Отображаемые элементы 3541-3560 из 5785

    • APPROACH TO THE SYNTHESIS OF AN APERIODIC ROBUST AUTOMATIC CONTROL SYSTEM BASED ON THE GRADIENT-SPEED METHOD OF LYAPUNOV VECTOR FUNCTIONS 

      Beisenbi, М.; Kaliyeva, S. (Eastern-European Journal of Enterprise Technologies, 2023)
      One of the actual problems for the theory and practice of control of dynamic objects is the development of methods for research and synthesis of control systems of multidimensional objects. The paper proposes a universal approach to construct Lyapunov vector functions directly from the equation of state of control system and a new gradient-speed method of Lyapunov vector ...
      2024-12-06
    • Approach to automating the construction and completion of ontologies in a scientific subject field 

      Sadirmekova, Zhanna; Murzakhmetov, Aslanbek; Abduvalova, Ainur; Altynbekova, Zhanar; Makhatova, Valentina; Akhmetzhanova, Shynar; Tasbolatuly, Nurbolat; Serikbayeva, Sandugash (International Journal of Electrical and Computer Engineering, 2024)
      Domain ontologies facilitate the organization, sharing, and reuse of subject areas. Building a software ontology is labor-intensive and time-consuming. In the process of obtaining a software ontology, it is required to analyze a huge number of scientific publications relevant to the software being modeled. The process of ontology replenishing with information from a huge ...
      2024-12-06
    • Applying textural Law’s masks to images using machine learning 

      Abdikerimova, Gulzira; Yessenova, Moldir; Yerzhanova, Akbota; Manbetova, Zhanat; Murzabekova, Gulden; Kaibassova, Dinara; Bekbayeva, Roza; Aldashova, Madina (International Journal of Electrical and Computer Engineering, 2023)
      Currently, artificial neural networks are experiencing a rebirth, which is primarily due to the increase in the computing power of modern computers and the emergence of very large training data sets available in global networks. The article considers Laws texture masks as weights for a machinelearning algorithm for clustering aerospace images. The use of Laws texture masks ...
      2024-12-06
    • APPLYING MACHINE LEARNING TO IMPROVE A TEXTURE TYPE IMAGE 

      Tussupov, J.; Kozhabai, K.; Bayegizova, A.; Kassenova, L.; Manbetova, Z.; Glazyrina, N.; Bersugir, M.; Yeginbayev, M. (Eastern-European Journal of Enterprise Technologies, 2023)
      The paper is devoted to machine learning methods that focus on texture-type image enhancements, namely the improvement of objects in images. The aim of the study is to develop algorithms for improving images and to determine the accuracy of the considered models for improving a given type of images. Although currently used digital imaging systems usually provide ...
      2024-12-06
    • Application of informative textural Law’s masks methods for processing space images 

      Yessenova, Moldir; Abdikerimova, Gulzira; MURZABEKOVA, Gulden; Kakabayev, Nurbol; Glazyrina, Natalya; Adikanova, Saltanat; Uzakkyzy, Nurgul; Sadirmekova, Zhanna B.; Niyazova, Rozamgul (International Journal of Electrical and Computer Engineering, 2023)
      Image processing systems are currently used to solve many applied problems. The article is devoted to the identification of negative factors affecting the growth of grain in different periods of harvesting, using a program implemented in the MATLAB software environment, based on aerial photographs. The program is based on the Law’s textural mask method and successive ...
      2024-12-06
    • Application of deep learning methods for automated analysis of retinal structures in ophthalmology 

      Kassymova, Akmaral; Konyrkhanova, Assem; Issembayeva, Aida; Saimanova, Zagira; Saltayev, Alisher; Ongarbayeva, Maral; Issakova, Gulnur (International Journal of Electrical and Computer Engineering, 2024)
      This article examines a current area of research in the field of ophthalmology the use of deep learning methods for automated analysis of retinal structures. This work explores the use of deep learning methods such as EfficientNet and DenseNet for the automated analysis of retinal structures in ophthalmology. EfficientNet, originally proposed to balance between accuracy ...
      2024-12-06
    • Application for Creating and Analyzing Competency-Based Curricula Using an Ontological Approach 

      NAZYROVA, AIZHAN; MILOSZ, MAREK; MUKANOVA, ASSEL; BEKMANOVA, GULMIRA; KUZIN, DMITRII; ALJAWARNEH, SHADI (IEEE Access, 2024)
      This article describes the development and implementation of cutting-edge software for creating, modifying, and analyzing curriculum plans based on a competency-based approach, structured in the form of ontologies. The authors continue a series of studies in the field of ontological modeling, focusing on the features of a hierarchical curriculum model with an unlimited level ...
      2024-12-06
    • An Overview of Phase Change Materials and Their Applications in Pavement 

      Korniejenko, Kinga; Nykiel, Marek; Choinska, Marta; Jexembayeva, Assel; Konkanov, Marat; Aruova, Lyazat (Energies, 2024)
      The composite of a phase change material (PCM) and bitumen or asphalt as a matrix is expected as a new, advanced material for road construction. The main motivation for this article was to show the new possibilities and perspectives of developing the pavement with the usage of PCMs. Incorporating PCMs into paving materials can improve their properties, including allowing the ...
      2024-12-06
    • An Overview of Micro- and Nano-Dispersion Additives for Asphalt and Bitumen for Road Construction 

      Korniejenko, Kinga; Nykiel, Marek; Choinska, Marta; Jexembayeva, Assel; Konkanov, Marat; Aruova, Lyazat (Buildings, 2023)
      The main motivations for the development of research in the area of appropriate additives for asphalt and bitumen are the enhancement of their properties and improvement of their production process, including the reduction in environmental burden. Many additives improve the properties of mineral–asphalt mixtures. Traditionally, additives such as the following are applied: ...
      2024-12-06
    • A new Om(z) diagnostic of dark energy in general relativity theory 

      Myrzakulov, N.; Koussour, M.; Gogoi, Dhruba Jyoti (The European Physical Journal C, 2023)
      In this paper, we propose a new parametrization of dark energy based on the Om(z) diagnostic tool behavior. For this purpose, we investigate a functional form of the Om(z) that predicts the popular dark energy dynamical models, namely phantom and quintessence. We also found the famous cosmological constant for specified values of the model’s parameters. We employed the Markov ...
      2024-12-06
    • An Analysis of the Correct Frequency of the Service Inspections of German Passenger Cars—A Case Study on Kazakhstan and Poland 

      Nurkusheva, Saltanat; Bembenek, Michał; Berdychowski, Maciej; Gajdzik, Bozena; Wolniak, Radosław (Vehicles, 2024)
      This article presents a case study on estimating the real service inspection intervals for German-brand passenger cars in Kazakhstan and Poland. This study aimed to identify disparities between the official recommendations of manufacturers for car maintenance and the real data collected in these two countries. The following passenger cars were examined: Audi A6, Q5, and Q8; ...
      2024-12-06
    • Analyzing Disease and Pest Dynamics in Steppe Crop Using Structured Data 

      TUSSUPOV, JAMALBEK; ABDIKERIMOVA, GULZIRA; ISMAILOVA, AISULU; KASSYMOVA, AKMARAL; BELDEUBAYEVA, ZHANAR; AITIMOV, MURAT; MAKULOV, KAIYRBEK (IEEE Access, 2024)
      In this study, an analysis of the spectral brightness coefficients (SBC) of agricultural crops in the steppe regions of Kazakhstan was carried out using remote field and space measurements during the growing season. The possibility of assessing structural changes in plants using near-infrared data was explored. An electronic database of corrected spectral data of SBC for the ...
      2024-12-06
    • ANALYSIS OF THE SPECTRAL PROPERTIES OF WHEAT GROWTH IN DIFFERENT VEGETATION PERIODS 

      Yerzhanova, A.; Kassymova, A.; Abdikerimova, G.; Abdimomynova, M.; Tashenova, Z.; Nurlybaeva, E. (Eastern-European Journal of Enterprise Technologies, 2021)
      The article presents a technique for studying space images based on the analysis of the spectral brightness coefficient (SBC) of space images of the earth's surface. Recognition of plant species, soils, and territories using satellite images is an applied task that allows to implement many processes in agriculture and automate the activities of farmers and large ...
      2024-12-06
    • Analysis of the emotional coloring of text using machine and deep learning methods 

      Abdykerimova, Lazzat; Abdikerimova, Gulzira; Konyrkhanova, Assem; Nurova, Gulsara; Bazarova, Madina; Bersugir, Mukhamedi; Kaldarova, Mira; Yerzhanova, Akbota (International Journal of Electrical and Computer Engineering, 2024)
      The presented scientific article is a comprehensive study of machine learning and deep learning methods in the context of emotion recognition in text data. The main goal of the study is to conduct a comprehensive analysis and comparison of various machine learning and deep learning methods to classify emotions in text. During the work, special attention was paid to the ...
      2024-12-06
    • Analysis of the Consistency of Prerequisites and Learning Outcomes of Educational Programme Courses by Using the Ontological Approach 

      Nazyrova, Aizhan; Milosz, Marek; Bekmanova, Gulmira; Omarbekova, Assel; Mukanova, Assel; Aimicheva, Gaukhar (Applied Sciences, 2023)
      The article presents the results of the application of an ontological approach to the description of the structure and content of the educational programme, and its subsequent analysis for the consistency of prerequisites and learning outcomes of courses. The practical result of the work is an ontology approach implemented in the Protégé 5.5.0 editor, which reflects the studied ...
      2024-12-06
    • ANALYSIS OF RAINFALL IN THE KAZAKHSTAN 

      Zhussupbekov, Askar; Zharkenov, Yerkebulan; Kuderin, Marat (International Journal of GEOMATE, 2019)
      Before building the storm sewer networks the analysis of precipitation is very important. The issues of assessing the reliability of the information on the annual amounts of precipitation in the meteorological monitoring system of the KazHydroMet State Hydrometeorological Service of Kazakhstan are considered. An assessment is made of the homogeneity of the spatial correlation ...
      2024-12-06
    • Analysis of modern approaches for the prediction of electric energy consumption 

      Kalimoldayev, Maksat; Drozdenko, Aleksey; Koplyk, Igor; Marinich, T.; Abdildayeva, Assel; Zhukabayeva, Tamara (De Gruyter, 2020)
      A review of modern methods of forming a mathematical model of power systems and the development of an intelligent information system for monitoring electricity consumption. The main disadvantages and advantages of the existing modeling approaches , as well as their applicability to the energy systems of Ukraine and Kazakhstan,are identified. The main factors that affect the ...
      2024-12-06
    • Analysis of modern approaches for maintaining a comfortable microclimate in the buildings 

      Sansyzbay, L Zh (IOP Conference Series: Materials Science and Engineering, 2020)
      This paper identifies the technical and economic aspects of application of intelligent technologies to maintain a comfortable indoor microclimate on the basis of statistical data. In the process of studying works of foreign authors, examples of the climate control systems are considered, which are developed based on the use of various intelligent technologies (fuzzy systems, ...
      2024-12-06
    • Analysis of Formal Concepts for Verification of Pests and Diseases of Crops Using Machine Learning Methods 

      TUSSUPOV, JAMALBEK; YESSENOVA, MOLDIR; ABDIKERIMOVA, GULZIRA; AIMBETOV, AIDYN; BAKTYBEKOV, KAZBEK; MURZABEKOVA, GULDEN; AITIMOVA, ULZADA (IEEE Access, 2024)
      This article is devoted to a set of important areas of research: the analysis of formal representations and verification of pests and pathogens affecting crops using spectral brightness coefficients (SBR) for the period from 2021 to 2023. The database contains about 10,000 records covering the growing season, types of diseases and pests, as well as their growth phases in a ...
      2024-12-05
    • Agents and Multi-agent Systems in the Management of Electric Energy Systems 

      BITIMANOVA, Saltanat; SHUKIROVA, Aliya (Management and Production Engineering Review, 2023)
      Electric energy systems need constant modernization and updating to solve such problems as distributed management, self-sealing, improving the quality of electricity, demand management, and integration of renewable energy systems. Currently, energy systems need advanced and intelligent technologies to perform various system-level tasks. The purpose of this research is to analyze ...
      2024-12-05