Перегляд за темою "radio electronic and computer systems"
Зараз показуються 21-40 з 142
-
Classification of the information integrity recovery methods in the systems of various complexity
(ХАІ, 2008)The main methods of data recovery are considered, the efficiency analysis according to the cost criteria, recovery speed and ability to apply it to various tasks was carried out. -
Comparative study of linear regression and sir models of covid-19 propagation in Ukraine before vaccination
(ХАІ, 2021)The study aims to develop machine learning and compartment models of COVID-19 epidemic process and to investigate experimental results of simulation. The object of research is COVID-19 epidemic process and its dynamics in ... -
Comparison of algorithms for controlled pixel-by-pixel classification of noisy multichannel images
(ХАІ, 2019)The subject of this study is the pixel-by-pixel controlled classification of multichannel satellite images distorted by additive white Gaussian noise. The paper aim is to study the effectiveness of various methods of image ... -
Cybersecurity of FPGA-based automation systems for smart building
(ХАІ, 2015)Technology advancements such as programmable logic (FPGA) and mobile decisions have made the implementation of embedded intelligent systems within home and office appliances. This increased their capabilities and features. ... -
Data pre-processing to increase the quality of optical text recognition systems
(ХАІ, 2021)The subject of study in the article is the formulation of a modern concept of improving the quality of work of optical recognition systems by using a set of various algorithms for preprocessing document images at the user's ... -
Design of the robust PID control for uncertain nonlinear model of the UAV using artificial gain and time-delay model
(ХАІ, 2017)Estimations of the flight vehicles aerodynamic coefficients through the theoretical, numerical, wind tunnel and flight-test methods have always errors and uncertainties. Nonlinear dynamics of the unmanned aerial vehicle ... -
Determination of distribution laws of delays contributing to web-services response time
(ХАІ, 2010)The paper reports results of finding distribution laws representing Web-Services response time and delays contributing. -
Development of educational portal based on mash up technology for international students
(ХАІ, 2011)This article discusses issues associated with the use of technology Mash up in creating an educational portal for international students. -
Development of tools for information protection of optical text recognition systems
(ХАІ, 2022)The purpose of the work is to formulate the concept of creating a modern simple and reliable method for protecting information during its transmission over communication channels, to determine the objective criteria for ... -
Diagnostic support of an intelligent tutor system for teaching skills to solve algebraic equations
(ХАІ, 2021)The subject of research in this article is the process of analyzing the steps for solving algebraic equations using the Lobachevsky-Graeffe-Dandelen method. The goal is to model the process of solving algebraic equations ... -
Diagnostic support of intelligent tutor system for teaching skills to construct control object frequency characteristics
(ХАІ, 2022)This article describes a solution for learning how to build the method of frequency characteristics of the control object. -
Discrete atomic compression of digital images
(ХАІ, 2018)The subject matter of this paper is the discrete atomic compression (DAC) of digital images, which is a lossy compression process based on the discrete atomic transform (DAT). The goal is to investigate the efficiency of ... -
Discrete atomic compression of digital images: almost lossless compression
(ХАІ, 2019)In this paper, we consider the problem of digital image compression with high requirements to the quality of the result. -
Distributed cloud system: security and keyword indexing issues with implementation strategy and business limitations
(ХАІ, 2016)The article focuses on several technical and business issues that are essential for the development of distributed cloud system related to security, keyword indexing and business implementation. -
Eddy current tomography for visualization of cracks in aircraft riveted joints
(ХАІ, 2021)The control of the subsurface areas of metal products is necessary in many technological processes. So, for example, in aerospace technology it is essential to determine the presence of defects in aircraft engines. The ... -
Event-B patterns for developing FPGA-BASED hardware
(ХАІ, 2010)The paper describes the first step of methodology for designing dependable hardware which is based on field programmable gate array technology. This step means the development of patterns using Event-B language useful ... -
Exploring timeout as a performance and availability factor of distributed replicated database systems
(ХАІ, 2020)In the paper, we consider the role of the application timeout which is the fundamental part of all distributed fault tolerance mechanisms working over the Internet and used as the main error detection mechanism here. The ... -
Fault-tolerant SoPC-based approaches with multi-version IIP
(ХАІ, 2007)In this paper different approaches of Infrastructure Intellectual Property (IIP) implementation for System-on- Programmable-Chip (SoPC) are discussed. Several diversity-oriented SoPC approaches and different techniques of ... -
Features of banking information systems dependability taxonomy
(ХАІ, 2007)Banking information systems (BIS) evolution history and general structure are considered. The main BIS requirements are analyzed. The dependability attributes with regard to BIS are determined. -
Formal model of technological processes's description of complex technical systems's tests
(ХАІ, 2006)Theoretical aspects of application of the problem-oriented language for description the tests of the technological processes of complex technical systems are considered. The formal grammar of language and features of use ...