and Communication Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Dimitrov, Vasil
, 
Daniela Borissova

Daniela Borissova

Institute of Information and Communication Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Borissova, Daniela
, 
Ivan Garvanov

Ivan Garvanov

University of Library Studies and Information TechnologiesSofia, Bulgaria
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Garvanov, Ivan
 and 
Magdalena Garvanova

Magdalena Garvanova

University of Library Studies and Information TechnologiesSofia, Bulgaria
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Garvanova, Magdalena
  
Open Access | Dec 31, 2020
New Local Search Procedure for Workforce Planning Problem
Stefka Fidanova

Stefka Fidanova

Sofia, Bulgaria
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Fidanova, Stefka
 and 
Gabriel Luque

Gabriel Luque

DLCS University of MalagaMalaga, Spain
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Luque, Gabriel
  
Open Access | Dec 31, 2020
High Performance Machine Learning Models of Large Scale Air Pollution Data in Urban Area
Snezhana G. Gocheva-Ilieva

Snezhana G. Gocheva-Ilieva

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Gocheva-Ilieva, Snezhana G.
, 
Atanas V. Ivanov

Atanas V. Ivanov

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Ivanov, Atanas V.
 and 
Ioannis E. Livieris

Ioannis E. Livieris

Department of Mathematics, University of PatrasPatras, Greece
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Livieris, Ioannis E.
  
Open Access | Dec 31, 2020
Evaluating Machine Learning Approaches for Discovering Optimal Sets of Projection Operators for Quantum State Tomography of Qubit Systems
Violeta N. Ivanova-Rohling

Violeta N. Ivanova-Rohling

Department of Physics and Zukunftskolleg, University of Konstanz, Department of Mathematical Foundations of Computer Sciences, Institute of Mathematics and Informatics, Bulgarian Academy of SciencesSofia,
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Ivanova-Rohling, Violeta N.
 and 
Niklas Rohling

Niklas Rohling

Department of Physics, University of KonstanzGermany
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Rohling, Niklas
  
Open Access | Dec 31, 2020
A New Class of “Growth Functions” with Polynomial Variable Transfer Generated by Real Reaction Networks
Nikolay Kyurkchiev

Nikolay Kyurkchiev

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Kyurkchiev, Nikolay
  
Open Access | Dec 31, 2020
Comments on the Half Logistic Inverse Rayleigh (HLIR) cdf with “Polynomial Variable Transfer”. Some Applications
Nikolay Kyurkchiev

Nikolay Kyurkchiev

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Kyurkchiev, Nikolay
, 
Anton Iliev

Anton Iliev

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Iliev, Anton
 and 
Asen Rahnev

Asen Rahnev

Faculty of Mathematics and Informatics, University of Plovdiv Paisii HilendarskiPlovdiv, Bulgaria
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Rahnev, Asen
  
Open Access | Dec 31, 2020
Performance Analysis of a Scalable Algorithm for 3D Linear Transforms on Supercomputer with Intel Processors/Co-Processors
Ivan Lirkov

Ivan Lirkov

Institute of Information and Communication, Technologies, Bulgarian Academy of SciencesSofia, Bulgaria
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Lirkov, Ivan
  
Open Access | Dec 31, 2020
Numerical Solution of Integro-Differential Equations Modelling the Dynamic Behavior of a Nano-Cracked Viscoelastic Half-Plane
Tsviatko V. Rangelov

Tsviatko V. Rangelov

Institute of Mathematics and Informatics, Bulgarian Academy of SciencesSofia, Bulgaria
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Rangelov, Tsviatko V.
, 
Petia S. Dineva

Petia S. Dineva

Institute of Mechanics, Bulgarian Academy of SciencesSofia, Bulgaria
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Dineva, Petia S.
 and 
George D. Manolis

George D. Manolis

Department of Civil Engineering, Aristotle UniversityThessaloniki, Greece
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Manolis, George D.
  
Open Access | Dec 31, 2020
On Dynamic Parallelization of Multilevel Monte Carlo Algorithm
Nikolay Shegunov

Nikolay Shegunov

  • Kaiserslautern, Germany
  • Sofia UniversitySofia, Bulgaria
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Shegunov, Nikolay
 and 
Oleg Iliev

Oleg Iliev

  • Kaiserslautern, Germany
  • Institute of MathematicsSofia, Bulgaria
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Iliev, Oleg
  
Open Access | Dec 31, 2020
Geometrically Non-Linear Vibration of a Cantilever Interacting with Rarefied Gas Flow
Kiril Shterev

Kiril Shterev

Institute of Mechanics, Bulgarian Academy of SciencesSofia, Bulgaria
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Shterev, Kiril
 and 
Emil Manoach

Emil Manoach

Institute of Mechanics, Bulgarian Academy of SciencesSofia, Bulgaria
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Manoach, Emil
  
Open Access | Dec 31, 2020
Molecular Dynamics Simulations of Acetylcholinesterase – Beta-Amyloid Peptide Complex
Mariana Atanasova

Mariana Atanasova

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Atanasova, Mariana
, 
Ivan Dimitrov

Ivan Dimitrov

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Dimitrov, Ivan
 and 
Stefan Ivanov

Stefan Ivanov

  • Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
  • Institute for Bioscience and Biotechnology Research, University of MarylandRockville,
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Ivanov, Stefan
  
Open Access | Dec 31, 2020
Trend Analysis of CMIP5 Ensemble of Climate Indices over Southeast Europe with Focus on Agricultural Impacts
Hristo Chervenkov

Hristo Chervenkov

National Institute of Meteorology and Hydrology (NIMH)Sofia, Bulgaria
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Chervenkov, Hristo
, 
Georgi Gadzhev

Georgi Gadzhev

National Institute of Geophysics, Geodesy and Geography – Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Gadzhev, Georgi
, 
Vladimir Ivanov

Vladimir Ivanov

National Institute of Geophysics, Geodesy and Geography – Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Ivanov, Vladimir
 and 
Kostadin Ganev

Kostadin Ganev

National Institute of Geophysics, Geodesy and Geography – Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Ganev, Kostadin
  
Open Access | Dec 31, 2020
Degree-Day Climatology over Central and Southeast Europe for the Period 1961-2018 – Evaluation in High Resolution
Hristo Chervenkov

Hristo Chervenkov

National Institute of Meteorology and Hydrology (NIMH)Sofia, Bulgaria
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Chervenkov, Hristo
, 
Vladimir Ivanov

Vladimir Ivanov

National Institute of Geophysics, Geodesy and Geography - Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Ivanov, Vladimir
, 
Georgi Gadzhev

Georgi Gadzhev

National Institute of Geophysics, Geodesy and Geography - Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Gadzhev, Georgi
, 
Kostadin Ganev

Kostadin Ganev

National Institute of Geophysics, Geodesy and Geography - Bulgarian Academy of Sciences (NIGGG-BAS)Sofia, Bulgaria
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Ganev, Kostadin
 and 
Dimitrios Melas

Dimitrios Melas

Aristotle University of Thessaloniki, Faculty of Sciences School of PhysicsThessaloniki, Greece
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Melas, Dimitrios
  
Open Access | Dec 31, 2020
AllerScreener – A Server for Allergenicity and Cross-Reactivity Prediction
Ivan Dimitrov

Ivan Dimitrov

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Dimitrov, Ivan
 and 
Mariana Atanasova

Mariana Atanasova

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Atanasova, Mariana
  
Open Access | Dec 31, 2020
Design of Multi-Epitope Vaccine against SARS-CoV-2
Irini Doytchinova

Irini Doytchinova

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Doytchinova, Irini
 and 
Andrey Tchorbanov

Andrey Tchorbanov

Institute of Microbiology, Bulgarian Academy of SciencesSofia, Bulgaria
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Tchorbanov, Andrey
  
Open Access | Dec 31, 2020
Immunoinformatic Analysis of Human Thyroglobulin
Irini Doytchinova

Irini Doytchinova

Faculty of Pharmacy, Medical University of SofiaSofia, Bulgaria
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Doytchinova, Irini
, 
Andrey Tchorbanov

Andrey Tchorbanov

Institute of Microbiology, Bulgarian Academy of SciencesBulgaria
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Tchorbanov, Andrey
 and 
Stefan Ivanov

Stefan Ivanov

Institute for Bioscience and Biotechnology Research, University of MarylandRockville,
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Ivanov, Stefan
  
Open Access | Dec 31, 2020
Finite-Temperature Single Molecule Vibrational Dynamics from Combined Density Functional Tight Binding Extended Lagrangian Dynamics Simulations and Time Series Analysis
Bojana Koteska

Bojana Koteska

Faculty of Computer Science and Engineering, Ss. Cyril and Methodius University
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Koteska, Bojana
, 
Anastas Mishev

Anastas Mishev

Institute of Chemistry, Faculty of Natural Sciences and Mathematics, Ss. Cyril and Methodius University
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Mishev, Anastas
 and 
Ljupco Pejov

Ljupco Pejov

  • Institute of Chemistry, Faculty of Natural Sciences and Mathematics, Ss. Cyril and Methodius University
  • Department of Chemistry, Bioscience and Environmental Engineering, Faculty of Science and Technology, University of StavangerNorway
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Pejov, Ljupco
  

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