26.12.2023

Vol. 20, No. 3, 2023

INFORMATION TECHNOLOGY AND COMPUTER ENGINEERING

ISSN 1999-9941
e-ISSN 2078-6387

Publisher: VINNYTSIA NATIONAL TECHNICAL UNIVERSITY

11 Articles
36 Authors

Method of the adaptive multilayer information protection on the basis of steganography and cryptography

24.11.2023

Vitalii Lukichov, Yuriy Baryshev, Natalia Kondratenko, Vadim Malinovskyi
  • Keywords steganography, cryptography, cyber security, critical systems, metrics
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-4-11

Development of the ontological model of the knowledge base "Library" based on the protégé environment

24.11.2023

Olexiy Silagin, Yehor Silagin, Valerii Denysiuk, Alla Denysiuk
  • Keywords ontological model, library, semantic search, database, Protégé
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-12-21

Method and means of security monitoring in a computer network by SIEM means

24.11.2023

Liudmyla Savytska, Tatiana Korobeynikova, Oleksandr Volos, Mykola Tarnovskyi
  • Keywords SIEM, EDR, NDR, SIEM-EDR-NDR triad, testing, monitoring, log normalization process
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-22-32

Efficiency of computer means for automatic antennas direction in wireless data transmission systems

24.11.2023

Bohdan Bloshchynskyi, Yaroslav Klyatchenko
  • Keywords wireless data transmission systems, microcontroller, auto positioning, antenna pointing, wireless
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-33-40

Methods and means of protecting resources in computer SDN-network

24.11.2023

Liudmyla Savytska, Tatiana Korobeynikova, Ihor Leontiev, Serhii Bohomolov
  • Keywords SDN network, SDN Semantic Model, network operating system interaction model and SDN, network model with flexible resources, computer network
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-41-52

Application of computer systems for designing and 3D printing of a foundry pattern with ventilation channels in its walls

24.11.2023

Volodymyr Doroshenko, Oleksandr Yanchenko
  • Keywords computer systems, 3D technologies, 3D printing, one-time foundry pattern, pattern gasification, foundry production
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-53-58

Analysis of the lossy image compression algorithms

24.11.2023

Oleksii Kavka, Volodymyr Maidaniuk, Alexander Romaniuk, Yevhen Zavalniuk
  • Keywords image compression, data compression, chroma subsampling, color quantization, discrete cosine transform, wavelet transform, fractal compression
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-59-64

Asymmetric sentiment analysis of business news in historical data forecasting systems

24.11.2023

Denys Tkachyk, Roman Kvyetnyy
  • Keywords historical data, business news, sentiment analysis, asymmetry forecasting, fundamental analysis
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-65-75

Development of a mathematical model of the thermal field of an integral structure in the implementation of sensors for biomedical research

24.11.2023

Sergii Pavlov, Waldemar Wojcik, Roman Holyaka, Alexey Azarov, Larysa Nykyforova, Yang Longyin
  • Keywords electrothermal modeling, measuring transducers, self-heating of transducers, biomedical devices and systems, express method
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-76-83

Expert bioinformation system for diagnosing forms of acute leukemia based on analysis of biomedical information

24.11.2023

Li Jingiong, Sergii Pavlov
  • Keywords acute leukemia, diagnosis and therapy, biomedical image, images of blast and non-blast blood cells
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-84-93

Analysis of promotion of 5G technology in the world and expectations for ukraine

24.11.2023

Mykhailo Lytvynenko, Nataliia Harmash
  • Keywords 5G technology, mobile networks, data transfer, network speed, bandwidth, frequencies, infrastructure
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-94-103