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Volume 31, No. 2, 2026

  • 26.06.2026

Bulletin of Cherkasy State Technological University

ISSN 2306-4412

e-ISSN 2708-6070

Publisher: Cherkasy State Technological University

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Keywords: peak signal-to-noise ratio; “salt and pepper”; gaussian noise; multiplicative noise; “intersection”; Matlab

Method for detecting the results of digital image cloning in post-processing

Svitlana Hryhorenko*, Oleksandr Yevseiev, Mykola Voronov

s.m.hryhorenko@op.edu.ua

https://doi.org/10.62660/bcstu/2.2026.11

Suggested citation

Hryhorenko, S., Yevseiev, O., & Voronov, M. (2026). Method for detecting the results of digital image cloning in post-processing. Bulletin of Cherkasy State Technological University, 31(2), 11-26. https://doi.org/10.62660/bcstu/2.2026.11
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  • 18.05.2026
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Keywords: deep learning; image processing; mobile computing; transformation parameters; performance metrics; neural architecture

Comparative analysis of convolutional neural networks and bilinear interpolation for mobile applications

Aleks Mosisa*, Hanna Vlasiuk

mosisa.alex@gmail.com

https://doi.org/10.62660/bcstu/2.2026.27

Suggested citation

Mosisa, A., & Vlasiuk, H. (2026). Comparative analysis of convolutional neural networks and bilinear interpolation for mobile applications. Bulletin of Cherkasy State Technological University, 31(2), 27-34. https://doi.org/10.62660/bcstu/2.2026.27
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: speech-to-text; automatic speech recognition; Whisper; Wav2Vec; audio stream processing; word error rate; neural networks

Analysis of methods and approaches to audio data processing

Vladyslav Radin*, Myroslav Riabyi

RadinVladyslav@outlook.com

https://doi.org/10.62660/bcstu/2.2026.35

Suggested citation

Radin, V., & Riabyi, M. (2026). Analysis of methods and approaches to audio data processing. Bulletin of Cherkasy State Technological University, 31(2), 35-47. https://doi.org/10.62660/bcstu/2.2026.35
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: heterogeneous memory systems; memory management; dynamic random-access memory; high bandwidth memory; memory hierarchy

Rethinking memory hierarchy policies in DRAM+HBM systems

Maksym Shcherba*, Petro Tarnavskyi

Maksym.Shcherba@lnu.edu.ua

https://doi.org/10.62660/bcstu/2.2026.48

Suggested citation

Shcherba, M., & Tarnavskyi, P. (2026). Rethinking memory hierarchy policies in DRAM+HBM systems. Bulletin of Cherkasy State Technological University, 31(2), 48-56. https://doi.org/10.62660/bcstu/2.2026.48
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: machine learning; big data; data-driven; scalability; adaptive information platforms; domain-oriented design

Architectural and methodological approaches to the design of corporate and web-oriented information systems with elements of intelligent data analysis

Vladyslav Kozub*, Olha Smahina, Halyna Kozub

VladyslavKozub052@outlook.com

https://doi.org/10.62660/bcstu/2.2026.57

Suggested citation

Kozub, V., Smahina, O., & Kozub, H. (2026). Architectural and methodological approaches to the design of corporate and web-oriented information systems with elements of intelligent data analysis. Bulletin of Cherkasy State Technological University, 31(2), 57-72. https://doi.org/10.62660/bcstu/2.2026.57
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: blockchain; high-load systems; pointer chasing; Memory Wall; state bloat; 3D V-Cache technology; read-path optimisation

Last-level cache capacity in Hyperledger Besu state-trie traversal under worst-case access

Maksym Bystryk*, Oleksandr Khoshaba

max.bystryk@gmail.com

https://doi.org/10.62660/bcstu/2.2026.73

Suggested citation

Bystryk, M., & Khoshaba, O. (2026). Last-level cache capacity in Hyperledger Besu state-trie traversal under worst-case access. Bulletin of Cherkasy State Technological University, 31(2), 73-84. https://doi.org/10.62660/bcstu/2.2026.73
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: operations; matrices; resource constraints; sparsity; materialisation; databases

Application of linear algebra methods for optimising data processing and storage in modern information systems

Olexandr Kraychuk*, Serhii Kraychuk, Nataliia Ostapchuk

o.kraychuk@outlook.com

https://doi.org/10.62660/bcstu/2.2026.85

Suggested citation

Kraychuk, O., Kraychuk, S., & Ostapchuk, N. (2026). Application of linear algebra methods for optimising data processing and storage in modern information systems. Bulletin of Cherkasy State Technological University, 31(2), 85-96. https://doi.org/10.62660/bcstu/2.2026.85
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  • 18.05.2026
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Keywords: computational physics; nanotechnology; computer modelling; planar technology; quantum computing; energy efficiency; signal integrity

Physical aspects of the IT industry: From software architectures to cyber-physical systems

Taras Liashuk*

taras.liashuk@rshu.edu.ua

https://doi.org/10.62660/bcstu/2.2026.97

Suggested citation

Liashuk, T. (2026). Physical aspects of the IT industry: From software architectures to cyber-physical systems. Bulletin of Cherkasy State Technological University, 31(2), 97-108. https://doi.org/10.62660/bcstu/2.2026.97
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  • 18.05.2026
  • 381 Views
  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: channel state vector; time-frequency descriptors; computational pipeline; signature coding; reject option

Method for determining intentional interference type in conditions of uncertainty of interference environment based on known models

Hryhorii Radzivilov, Dmytro Pavliuk*

pavliuk-d-20@outlook.com

https://doi.org/10.62660/bcstu/2.2026.109

Suggested citation

Radzivilov, H., & Pavliuk, D. (2026). Method for determining intentional interference type in conditions of uncertainty of interference environment based on known models. Bulletin of Cherkasy State Technological University, 31(2), 109-125. https://doi.org/10.62660/bcstu/2.2026.109
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  • 18.05.2026
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  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026
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Keywords: application of detail levels; simplification of the polygonal grid; interactivity; visualisation; level of visual immersion; frame rate

Optimisation of 3D models for visualisation in virtual reality systems

Yurii Havryliuk*

yuriihavryliuk011@outlook.com

https://doi.org/10.62660/bcstu/2.2026.126

Suggested citation

Havryliuk, Yu. (2026). Optimisation of 3D models for visualisation in virtual reality systems. Bulletin of Cherkasy State Technological University, 31(2), 126-138. https://doi.org/10.62660/bcstu/2.2026.126
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  • 18.05.2026
  • 392 Views
  • Library Science. Record Studies. Informology - Volume 31, No. 2, 2026