Browsing Статті з наукових журналів та збірок by Title
Now showing items 23-42 of 679
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Identification of UAV model parameters from flight and computer experiment data
(ХАІ, 2021)The object of research in the article is various well-known approaches and methods of structural and parametric identification of dynamic controlled objects - unmanned aerial vehicles (UAVs). The subject of the research ... -
Impact of war on COVID-19 pandemic in Ukraine: the simulation study
(ХАІ, 2022)This article describes experimental studies of implementing the COVID-19 epidemic pro-cess model in Ukraine based on the polynomial regression method. The constructed model was sufficiently ac-curate in deciding on ... -
Implementation of the gravity search method for optimization by cost expenses of plans for multifactorial experiments
(ХАІ, 2023)This article explores the method of gravitational search for the optimal cost (time) cost plan for multifactorial experiments. The method uses the analogy of the motion of solid bodies due to their gravitational interaction. ... -
Method and information technology to research the component architecture of products to justify investments of high-tech enterprise
(ХАІ, 2021)The tasks analyzed the product component architecture innovation and investment attractiveness, justify and select the diversified portfolio of orders, simulate and assess orders portfolio feasibility are stated and solved. ... -
Method of role assignment between praticipants in project management team using three-dimensional infirmation matrix of roles
(ХАІ, 2010)The analysis of existent methods, algorithms and approaches of distribution of responsibilities and work in project was made. The method of role assignment in project management team was produced, in which knowledge and ... -
Methods and algorithms for protecting information in optical text recognition systems
(ХАІ, 2022)The study results can constitute the basis for developing advanced specialized software for easy-to-use commercial OCR systems. -
Modeling of physical processes of energy conversion in small-sized vortex energy separators
(ХАІ, 2021)The object of study in the article is the vortex effect of temperature separation in a rotating gas flow, which is realized in small-sized vortex energy separators. The subject matter is the models that describe the physical ... -
Modeling of supply logistics and training of military personnel for the successful use of weapons in a combat area
(ХАІ, 2022)A multivariate problem is formed and solved, which is related to the modeling of logistical actions related to various military equipment and weapons that enter the zone of military conflict. -
Modeling of the relocation of high-tech enterprises for the release of innovative products
(ХАІ, 2023)A multivariate task related to the modeling of high-tech enterprises relocation under new challenges and threats is described and solved. The relevance of the study is related to the complex solution of the complex task ... -
Modeling the impact of threats and vulnerabilities in transport logistics of a developing enterprise
(ХАІ, 2021)A scientific and applied problem of modeling the impact of threats and vulnerabilities in the logistics of transportation of goods of a distributed production system was posed and solved. -
Models and methods for implementing pedagogical interventions in model-tracing cognitive tutors
(ХАІ, 2017)This paper presents some models and methods for generating pedagogical interventions in model-tracing cognitive tutors. -
Motions models of a two-wheeled experimental sample
(ХАІ, 2021)The subject of study is the physical processes of translational and angular motion of a two-wheeled experimental sample. The goal is to develop physical, mathematical, and graphic models of the translational and angular ... -
Multiagent modeling of production logistics in the creation of high-tech products
(ХАІ, 2021)Economic instability and stochastic behavior of the market lead to the need to develop new methods and mod-els to reduce the life cycle of high-tech products. Therefore, the urgent task is a detailed consideration and ... -
New method for video stream brightness stabilization: algorithms and performance evaluation
(ХАІ, 2023)Subject of study. In this paper, for the first time, an original method for estimating the change in the brightness of video data under the influence of changes in the lighting conditions of the scene and external noise ... -
Object-relational data models for real the world
(ХАІ, 2007)Object oriented programming became very popular in the last years. The idea to imitate real-world patterns (building systems with interacting objects) in system modeling and software development is yet as simple as powerful. ... -
On COVID-19 epidemic process simulation: three regression approaches investigations
(ХАІ, 2022)This paper describes experimental research on implementing three regression models of the COVID-19 epidemic process. These are models of linear regression, Ridge regression, and Lasso regression. COVID-19 daily new cases ... -
Optimization of the cathodic protection system for the main pipelines
(ХАІ, 2023)This study investigated the multi-criteria task of optimizing the operating modes of cathodic protection stations (CPS), considering monitoring data, geological conditions at the pipeline installation site, climatic or ... -
Predictive model of COVID-19 epidemic process based on neural network
(ХАІ, 2022)The purpose of the research is to build a model of the epidemic process of COVID-19 to predict its dynamics based on neural networks. The object of research is the epidemic process of infectious diseases using the example ... -
Rational control of objects with uncertain dynamics
(ХАИ, 2019)The reasons that generate uncertainty in the dynamics of objects are considered on the example of aerospace technology. Automatic control objects, consisting of control objects, servo drives and sensors, are subject to the ... -
Rational control of the temperature of vortex energy separator under destabilizing influence
(ХАІ, 2022)The object of study in this article is the formation process of a rational control of the temperature of a vortex energy separator under destabilizing influences. The subject matter of the article is the process of forming ...