Information Technologies and Computer Engineering

https://doi.org/10.31649/1999-9941-2021-52-3

24.12.2021

Vol. 18, No. 3, 2021

UKRAINIAN JOURNAL OF INFORMATION TECHNOLOGY AND COMPUTER ENGINEERING

ISSN 1999-9941
e-ISSN 2078-6387

Publisher: VINNYTSIA NATIONAL TECHNICAL UNIVERSITY

12 Articles

33 Authors

Information and analytical system for determining the mental state of a person

22.11.2021

Oleksandr Grigoryshen, Iryna Kolesnyk, Liudmyla Savytska

Keywords analytical information system, psychodiagnostic, mental state, treatment, mental illness, symptoms
DOI https://doi.org/10.31649/1999-9941-2021-52-3-4-9

Methods for developing recommendation systems

22.11.2021

Maksym Danylenko, Iryna Kolesnyk

Keywords recommendation system, cold start problem, web service, machine learning, algorithms
DOI https://doi.org/10.31649/1999-9941-2021-52-3-10-15

A comprehensive method of building intelligent career guidance systems

22.11.2021

Amir Jaber, Yevhen Palamarchuk

Keywords professional orientation, personal profiles, vocational guidance, testing modules
DOI https://doi.org/10.31649/1999-9941-2021-52-3-16-21

Monitoring features of the client part of mobile applications

22.11.2021

Mykola Kanevskyi, Serhii Zakharchenko

Keywords monitoring, mobile applications, client monitoring
DOI https://doi.org/10.31649/1999-9941-2021-52-3-22-26

Pecularities of development of information system of visualization of location of recycling points and sale of eco goods

22.11.2021

Lyudmila Krylik, Andriy Yarovyi, Anzhelika Kozyreva

Keywords information system, web-technologies, software design methodologies, visualization, ecology, eco-goods
DOI https://doi.org/10.31649/1999-9941-2021-52-3-27-35

Study of the principles of building databases of high-tech machine-building products based on the basic nato cals database model

22.11.2021

Alexander Skvorchevsky

Keywords CALS-concept, NATO CALS data model, database, ER-diagram, modeling language, PostgreSQL, semantic breakdown
DOI https://doi.org/10.31649/1999-9941-2021-52-3-36-43

Adapting the principles of agile methodology to manage an application development program project

22.11.2021

Vadim Yakovenko, Yulia Ulianovska, Tetiana Yakovenko, Tetiana Chupilko

Keywords Agile methodology, project management, application development, adaptation of SCRUM framework
DOI https://doi.org/10.31649/1999-9941-2021-52-3-44-52

Features of modeling of multicomponent information technology of automated testing

22.11.2021

Andriy Yarovyi, Yaroslav Ivanchuk, Volodymyr Ozeranskyi, Volodymyr Vasylevskyi

Keywords information technology, modelling, automated testing, modular testing, software
DOI https://doi.org/10.31649/1999-9941-2021-52-3-53-59

High linearity balanced push-pull dc amplifier with low error of zero offset

22.11.2021

Alexey Azarov, Yevhen Heneralnytskyi, Anna Fіgas

Keywords current scalers-converters (CSC), two-stroke DC amplifier (PPDA), linearity error of the transfer characteristic (LETC), zero bias current, current reflector, current amplification balancing unit
DOI https://doi.org/10.31649/1999-9941-2021-52-3-60-69

Regular computational structure for data ranking

22.11.2021

Tatiana Martyniuk, Leonid Krupelnitskyi, Bohdan Krukivskyi

Keywords regularity, processor, ranking, visualization of results
DOI https://doi.org/10.31649/1999-9941-2021-52-3-70-76

Convolutional properties of a neural network based on autoencoders

22.11.2021

Lev Yasenko, Yaroslav Klyatchenko

Keywords data set, training, neural network, autoencoder, convolution
DOI https://doi.org/10.31649/1999-9941-2021-52-3-77-85

Prediction of coronavirus waves based on the method of weight recovery of the cognitive map to take into account for interregional influence

22.11.2021

Vitalii Mokin, Mykhailo Dratovanyi, Arsen Losenko, Serhii Zhukov

Keywords cognitive modeling, cognitive map, coronavirus, wave of new confirmed patients, graph theory
DOI https://doi.org/10.31649/1999-9941-2021-52-3-86-94