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CIMS 2024 Vernal

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Information Technology and CybersecurityPerformance testing of an exact algorithm for the Subset Sum Problem on different personal computers

Performance testing of an exact algorithm for the Subset Sum Problem on different personal computers

Performance testing of an exact algorithm for the Subset Sum Problem on different personal computers Mykhailo Lenskyi ORCID: https://orcid.org/0009-0001-1445-2142 Oles Honchar Dnipro National University Hanna Mykhalchuk ORCID: https://orcid.org/0000-0002-5476-6349 Oles Honchar Dnipro National University This paper investigates the performance of an exact algorithm for the NP-complete Subset Sum Problem on different personal computers. The Subset Sum Problem asks whether there exists a subset of a given set of integers that sums up to a specified target value. Finding exact solutions for …

Innovative Technologies in Mechanical EngineeringImprovement of the mechanical properties of gas turbine engine parts made of two-phase titanium alloys

Improvement of the mechanical properties of gas turbine engine parts made of two-phase titanium alloys

Improvement of the mechanical properties of gas turbine engine parts made of two-phase titanium alloys Oleksii Fedosov ORCID: https://orcid.org/0000-0002-6269-5288 Oles Honchar Dnipro National University The subject of this study is the features of weld seam formation in complex alloyed titanium alloys during electron beam welding in a vacuum and argon arc welding. The aim of this research is to ensure the required level of mechanical properties of welded joints for aviation and aerospace components made from complex alloyed two-phase titanium …

Innovative Technologies in Mechanical EngineeringMethod for determining the mechanical characteristics of living bodies

Method for determining the mechanical characteristics of living bodies

Method for determining the mechanical characteristics of living bodies Danylo Snobko ORCID: https://orcid.org/0009-0008-8414-8825 Oles Honchar Dnipro National University Halyna Sokol ORCID: https://orcid.org/0000-0002-6183-9155 Oles Honchar Dnipro National University This study is dedicated to improving the method for determining the mechanical characteristics of living organisms, especially those with complex internal structures. This presents certain difficulties for analysis. The goal is to develop a simple and effective approach to this task, which would allow the determination of the mechanical properties of living systems …

Control Systems, Telecommunications and NavigationMethodology for determining the pitch angle program for launching spacecraft into circular orbits

Methodology for determining the pitch angle program for launching spacecraft into circular orbits

Methodology for determining the pitch angle program for launching spacecraft into circular orbits Ruslan Keba ORCID: https://orcid.org/0009-0007-9490-1254 Oles Honchar Dnipro National University Anatolii Kulabukhov ORCID: https://orcid.org/0000-0003-1139-4829 Oles Honchar Dnipro National University Circular orbits are widely used by spacecraft (SC) to fulfill their intended purposes. In particular, circular orbits are used by all satellite communication systems, navigation satellites, and Earth remote sensing satellites, where the stability of the constellation over time is a crucial element. The stability of the constellation in …

Information Technology and CybersecurityDecision Support Information Technology in Video Surveillance and Monitoring Tasks

Decision Support Information Technology in Video Surveillance and Monitoring Tasks

Decision Support Information Technology in Video Surveillance and Monitoring Tasks Kostiantyn Sukovenko ORCID: https://orcid.org/0009-0002-8109-9382 Oles Honchar Dnipro National University In today’s world, video surveillance plays a crucial role in ensuring security and control in various sectors. One of the key elements of this technology is automated video analysis, which utilizes artificial intelligence algorithms for object recognition, behavior analysis, and anomaly detection. This article discusses the information technology of decision support in video surveillance and monitoring tasks in response to the …

Aerospace vehiclesThe use of suborbital launch vehicles for solutions in the field of safety and defense

The use of suborbital launch vehicles for solutions in the field of safety and defense

The use of suborbital launch vehicles for solutions in the field of safety and defense Vladyslav Proroka ORCID: https://orcid.org/0000-0001-6884-3934 Oles Honchar Dnipro National University Mykola Dron ORCID: https://orcid.org/0000-0003-0682-8004 Oles Honchar Dnipro National University Illia Lukianenko ORCID: https://orcid.org/0009-0004-4128-4377 Oles Honchar Dnipro National University Oleksii Kulyk ORCID: https://orcid.org/0000-0002-2913-4462 Oles Honchar Dnipro National University Suborbital launch vehicles and military rockets belong to separate classes of aerial vehicles that address different tasks and require distinct design approaches. The construction of suborbital launch vehicles is …